Microchip Technology IC MCU OTP 4K PIC16C74B-20/L PLCC-44 MCP PIC16C74B-20/L Data Sheet

Product codes
PIC16C74B-20/L
Page of 186
 1998-2013 Microchip Technology Inc.
DS30605D-page 1
PIC16C63A/65B/73B/74B
Devices included in this data sheet:
PIC16CXX Microcontroller Core Features:
• High performance RISC CPU
• Only 35 single word instructions to learn
• All single cycle instructions except for program 
branches which are two cycle
• Operating speed: DC - 20 MHz clock input
DC - 200 ns instruction cycle
• 4 K x 14 words of Program Memory, 
192 x 8 bytes of Data Memory (RAM)
• Interrupt capability
• Eight-level deep hardware stack
• Direct, indirect and relative addressing modes
• Power-on Reset (POR)
• Power-up Timer (PWRT) and Oscillator Start-up 
Timer (OST) 
• Watchdog Timer (WDT) with its own on-chip RC 
oscillator for reliable operation
• Programmable code protection
• Power-saving SLEEP mode
• Selectable oscillator options
• Low power, high speed CMOS EPROM 
technology
• Wide operating voltage range:  2.5V to 5.5V
• High Sink/Source Current 25/25 mA
• Commercial, Industrial and Automotive 
temperature ranges
• Low power consumption: 
- < 5 mA @ 5V, 4 MHz
- 23 
A typical @ 3V, 32 kHz
- <  1.2 
A typical standby current
PIC16C7X Peripheral Features:
• Timer0: 8-bit timer/counter with 8-bit prescaler
• Timer1: 16-bit timer/counter with prescaler
can be incremented during SLEEP via external 
crystal/clock
• Timer2: 8-bit timer/counter with 8-bit period
register, prescaler and postscaler 
• Capture, Compare, PWM modules
- Capture is 16-bit, max. resolution is 200 ns
- Compare is 16-bit, max. resolution is 200 ns
- PWM max. resolution is 10-bit
• 8-bit multichannel Analog-to-Digital converter
• Synchronous Serial Port (SSP) with SPI
TM
 
and I
2
C
TM
• Universal Synchronous Asynchronous Receiver 
Transmitter (USART/SCI)
• Parallel Slave Port (PSP), 8-bits wide with 
external RD, WR and CS controls
• Brown-out detection circuitry for Brown-out Reset 
(BOR) 
Pin Diagram:
• PIC16C63A
• PIC16C73B
• PIC16C65B
• PIC16C74B
Devices
I/O 
Pins
A/D 
Chan.
PSP
Interrupts
PIC16C63A
22
-
No
10
PIC16C65B
33
-
Yes
11
PIC16C73B
22
5
No
11
PIC16C74B
33
8
Yes
12
PDIP, Windowed CERDIP
RB7
RB6
RB5
RB4
RB3
RB2
RB1
RB0/INT
V
DD
V
SS
RD7/PSP7
RD6/PSP6
RD5/PSP5
RD4/PSP4
RC7/RX/DT
RC6/TX/CK
RC5/SDO
RC4/SDI/SDA
RD3/PSP3
RD2/PSP2
MCLR/V
PP
RA0/AN0
RA1/AN1
RA2/AN2
RA3/AN3/V
REF
RA4/T0CKI
RA5/SS/AN4
RE0/RD/AN5
RE1/WR/AN6
RE2/CS/AN7
V
DD
V
SS
OSC1/CLKIN
OSC2/CLKOUT
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
RC3/SCK/SCL
RD0/PSP0
RD1/PSP1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
PIC
16C
6
5
B
PIC
1
6C
74
B
8-Bit CMOS Microcontrollers with A/D Converter