
1998 Microchip Technology Inc.
Preliminary
DS30235G-page 1
Devices included in this data sheet:
Referred to collectively as PIC16C62X .
PIC16C620
PIC16C620A
PIC16C621
PIC16C621A
PIC16C622
PIC16C622A
PIC16CR620A
High Performance RISC CPU:
Only 35 instructions to learn
All single-cycle instructions (200 ns), except for
program branches which are two-cycle
Operating speed:
- DC - 20 MHz clock input
- DC - 200 ns instruction cycle
Device
Interrupt capability
16 special function hardware registers
8-level deep hardware stack
Direct, Indirect and Relative addressing modes
Peripheral Features:
13 I/O pins with individual direction control
High current sink/source for direct LED drive
Analog comparator module with:
- Two analog comparators
- Programmable on-chip voltage reference
(V
REF
) module
- Programmable input multiplexing from device
inputs and internal voltage reference
- Comparator outputs can be output signals
Timer0: 8-bit timer/counter with 8-bit
programmable prescaler
Special Microcontroller Features:
Power-on Reset (POR)
Power-up Timer (PWRT) and Oscillator Start-up
Timer (OST)
Brown-out Reset
Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
Program
Memory
512
512
512
1K
1K
2K
2K
Data
Memory
80
96
96
80
96
128
128
PIC16C620
PIC16C620A
PIC16CR620A
PIC16C621
PIC16C621A
PIC16C622
PIC16C622A
Pin Diagrams
Special Microcontroller Features (cont’d)
Programmable code protection
Power saving SLEEP mode
Selectable oscillator options
Serial in-circuit programming (via two pins)
Four user programmable ID locations
CMOS Technology:
Low-power, high-speed CMOS EPROM technol-
ogy
Fully static design
Wide operating voltage range
- PIC16C62X - 2.5V to 6.0V
- PIC16C62XA - 2.5V to 5.5V
- PIC16CR620A - 2.0V to 5.5V
Commercial, industrial and extended tempera-
ture range
Low power consumption
- < 2.0 mA @ 5.0V, 4.0 MHz
- 15
μ
A typical @ 3.0V, 32 kHz
- < 1.0
μ
A typical standby current @ 3.0V
RA1/AN1
RA0/AN0
OSC1/CLKIN
OSC2/CLKOUT
V
DD
RB7
RB6
RB5
RB4
RA2/AN2/V
RA3/AN3
RA4/T0CKI
MCLR/V
PP
V
RB0/INT
RB1
RB2
RB3
P
RA1/AN1
RA0/AN0
OSC1/CLKIN
OSC2/CLKOUT
V
DD
V
DD
RB7
RB6
RB5
RB4
RA2/AN2/V
RA3/AN3
RA4/T0CKI
MCLR/V
PP
V
SS
V
RB0/INT
RB1
RB2
RB3
PDIP, SOIC, Windowed CERDIP
SSOP
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
1
18
17
16
15
14
13
12
11
18
17
16
15
14
13
12
11
10
19
P
EPROM-Based 8-Bit CMOS Microcontroller
PIC16C62X