PIC16F84AT-20E/SS Microchip Technology, PIC16F84AT-20E/SS Datasheet - Page 3
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PIC16F84AT-20E/SS
Manufacturer Part Number
PIC16F84AT-20E/SS
Description
IC MCU CMOS 20MHZ 1K FLSH 20SSOP
Manufacturer
Microchip Technology
Series
PIC® 16Fr
Datasheets
1.PIC16F688T-ISL.pdf
(688 pages)
2.PIC16F84A-04P.pdf
(88 pages)
3.PIC16F84A-04P.pdf
(6 pages)
Specifications of PIC16F84AT-20E/SS
Core Processor
PIC
Core Size
8-Bit
Speed
20MHz
Peripherals
POR, WDT
Number Of I /o
13
Program Memory Size
1.75KB (1K x 14)
Program Memory Type
FLASH
Eeprom Size
64 x 8
Ram Size
68 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
External
Operating Temperature
-40°C ~ 125°C
Package / Case
20-SSOP
For Use With
XLT20SS1-1 - SOCKET TRANSITION 20DIP 20SSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Data Converters
-
Connectivity
-
High Performance RISC CPU Features:
• Only 35 single word instructions to learn
• All instructions single-cycle except for program
• Operating speed: DC - 20 MHz clock input
• 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:
Peripheral Features:
• 13 I/O pins with individual direction control
• High current sink/source for direct LED drive
• TMR0: 8-bit timer/counter with 8-bit
Special Microcontroller Features:
• 10,000 erase/write cycles Enhanced FLASH
• 10,000,000 typical erase/write cycles EEPROM
• EEPROM Data Retention > 40 years
• In-Circuit Serial Programming™ (ICSP™) - via
• Power-on Reset (POR), Power-up Timer (PWRT),
• Watchdog Timer (WDT) with its own On-Chip RC
• Code protection
• Power saving SLEEP mode
• Selectable oscillator options
M
2001 Microchip Technology Inc.
branches which are two-cycle
- External RB0/INT pin
- TMR0 timer overflow
- PORTB<7:4> interrupt-on-change
- Data EEPROM write complete
- 25 mA sink max. per pin
- 25 mA source max. per pin
programmable prescaler
Program memory typical
Data memory typical
two pins
Oscillator Start-up Timer (OST)
Oscillator for reliable operation
18-pin Enhanced FLASH/EEPROM 8-Bit Microcontroller
DC - 200 ns instruction cycle
Pin Diagrams
CMOS Enhanced FLASH/EEPROM
Technology:
• Low power, high speed technology
• Fully static design
• Wide operating voltage range:
• Low power consumption:
- Commercial: 2.0V to 5.5V
- Industrial:
- < 2 mA typical @ 5V, 4 MHz
- 15 A typical @ 2V, 32 kHz
- < 0.5 A typical standby current @ 2V
PDIP, SOIC
RA4/T0CKI
SSOP
RA4/T0CKI
RB0/INT
RB0/INT
MCLR
MCLR
PIC16F84A
RA2
RA3
RB1
RB2
RB3
RA2
RA3
RB1
RB2
RB3
V
V
V
SS
SS
SS
2.0V to 5.5V
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
1
1
18
17
16
15
14
13
12
11
10
20
19
18
17
16
15
14
13
12
11
DS35007B-page 1
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
V
RB7
RB6
RB5
RB4
RA1
RA0
OSC1/CLKIN
OSC2/CLKOUT
V
V
RB7
RB6
RB5
RB4
DD
DD
DD