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16F84A PDF Datasheet ( 特性, スペック, ピン接続図 )

部品番号 16F84A
部品説明 18-pin Enhanced Flash/EEPROM 8-Bit Microcontroller
メーカ Microchip Technology
ロゴ Microchip Technology ロゴ 



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16F84A Datasheet, 16F84A PDF,ピン配置, 機能
M
PIC16F84A
18-pin Enhanced Flash/EEPROM 8-Bit Microcontroller
Devices Included in this Data Sheet:
• PIC16F84A
• Extended voltage range device available
(PIC16LF84A)
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:
• 1000 erase/write cycles Enhanced Flash program
memory
• 1,000,000 typical erase/write cycles EEPROM data
memory
• 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
PDIP, SOIC
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
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
VDD
RB7
RB6
RB5
RB4
RA2
RA3
RA4/T0CKI
MCLR
VSS
VSS
RB0/INT
RB1
RB2
RB3
SSOP
1 20
2 19
3 18
4 17
5 16
6 15
7 14
8 13
9 12
10 11
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
VDD
VDD
RB7
RB6
RB5
RB4
CMOS Enhanced Flash/EERPOM 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 µA typical @ 2V, 32 kHz
- < 0.5 µA typical standby current @ 2V
© 1998 Microchip Technology Inc.
Preliminary
DS35007A-page 1

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