• 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
Device
Pins
I/O
EPROM/
RAM
ROM
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
µA
typical @ 3V, 32 kHz
- < 0.6
µA
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 indi-
cated, (i.e., The title "Figure 14-1: Load
Conditions - PIC16C54A", also refers to
PIC16LC54A and PIC16LV54A parts)
unless specifically called out otherwise.
PIC16C54
18
12
512
25
PIC16C54A
18
12
512
25
PIC16C54C
18
12
512
25
PIC16CR54A
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
PIC16CR57C
28
20
2K
72
PIC16C58B
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
2000 Microchip Technology Inc.
Preliminary
DS30453C-page 1
PIC16C5X
Pin Diagrams
PDIP, SOIC, Windowed CERDIP
RA2
RA3
T0CKI
MCLR/V
PP
V
SS
RB0
RB1
RB2
RB3
•1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
V
DD
RB7
RB6
RB5
RB4
PDIP, SOIC, Windowed CERDIP
T0CKI
V
DD
N/C
V
SS
N/C
RA0
RA1
RA2
RA3
RB0
RB1
RB2
RB3
RB4
•1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
MCLR/V
PP
OSC1/CLKIN
OSC2/CLKOUT
RC7
RC6
RC5
RC4
RC3
RC2
RC1
RC0
RB7
RB6
RB5
PIC16C54
PIC16CR54
PIC16C56
PIC16CR56
PIC16C58
PIC16CR58
PIC16C55
PIC16C57
PIC16CR57
SSOP
RA2
RA3
T0CKI
MCLR/V
PP
V
SS
V
SS
RB0
RB1
RB2
RB3
•1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
V
DD
V
DD
RB7
RB6
RB5
RB4
SSOP
V
SS
T0CKI
V
DD
V
DD
RA0
RA1
RA2
RA3
RB0
RB1
RB2
RB3
RB4
V
SS
•1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
MCLR/V
PP
OSC1/CLKIN
OSC2/CLKOUT
RC7
RC6
RC5
RC4
RC3
RC2
RC1
RC0
RB7
RB6
RB5
PIC16C54
PIC16CR54
PIC16C56
PIC16CR56
PIC16C58
PIC16CR58
PIC16C55
PIC16C57
PIC16CR57
DS30453C-page 2
Preliminary
2000 Microchip Technology Inc.
PIC16C5X
Device Differences
Device
PIC16C54
PIC16C54A
PIC16C54C
PIC16C55
PIC16C55A
PIC16C56
PIC16C56A
PIC16C57
PIC16C57C
PIC16C58B
PIC16CR54A
PIC16CR54C
PIC16CR56A
PIC16CR57C
PIC16CR58B
Voltage
Range
2.5-6.25
2.0-6.25
2.5-5.5
2.5-6.25
2.5-5.5
2.5-6.25
2.5-5.5
2.5-6.25
2.5-5.5
2.5-5.5
2.5-6.25
2.5-5.5
2.5-5.5
2.5-5.5
2.5-5.5
Oscillator
Selection
(Program)
Factory
User
User
Factory
User
Factory
User
Factory
User
User
Factory
Factory
Factory
Factory
Factory
Oscillator
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
See Note 1
Process
Technology
(Microns)
1.2
0.9
0.7
1.7
0.7
1.7
0.7
1.2
0.7
0.7
1.2
0.7
0.7
0.7
0.7
ROM
Equivalent
PIC16CR54A
—
PIC16CR54C
—
—
—
PIC16CR56A
—
PIC16CR57C
PIC16CR58B
N/A
N/A
N/A
N/A
N/A
MCLR
Filter
No
No
Yes
No
Yes
No
Yes
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Note 1:
If you change from this device to another device, please verify oscillator characteristics in your application.
Note:
The table shown above shows the generic names of the PIC16C5X devices. For device varieties,
please refer to Section 2.0.
2000 Microchip Technology Inc.
Preliminary
DS30453C-page 3
PIC16C5X
Table of Contents
1.0 General Description...................................................................................................................................................................... 5
6.0 Timer0 Module and TMR0 Register ........................................................................................................................................... 27
7.0 Special Features of the CPU ...................................................................................................................................................... 31
8.0 Instruction Set Summary ............................................................................................................................................................ 43
9.0 Development Support................................................................................................................................................................. 55
11.0 DC and AC Characteristics - PIC16C54/55/56/57...................................................................................................................... 73
14.0 DC and AC Characteristics - PIC16C54A ................................................................................................................................ 105
Index .................................................................................................................................................................................................. 151
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