M
PIC16C63A/65B/73B/74B
28/40-Pin 8-Bit CMOS Microcontrollers
Pin Diagram
Device
Pins
A/D
PSP
PDIP, Windowed CERDIP
PIC16C63A
PIC16C73B
PIC16C65B
PIC16C74B
28
28
40
40
NO
YES
NO
NO
NO
MCLR/VPP
RA0/AN0
1
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
RB7
RB6
RB5
RB4
RB3
RB2
YES
YES
2
3
4
5
6
7
8
9
RA1/AN1
RA2/AN2
RA3/AN3/VREF
RA4/T0CKI
YES
RA5/SS/AN4
RE0/RD/AN5
RE1/WR/AN6
RE2/CS/AN7
VDD
RB1
RB0/INT
VDD
Microcontroller Core Features:
• High-performance RISC CPU
10
11
12
13
14
15
16
17
18
19
20
VSS
RD7/PSP7
RD6/PSP6
RD5/PSP5
RD4/PSP4
RC7/RX/DT
RC6/TX/CK
RC5/SDO
VSS
• Only 35 single word instructions to learn
OSC1/CLKIN
OSC2/CLKOUT
RC0/T1OSO/T1CKI
RC1/T1OSI/CCP2
RC2/CCP1
• All single cycle instructions except for program
branches which are two cycle
• Operating speed: DC - 20 MHz clock input
DC - 200 ns instruction cycle
RC3/SCK/SCL
RD0/PSP0
RC4/SDI/SDA
RD3/PSP3
RD2/PSP2
RD1/PSP1
• 4K x 14 words of Program Memory,
192 x 8 bytes of Data Memory (RAM)
• Interrupt capability (up to 12 internal/external
interrupt sources)
Peripheral Features:
• Timer0: 8-bit timer/counter with 8-bit prescaler
• Eight level deep hardware stack
• Direct, indirect, and relative addressing modes
• Power-on Reset (POR)
• Timer1: 16-bit timer/counter with prescaler,
can be incremented during sleep via external
crystal/clock
• Power-up Timer (PWRT) and
Oscillator Start-up Timer (OST)
• Timer2: 8-bit timer/counter with 8-bit period
register, prescaler and postscaler
• Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
• Two Capture, Compare, PWM modules
• Capture is 16-bit, max. resolution is 12.5 ns,
Compare is 16-bit, max. resolution is 200 ns,
PWM maximum resolution is 10-bit
• Programmable code-protection
• Power saving SLEEP mode
• Selectable oscillator options
• 8-bit multi-channel Analog-to-Digital converter
• Synchronous Serial Port (SSP) with Enhanced
• Low-power, high-speed CMOS EPROM
technology
2
SPI and I C
• Fully static design
• Universal Synchronous Asynchronous Receiver
Transmitter (USART/SCI)
• In-Circuit Serial Programming™ (ICSP)
• Wide operating voltage range: 2.5V to 5.5V
• High Sink/Source Current 25/25 mA
• Parallel Slave Port (PSP) 8-bits wide, with
external RD, WR and CS controls
• Commercial, Industrial and Extended temperature
ranges
• Brown-out detection circuitry for
Brown-out Reset (BOR)
• Low-power consumption:
- < 2 mA @ 5V, 4 MHz
- 22.5 µA typical @ 3V, 32 kHz
- < 1 µA typical standby current
1998 Microchip Technology Inc.
DS30605A-page 1