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2002 Microchip Technology Inc.
DS41120B-page 1
M
PIC16C717/770/771
18/20-Pin, 8-Bit CMOS Microcontrollers with 10/12-Bit A/D
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
Memory
Interrupt capability (up to 10 internal/external
interrupt sources)
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
Selectable oscillator options:
- INTRC - Internal RC, dual speed (4 MHz and
37 kHz nominal) dynamically switchable for
power savings
- ER - External resistor, dual speed (user
selectable frequency and 37 kHz nominal)
dynamically switchable for power savings
- EC - External clock
- HS - High speed crystal/resonator
- XT - Crystal/resonator
- LP - Low power crystal
Low power, high speed CMOS EPROM
technology
In-Circuit Serial Programming
(ICSP
)
Wide operating voltage range: 2.5V to 5.5V
15 I/O pins with individual control for:
- Direction (15 pins)
- Digital/Analog input (6 pins)
- PORTB interrupt on change (8 pins)
- PORTB weak pull-up (8 pins)
- High voltage open drain (1 pin)
Commercial and Industrial temperature ranges
Low power consumption:
- < 2 mA @ 4V, 4 MHz
- 11
μ
A typical @ 2.5V, 37 kHz
- < 1
μ
A typical standby current
Pin Diagram
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
Enhanced Capture, Compare, PWM (ECCP)
module
- Capture is 16-bit, max. resolution is 12.5 ns
- Compare is 16-bit, max. resolution is 200 ns
- PWM max. resolution is 10-bit
- Enhanced PWM:
- Single, Half-Bridge and Full-Bridge Output
modes
- Digitally programmable deadband delay
Analog-to-Digital converter:
- PIC16C770/771 12-bit resolution
- PIC16C717 10-bit resolution
On-chip absolute bandgap voltage reference
generator
Programmable Brown-out Reset (PBOR)
circuitry
Programmable Low-Voltage Detection (PLVD)
circuitry
Master Synchronous Serial Port (MSSP) with two
modes of operation:
- 3-wire SPI
(supports all 4 SPI modes)
- I
2
C
compatible including Master mode
support
Program Memory Read (PMR) capability for look-
up table, character string storage and checksum
calculation purposes
Device
Pins
A/D
Resolution
A/D
Channels
Program
x14
Data
x8
PIC16C717
2K
256 18, 20
10 bits
6
PIC16C770
2K
256
20
12 bits
6
PIC16C771
4K
256
20
12 bits
6
RB3/CCP1/P1A
RB2/SCK/SCL
RA7/OSC1/CLKIN
RA6/OSC2/CLKOUT
V
DD
A
VDD
RB7/T1OSI/P1D
RB6/T1OSO/T1CKI/P1C
RB5/SDO/P1B
RB4/SDI/SDA
RA0/AN0
RA1/AN1/LVDIN
RA4/T0CKI
RA5/MCLR/V
PP
V
SS
A
VSS
RA2/AN2/V
REF
-/VRL
RA3/AN3/V
REF
+/VRH
RB0/AN4/INT
RB1/AN5/SS
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
P
20-Pin PDIP, SOIC, SSOP