PIC16C74B-20I/L Microchip Technology Inc., PIC16C74B-20I/L Datasheet - Page 80

• Manufacturer Part Number: PIC16C74B-20I/L
• Description: 44 PIN, 7 KB OTP, 192 RAM, 33 I/O
• Manufacturer: Microchip Technology Inc.

Specifications of PIC16C74B-20I/L

• A/d Inputs: 8-Channel, 8-Bit
• Cpu Speed: 5 MIPS
• Eeprom Memory: 0 Bytes
• Input Output: 33
• Interface: I2C/SPI/USART
• Memory Type: OTP
• Number Of Bits: 8
• Package Type: 44-pin PLCC
• Programmable Memory: 7K Bytes
• Ram Size: 192 Bytes
• Speed: 4 MHz
• Timers: 2-8-bit, 1-16-bit
• Voltage, Range: 2.5-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part Electrostatic Device

PIC16C63A/65B/73B/74B
REGISTER 12-2:
DS30605C-page 80
bit 7-3
bit 2-0
ADCON1 REGISTER (ADDRESS 9Fh)
A = Analog input
bit 7
Unimplemented: Read as '0'
PCFG2:PCFG0: A/D Port Configuration Control bits
Note 1: RE0, RE1 and RE2 are implemented on the PIC16C74B only.
Legend:
R = Readable bit
-n = Value at POR
PCFG2:PCFG0
U-0
—
000
001
010
100
101
011
11x
U-0
—
RA0
A
A
A
A
A
A
D
D = Digital I/O
U-0
—
RA1
W = Writable bit
’1’ = Bit is set
D
A
A
A
A
A
A
RA2
D
D
D
A
A
A
A
U-0
—
RA5
A
A
A
A
D
D
D
U = Unimplemented bit, read as ‘0’
’0’ = Bit is cleared
U-0
—
V
V
V
RA3
REF
REF
REF
A
A
A
D
RE0
PCFG2
R/W-0
D
D
D
D
D
A
A
(1)
2000 Microchip Technology Inc.
RE1
A
A
D
D
D
D
D
x = Bit is unknown
PCFG1
(1)
R/W-0
RE2
A
A
D
D
D
D
D
(1)
PCFG0
R/W-0
V
RA3
RA3
RA3
V
V
V
V
REF
DD
DD
DD
DD
bit 0