Datasheet
2003 Microchip Technology Inc. DS30235J-page 1
PIC16C62X
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 - 40 MHz clock input
- DC - 100 ns instruction cycle
• 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
Pin Diagrams
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
• 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
technology
• Fully static design
• Wide operating range
- 2.5V to 5.5V
• Commercial, industrial and extended tempera-
ture range
• Low power consumption
- < 2.0 mA @ 5.0V, 4.0 MHz
-15 µA typical @ 3.0V, 32 kHz
-< 1.0 µA typical standby current @ 3.0V
Device
Program
Memory
Data
Memory
PIC16C620
512 80
PIC16C620A
512 96
PIC16CR620A
512 96
PIC16C621
1K 80
PIC16C621A
1K 96
PIC16C622
2K 128
PIC16C622A
2K 128
RA1/AN1
RA0/AN0
OSC2/CLKOUT
V
DD
RB7
RB6
RB5
RB4
OSC1/CLKIN
RA2/AN2/V
REF
RA3/AN3
MCLR/
VPP
VSS
RB0/INT
RB1
RB2
RB3
RA4/T0CKI
PIC16C62X
RA1/AN1
RA0/AN0
OSC2/CLKOUT
V
DD
RB7
RB6
RB5
RB4
OSC1/CLKIN
RA2/AN2/V
REF
RA3/AN3
MCLR/
VPP
VSS
VSS
RB0/INT
RB1
RB2
RA4/T0CKI
RB3RB3
V
DD
PDIP, SOIC, Windowed CERDIP
SSOP
2
3
4
5
6
7
8
9
10
•1
2
3
4
5
6
7
8
9
•1
19
18
16
15
14
13
12
11
17
18
17
15
14
13
12
11
10
16
20
PIC16C62X
EPROM-Based 8-Bit CMOS Microcontrollers