Datasheet

PIC16C5X
DS30453E-page 6 Preliminary  1997-2013 Microchip Technology Inc.
TABLE 1-1: PIC16C5X FAMILY OF DEVICES
Features PIC16C54 PIC16CR54 PIC16C55 PIC16C56 PIC16CR56
Maximum Operation Frequency 40 MHz 20 MHz 40 MHz 40 MHz 20 MHz
EPROM Program Memory (x12 words) 512 — 512 1K —
ROM Program Memory (x12 words) — 512 — — 1K
RAM Data Memory (bytes) 25 25 24 25 25
Timer Module(s) TMR0 TMR0 TMR0 TMR0 TMR0
I/O Pins 12 12 20 12 12
Number of Instructions 33 33 33 33 33
Packages 18-pin DIP,
SOIC;
20-pin SSOP
18-pin DIP,
SOIC;
20-pin SSOP
28-pin DIP,
SOIC;
28-pin SSOP
18-pin DIP,
SOIC;
20-pin SSOP
18-pin DIP,
SOIC;
20-pin SSOP
All PIC
®
Family devices have Power-on Reset, selectable Watchdog Timer, selectable Code Protect and high
I/O current capability.
Features PIC16C57 PIC16CR57 PIC16C58 PIC16CR58
Maximum Operation Frequency 40 MHz 20 MHz 40 MHz 20 MHz
EPROM Program Memory (x12 words) 2K — 2K —
ROM Program Memory (x12 words) — 2K — 2K
RAM Data Memory (bytes) 72 72 73 73
Timer Module(s) TMR0 TMR0 TMR0 TMR0
I/O Pins 20 20 12 12
Number of Instructions 33 33 33 33
Packages 28-pin DIP, SOIC;
28-pin SSOP
28-pin DIP, SOIC;
28-pin SSOP
18-pin DIP, SOIC;
20-pin SSOP
18-pin DIP, SOIC;
20-pin SSOP
All PIC
®
Family devices have Power-on Reset, selectable Watchdog Timer, selectable Code Protect and high
I/O current capability.