Specification	PIC16F873A-I/SS

A/D Channels	5 count
A/D Resolution (bits)	10 bit
Connectivity	USART, UART, SPI, I2C
Core Processor	PIC
Core Size (Bit Width)	8 Bit
EEPROM Size (Depth)	128
EEPROM Size (Width)	8 bit
Mounting Type	Surface Mount
Number of I/O	22
Operating Temperature (Max)	85 °C
Operating Temperature (Min)	-40 °C
Oscillator Type	External
Package Length	0.209 in
Package Name	28-SSOP
Package Width	5.3 mm
Peripherals	WDT, PWM, Brown-out Detect, POR, Reset
Program Memory Depth	4 K
Program Memory Size	7 KB
Program Memory Type	FLASH
Program Memory Width	14
RAM Size Depth	192
RAM Size Width	8 bit
Speed	20 MHz
Voltage - Supply (Vcc/Vdd) Maximum	5.5 V
Voltage - Supply (Vcc/Vdd) Minimum	4 V

PIC16F873 Series

Part	Core Size (Bit Width)	Program Memory Type	Peripherals	Connectivity	EEPROM Size (Width)	EEPROM Size (Depth)	Oscillator Type	Operating Temperature (Max)	Operating Temperature (Min)	Package Width	Package Name	Package Length	Number of I/O	Speed	Voltage - Supply (Vcc/Vdd) Minimum	Voltage - Supply (Vcc/Vdd) Maximum	Program Memory Depth	Program Memory Size	Program Memory Width	Core Processor	A/D Channels	A/D Resolution (bits)	RAM Size Width	RAM Size Depth	Mounting Type	Package / Case
Microchip Technology PIC16F873A-E/SO	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	125 °C	-40 °C	7.5 mm	28-SOIC	0.295 in	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Surface Mount
Microchip Technology PIC16F873A-E/ML	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	125 °C	-40 °C	6 mm	28-QFN	6 mm	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Surface Mount	28-VQFN Exposed Pad
Microchip Technology PIC16F873AT-I/ML	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	85 °C	-40 °C	6 mm	28-QFN	6 mm	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Surface Mount	28-VQFN Exposed Pad
Microchip Technology PIC16F873AT-E/ML	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	125 °C	-40 °C	6 mm	28-QFN	6 mm	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Surface Mount	28-VQFN Exposed Pad
Microchip Technology PIC16F873A-I/SP	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	85 °C	-40 °C	7.62 mm	28-DIP 28-SPDIP	0.3 in	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Through Hole
Microchip Technology PIC16F873-20/SP	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	70 °C	0 °C	7.62 mm	28-DIP 28-SPDIP	0.3 in	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Through Hole
Microchip Technology PIC16F873-04E/SP	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	125 °C	-40 °C	7.62 mm	28-DIP 28-SPDIP	0.3 in	22	4 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Through Hole
Microchip Technology PIC16F873AT-I/SO	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	85 °C	-40 °C	7.5 mm	28-SOIC	0.295 in	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Surface Mount
Microchip Technology PIC16F873A-E/SP	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	125 °C	-40 °C	7.62 mm	28-DIP 28-SPDIP	0.3 in	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Through Hole
Microchip Technology PIC16F873A-I/SO	8 Bit	FLASH	Brown-out Detect POR PWM Reset WDT	I2C SPI UART USART	8 bit	128	External	85 °C	-40 °C	7.5 mm	28-SOIC	0.295 in	22	20 MHz	4 V	5.5 V	4 K	7 KB	14	PIC	5 count	10 bit	8 bit	192	Surface Mount