Because of its strong functions, 8-bit single-chip microcomputer is widely used in various fields such as industrial control, intelligent interface, instruments and meters. 8-bit single-chip microcomputer still occupies the mainstream position in medium and small scale applications, representing the development direction of single-chip microcomputer, and playing an increasingly important role in the application field of single-chip microcomputer.    
 
    
Microchip Technology Incorporated is a leading supplier of intelligent, interconnected and secure embedded control solutions. The 8-bit microcontroller is an 8-bit new product with the latest core independent peripherals, integrated simulation and low-power options. Committed to the long-term availability of PIC and AVR MCU to ensure that existing components can continue to be used or easily migrated to other fully compatible device family members to increase functionality without massive redesign.
 
                                                                                                    
    
    
        
            
                                | Number | 
                                Pin | 
                                Flash(KB) | 
                                Ram(KB) | 
                                ADC(#of bits) | 
                                Comp | 
                                DAC(#of bits) | 
                                16-bit PWM | 
                                USART/UART | 
                                I2C/SPI | 
                                Download | 
            
                                    
                                | PIC10F3XX | 
                                6 | 
                                384-896B | 
                                0.064 | 
                                8 | 
                                - | 
                                - | 
                                - | 
                                - | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | PIC10L3XX | 
                                6 | 
                                384-896B | 
                                0.064 | 
                                8 | 
                                - | 
                                - | 
                                - | 
                                - | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F152XX | 
                                8-40 | 
                                3.5-28 | 
                                0.5-2 | 
                                10 | 
                                - | 
                                - | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F18OXX | 
                                8-40 | 
                                3.5-28 | 
                                0.2-2 | 
                                10 | 
                                Y | 
                                8 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F171XX | 
                                8-40 | 
                                7-28 | 
                                0.5-2 | 
                                12(3) | 
                                Y | 
                                8(7) | 
                                4 | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F181XX | 
                                8-40 | 
                                7-28 | 
                                0.5-2 | 
                                12(3) | 
                                Y | 
                                8(7) | 
                                4 | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F184xx | 
                                14-28 | 
                                7-28 | 
                                0.5-2 | 
                                12(3) | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L184xx | 
                                14-28 | 
                                7-28 | 
                                0.5-2 | 
                                12(3) | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F153XX | 
                                8-48 | 
                                3.5-28 | 
                                2.048 | 
                                10 | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L153XX | 
                                8-48 | 
                                3.5-28 | 
                                2.048 | 
                                10 | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F183XX/88XX | 
                                8-40 | 
                                3.5-56 | 
                                0.2-4 | 
                                10(3) | 
                                Y | 
                                5 | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L183XX/88XX | 
                                8-40 | 
                                3.5-56 | 
                                0.2-4 | 
                                10(3) | 
                                Y | 
                                5 | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC18-Q40/41 | 
                                14-20 | 
                                16-64 | 
                                1-4 | 
                                12(3) | 
                                Y | 
                                8 | 
                                3 | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC18-Q43 | 
                                28-48 | 
                                32-128 | 
                                2-8 | 
                                12(3) | 
                                Y | 
                                8 | 
                                3 | 
                                4 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC18-Q83/84 | 
                                28-48 | 
                                64-128 | 
                                8-13 | 
                                12(6) | 
                                Y | 
                                8 | 
                                3 | 
                                3 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC18-Q10 | 
                                28-40 | 
                                16-128 | 
                                1-3.6 | 
                                10(3) | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC18-Q71 | 
                                28-48 | 
                                16-64 | 
                                1-4 | 
                                12(6) | 
                                - | 
                                8(7)/10 | 
                                3 | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F176X/7X | 
                                14-40 | 
                                7-28 | 
                                2.048 | 
                                10 | 
                                - | 
                                5/10 | 
                                2 | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L176X/7X | 
                                14-40 | 
                                7-28 | 
                                2.048 | 
                                10 | 
                                - | 
                                5/10 | 
                                2 | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F170X/71X | 
                                14-40 | 
                                3.5-28 | 
                                2.048 | 
                                10 | 
                                - | 
                                5/8 | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L170X/71X | 
                                14-40 | 
                                3.5-28 | 
                                2.048 | 
                                10 | 
                                - | 
                                5/8 | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC1XF752/53 | 
                                8-14 | 
                                1.75-3.5 | 
                                0.128 | 
                                10 | 
                                - | 
                                5/9 | 
                                - | 
                                - | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | PIC1XHV752/53 | 
                                8-14 | 
                                1.75-3.5 | 
                                0.128 | 
                                10 | 
                                - | 
                                5/9 | 
                                - | 
                                - | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | PIC1XF157X | 
                                8-20 | 
                                1.75-14 | 
                                1.024 | 
                                10 | 
                                Y | 
                                5 | 
                                3 | 
                                Y | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | PIC1XL157X | 
                                8-20 | 
                                1.75-14 | 
                                1.024 | 
                                10 | 
                                Y | 
                                5 | 
                                3 | 
                                Y | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F145X | 
                                14-20 | 
                                14 | 
                                1.024 | 
                                10 | 
                                Y | 
                                5 | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L145X | 
                                14-20 | 
                                14 | 
                                1.024 | 
                                10 | 
                                Y | 
                                5 | 
                                - | 
                                Y | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16F191XX | 
                                28-64 | 
                                14-56 | 
                                4.096 | 
                                12(3) | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | PIC16L191XX | 
                                28-64 | 
                                14-56 | 
                                4.096 | 
                                12(3) | 
                                Y | 
                                5 | 
                                - | 
                                2 | 
                                Y | 
                                
                    NULL                 | 
            
                                    
                                | AVR-DA | 
                                28-64 | 
                                32-128 | 
                                4-16 | 
                                12 | 
                                Y | 
                                10 | 
                                16 | 
                                3-6 | 
                                2 | 
                                
                    NULL                 | 
            
                                    
                                | AVR-DB | 
                                28-64 | 
                                32-128 | 
                                4-16 | 
                                12 | 
                                Y | 
                                11 | 
                                3-7 | 
                                3-6 | 
                                2 | 
                                
                    NULL                 | 
            
                                    
                                | AVR-DD | 
                                14-32 | 
                                16-64 | 
                                2-8 | 
                                12 | 
                                Y | 
                                12 | 
                                9 | 
                                2 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | AVR-EA | 
                                28-48 | 
                                16-64 | 
                                2-6 | 
                                12 | 
                                Y | 
                                13 | 
                                10 | 
                                3 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATtiny102/104 | 
                                8-14 | 
                                1 | 
                                0.032 | 
                                10 | 
                                Y | 
                                - | 
                                2 | 
                                1 | 
                                - | 
                                
                    NULL                 | 
            
                                    
                                | ATtiny20x/40x/80x/160x | 
                                8-24 | 
                                2-16 | 
                                Up to 1 | 
                                10 | 
                                Y | 
                                - | 
                                2 | 
                                1(1) | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATtiny42x/82x/162x/322x | 
                                14-24 | 
                                4-32 | 
                                0.5-3 | 
                                12 | 
                                Y | 
                                - | 
                                8 | 
                                2 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATmega16U4/32U4 | 
                                32 | 
                                16/32 | 
                                1.25-2.5 | 
                                10 | 
                                Y | 
                                - | 
                                - | 
                                1 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATmega3290PA/6490P | 
                                100 | 
                                32-64 | 
                                2-4 | 
                                10 | 
                                Y | 
                                - | 
                                2 | 
                                1 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATtiny21x/41x/81x/161x/321x | 
                                8-24 | 
                                2-32 | 
                                Up to 2 | 
                                10 | 
                                Y | 
                                8 | 
                                2 | 
                                1(1) | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATmega80x/160x/320x/480x | 
                                28-48 | 
                                8-48 | 
                                1-6 | 
                                10 | 
                                Y | 
                                - | 
                                3 | 
                                4 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | ATmega48PB/88PB/168PB/328PB | 
                                32 | 
                                4-32 | 
                                0.5-2 | 
                                10 | 
                                Y | 
                                - | 
                                2/6(4) | 
                                1/2(4) | 
                                1/2(4) | 
                                
                    NULL                 | 
            
                                    
                                | ATmega324PB | 
                                44 | 
                                32 | 
                                2 | 
                                10 | 
                                Y | 
                                - | 
                                2 | 
                                1 | 
                                1 | 
                                
                    NULL                 | 
            
                                    
                                | AVREA ATmega8U2/16U2/32U2 | 
                                32 | 
                                8-32 | 
                                0.5-1 | 
                                12 | 
                                Y | 
                                - | 
                                6 | 
                                2 | 
                                2 | 
                                
                    NULL                 |