PIC16F873A-I/SS Microchip Technology, PIC16F873A-I/SS Datasheet - Page 105

• Manufacturer Part Number: PIC16F873A-I/SS
• Description: IC MCU FLASH 4KX14 EE 28SSOP
• Manufacturer: Microchip Technology
• Series: PIC® 16Fr

Specifications of PIC16F873A-I/SS

• Core Size: 8-Bit
• Program Memory Size: 7KB (4K x 14)
• Core Processor: PIC
• Speed: 20MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Type: FLASH
• Eeprom Size: 128 x 8
• Ram Size: 192 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 5x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SSOP
• Controller Family/series: PIC16F
• No. Of I/o's: 22
• Eeprom Memory Size: 128Byte
• Ram Memory Size: 192Byte
• Cpu Speed: 20MHz
• No. Of Timers: 3
• Core: PIC
• Processor Series: PIC16F
• Data Bus Width: 8 bit
• Maximum Clock Frequency: 20 MHz
• Data Ram Size: 192 B
• Data Rom Size: 128 B
• On-chip Adc: Yes
• Number Of Programmable I/os: 22
• Number Of Timers: 3
• Operating Supply Voltage: 2 V to 5.5 V
• Mounting Style: SMD/SMT
• A/d Bit Size: 10 bit
• A/d Channels Available: 5
• Height: 1.75 mm
• Interface Type: I2C, SPI, USART
• Length: 10.2 mm
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4 V
• Width: 5.3 mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: AC164307 - MODULE SKT FOR PM3 28SSOPAC164020 - MODULE SKT PROMATEII 44TQFPXLT28SS-1 - SOCKET TRANSITION ICE 28SSOP
• Lead Free Status / Rohs Status: Details
• Other names: PIC16F873AI/SS

1997 Microchip Technology Inc.
The map in
Unimplemented registers will read as '0'.
Figure 6-6: Register File Map
Note 1: Registers in BOLD will be present in every device.
2: These registers may not be implemented, or are implemented as other registers in
3: Not all locations may be implemented. Unimplemented locations will read as ’0’.
4: These locations are unimplemented in Bank1. Access to these unimplemented
some devices.
locations will access the corresponding Bank0 register.
Section 6. Memory Organization
Figure 6-6
Registers
EEDATA
ADCON0 /
EEADR
ADRES /
PCLATH
STATUS
INTCON
Purpose
General
PORTA
PORTB
Bank0
TMR0
INDF
PCL
FSR
shows the register file memory map of some 18-pin devices.
(2)
(2)
(3)
File
Address
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h
0Ah
0Bh
0Ch
7Fh
OPTION_REG 81h
Registers
EECON1
EECON2
ADCON1 /
ADRES /
PCLATH
STATUS
INTCON
Purpose
General
TRISA
TRISB
PCON
Bank1
INDF
PCL
FSR
(2)
(2)
(4)
File
Address
80h
82h
83h
84h
85h
86h
87h
88h
89h
8Ah
8Bh
8Ch
FFh
DS31006A-page 6-11
6