M



1998 Microchip Technology Inc.

Preliminary

DS30453B-page 1
PIC16C5X

Devices Included in this Data Sheet:

• PIC16C52
• PIC16C54s
• PIC16CR54s
• PIC16C55s
• PIC16C56s
• PIC16CR56s
• PIC16C57s
• PIC16CR57s
• PIC16C58s
• PIC16CR58s

High-Performance RISC CPU:

• Only 33 single word instructions to learn
• All instructions are single cycle (200 ns) except for
program branches which are two-cycle
• Operating speed: DC - 20 MHz clock input
DC - 200 ns instruction cycle

Note: The letter "s" used following the part
numbers throughout this document
indicate plural, meaning there is more
than one part variety for the indicated
device.
Device Pins I/O
EPROM/
ROM
RAM

PIC16C52 18 12 384 25
PIC16C54 18 12 512 25
PIC16C54A 18 12 512 25
PIC16C54B 18 12 512 25
PIC16C54C 18 12 512 25
PIC16CR54A 18 12 512 25
PIC16CR54B 18 12 512 25
PIC16CR54C 18 12 512 25
PIC16C55 28 20 512 24
PIC16C55A 28 20 512 24
PIC16C56 18 12 1K 25
PIC16C56A 18 12 1K 25
PIC16CR56A 18 12 1K 25
PIC16C57 28 20 2K 72
PIC16C57C 28 20 2K 72
PIC16CR57B 28 20 2K 72
PIC16CR57C 28 20 2K 72
PIC16C58A 18 12 2K 73
PIC16C58B 18 12 2K 73
PIC16CR58A 18 12 2K 73
PIC16CR58B 18 12 2K 73

• 12-bit wide instructions
• 8-bit wide data path
• Seven or eight special function hardware registers
• Two-level deep hardware stack
• Direct, indirect and relative addressing modes for
data and instructions

Peripheral Features:

• 8-bit real time clock/counter (TMR0) with 8-bit
programmable prescaler
• Power-On Reset (POR)
• Device Reset Timer (DRT)
• Watchdog Timer (WDT) with its own on-chip
RC oscillator for reliable operation
• Programmable code-protection
• Power saving SLEEP mode
• Selectable oscillator options:
- RC: Low-cost RC oscillator
- XT: Standard crystal/resonator
- HS: High-speed crystal/resonator
- LP: Power saving, low-frequency crystal

CMOS Technology:

• Low-power, high-speed CMOS EPROM/ROM
technology
• Fully static design
• Wide-operating voltage and temperature range:
- EPROM Commercial/Industrial 2.0V to 6.25V
- ROM Commercial/Industrial 2.0V to 6.25V
- EPROM Extended 2.5V to 6.0V
- ROM Extended 2.5V to 6.0V
• Low-power consumption
- < 2 mA typical @ 5V, 4 MHz
- 15

m

A typical @ 3V, 32 kHz
- < 0.6

m

A typical standby current
(with WDT disabled) @ 3V, 0



C to 70



C

Note: In this document, figure and table titles
refer to all varieties of the part number
indicated, (i.e., The title "Figure 14-1:
Load Conditions - PIC16C54A", also
refers to PIC16LC54A and PIC16LV54A
parts).
EPROM/ROM-Based 8-Bit CMOS Microcontroller Series