16C554
器件描述：EPROM-Based 8-Bit CMOS Microcontroller
器件厂商：MICROCHIP [Microchip Technology]
文件大小：1010.1KB，共96页
Sponsor by e络盟器件资料摘要：
1997 Microchip Technology Inc.
Preliminary
DS40143B-page 1
Devices included in this data sheet:
Referred to collectively as PIC16C55X(A).
• PIC16C554 PIC16C554A
PIC16C556A
• PIC16C558 PIC16C558A
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
• 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
• 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)
• Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
Device Program
Memory
Data
Memory
PIC16C554 512 80
PIC16C554A 512 80
PIC16C556A 1K 80
PIC16C558 2K 128
PIC16C558A 2K 128
Pin Diagram
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 technology
• Fully static design
• Wide operating voltage range
- 2.5V to 5.5V PIC16C55X
- 3.0 to 5.5V PIC16C55XA
• Commercial, industrial and extended tempera-
ture range
• Low power consumption
- < 2.0 mA @ 5.0V, 4.0 MHz
- 15
m
A typical @ 3.0V, 32 kHz
- < 1.0
m
A typical standby current @ 3.0V
RA1
RA0
OSC2/CLKOUT
VDD
RB7
RB6
RB5
RB4
OSC1/CLKIN
RA2
RA3
MCLR
VSS
RB0/INT
RB1
RB2
RB3
RA4/T0CKI
RA1
RA0
OSC2/CLKOUT
VDD
RB7
RB6
RB5
RB4
OSC1/CLKIN
RA2
RA3
MCLR
VSS
VSS
RB0/INT
RB1
RB2
RA4/T0CKI
PIC16C55X(A)
RB3
VDD
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
PIC16C55X(A)
EPROM-Based 8-Bit CMOS Microcontroller
PIC16C55X(A)
Preliminary
DS40143B-page 1
Devices included in this data sheet:
Referred to collectively as PIC16C55X(A).
• PIC16C554 PIC16C554A
PIC16C556A
• PIC16C558 PIC16C558A
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
• 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
• 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)
• Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
Device Program
Memory
Data
Memory
PIC16C554 512 80
PIC16C554A 512 80
PIC16C556A 1K 80
PIC16C558 2K 128
PIC16C558A 2K 128
Pin Diagram
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 technology
• Fully static design
• Wide operating voltage range
- 2.5V to 5.5V PIC16C55X
- 3.0 to 5.5V PIC16C55XA
• Commercial, industrial and extended tempera-
ture range
• Low power consumption
- < 2.0 mA @ 5.0V, 4.0 MHz
- 15
m
A typical @ 3.0V, 32 kHz
- < 1.0
m
A typical standby current @ 3.0V
RA1
RA0
OSC2/CLKOUT
VDD
RB7
RB6
RB5
RB4
OSC1/CLKIN
RA2
RA3
MCLR
VSS
RB0/INT
RB1
RB2
RB3
RA4/T0CKI
RA1
RA0
OSC2/CLKOUT
VDD
RB7
RB6
RB5
RB4
OSC1/CLKIN
RA2
RA3
MCLR
VSS
VSS
RB0/INT
RB1
RB2
RA4/T0CKI
PIC16C55X(A)
RB3
VDD
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
PIC16C55X(A)
EPROM-Based 8-Bit CMOS Microcontroller
PIC16C55X(A)