PIC16F73-I/SO Microchip Technology Inc., PIC16F73-I/SO Datasheet - Page 34

• Manufacturer Part Number: PIC16F73-I/SO
• Description: 28 PIN, 7 KB FLASH, 192 RAM, 22 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16F73-I/SO

• A/d Inputs: 5-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 22
• Interface: I2C/SPI/USART
• Memory Type: Flash
• Number Of Bits: 8
• Package Type: 28-pin SOIC
• Programmable Memory: 7K Bytes
• Ram Size: 192 Bytes
• Speed: 20 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16F7X
TABLE 4-1:
TABLE 4-2:
DS30325B-page 32
RA0/AN0
RA1/AN1
RA2/AN2
RA3/AN3/V
RA4/T0CKI
RA5/SS/AN4
Legend: TTL = TTL input, ST = Schmitt Trigger input
05h
85h
9Fh
Legend: x = unknown, u = unchanged, - = unimplemented locations read as '0'. Shaded cells are not used by PORTA.
Address
Note:
Name
When using the SSP module in SPI Slave mode and SS enabled, the A/D converter must be set to one of
the following modes where PCFG2:PCFG0 = 100, 101, 11x.
PORTA
TRISA
ADCON1
REF
Name
PORTA FUNCTIONS
SUMMARY OF REGISTERS ASSOCIATED WITH PORTA
Bit#
bit0
bit1
bit2
bit3
bit4
bit5
Bit 7
—
—
—
Buffer
TTL
TTL
TTL
TTL
TTL
Bit 6
ST
—
—
—
PORTA Data Direction Register
Input/output or analog input.
Input/output or analog input.
Input/output or analog input.
Input/output or analog input or V
Input/output or external clock input for Timer0. Output is open drain type.
Input/output or slave select input for synchronous serial port or analog input.
Bit 5
RA5
—
Bit 4
RA4
—
Bit 3
RA3
—
PCFG2 PCFG1 PCFG0
Bit 2
RA2
REF.
Function
Bit 1
RA1
Bit 0
RA0
 2002 Microchip Technology Inc.
--0x 0000
--11 1111
---- -000
Value on:
POR,
BOR
Value on all
--0u 0000
--11 1111
---- -000
RESETS
other