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PIC16F84A-04E/P 数据手册 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
微控制器
封装:
PDIP-18
描述:
8位微控制器 -MCU 1.75KB 68 RAM 13 I/O 4MHz Ext Temp PDIP18
Pictures:
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PIC16F84A-04E/P数据手册
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2001-2013 Microchip Technology Inc. DS35007C-page 1
PIC16F84A
High Performance RISC CPU Features:
• Only 35 single word instructions to learn
• All instructions single-cycle except for program
branches which are two-cycle
• Operating speed: DC - 20 MHz clock input
DC - 200 ns instruction cycle
• 1024 words of program memory
• 68 bytes of Data RAM
• 64 bytes of Data EEPROM
• 14-bit wide instruction words
• 8-bit wide data bytes
• 15 Special Function Hardware registers
• Eight-level deep hardware stack
• Direct, indirect and relative addressing modes
• Four interrupt sources:
- External RB0/INT pin
- TMR0 timer overflow
- PORTB<7:4> interrupt-on-change
- Data EEPROM write complete
Peripheral Features:
• 13 I/O pins with individual direction control
• High current sink/source for direct LED drive
- 25 mA sink max. per pin
- 25 mA source max. per pin
• TMR0: 8-bit timer/counter with 8-bit
programmable prescaler
Special Microcontroller Features:
• 10,000 erase/write cycles Enhanced FLASH
Program memory typical
• 10,000,000 typical erase/write cycles EEPROM
Data memory typical
• EEPROM Data Retention > 40 years
• In-Circuit Serial Programming™ (ICSP™) - via
two pins
• Power-on Reset (POR), Power-up Timer (PWRT),
Oscillator Start-up Timer (OST)
• Watchdog Timer (WDT) with its own On-Chip RC
Oscillator for reliable operation
• Code protection
• Power saving SLEEP mode
• Selectable oscillator options
Pin Diagrams
CMOS Enhanced FLASH/EEPROM
Technology:
• Low power, high speed technology
• Fully static design
• Wide operating voltage range:
- Commercial: 2.0V to 5.5V
- Industrial: 2.0V to 5.5V
• Low power consumption:
- < 2 mA typical @ 5V, 4 MHz
-15 A typical @ 2V, 32 kHz
- < 0.5 A typical standby current @ 2V
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
V
DD
RB7
RB6
RB5
RB4
RA2
RA3
RA4/T0CKI
MCLR
VSS
RB0/INT
RB1
RB2
RB3
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
PDIP, SOIC
PIC16F84A
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
V
DD
RB7
RB6
RB5
RB4
RA2
RA3
RA4/T0CKI
MCLR
VSS
RB0/INT
RB1
RB2
RB3
1
2
3
4
5
6
7
8
9
20
19
18
17
16
15
14
13
12
SSOP
PIC16F84A
10
11
VSS
VDD
18-pin Enhanced FLASH/EEPROM 8-Bit Microcontroller
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