PIC16F818 반도체 회로 부품 판매점
18/20-Pin Enhanced Flash Microcontrollers
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 Microchip Technology |
PIC16F818/819
18/20-Pin Enhanced Flash Microcontrollers
with nanoWatt Technology
Low-Power Features:
• Power-Managed modes:
- Primary Run: XT, RC oscillator,
87 A, 1 MHz, 2V
- INTRC: 7 A, 31.25 kHz, 2V
- Sleep: 0.2 A, 2V
• Timer1 oscillator: 1.8 A, 32 kHz, 2V
• Watchdog Timer: 0.7 A, 2V
• Wide operating voltage range:
- Industrial: 2.0V to 5.5V
Oscillators:
• Three Crystal modes:
- LP, XT, HS: up to 20 MHz
• Two External RC modes
• One External Clock mode:
- ECIO: up to 20 MHz
• Internal oscillator block:
- 8 user selectable frequencies: 31 kHz, 125 kHz,
250 kHz, 500 kHz, 1 MHz, 2 MHz, 4 MHz, 8 MHz
Peripheral Features:
• 16 I/O pins with individual direction control
• High sink/source current: 25 mA
• Timer0: 8-bit timer/counter with 8-bit prescaler
• Timer1: 16-bit timer/counter with prescaler, can be
incremented during Sleep via external crystal/clock
• Timer2: 8-bit timer/counter with 8-bit period
register, prescaler and postscaler
• Capture, Compare, PWM (CCP) module:
- Capture is 16-bit, max. resolution is 12.5 ns
- Compare is 16-bit, max. resolution is 200 ns
- PWM max. resolution is 10-bit
• 10-bit, 5-channel Analog-to-Digital converter
• Synchronous Serial Port (SSP) with
SPI (Master/Slave) and I2C™ (Slave)
Pin Diagram
18-Pin PDIP, SOIC
RA2/AN2/VREF-
RA3/AN3/VREF+
RA4/AN4/T0CKI
RA5/MCLR/VPP
VSS
RB0/INT
RB1/SDI/SDA
RB2/SDO/CCP1
RB3/CCP1/PGM
1
2
3
4
5
6
7
8
9
18
17
16
15
14
13
12
11
10
RA1/AN1
RA0/AN0
RA7/OSC1/CLKI
RA6/OSC2/CLKO
VDD
RB7/T1OSI/PGD
RB6/T1OSO/T1CKI/PGC
RB5/SS
RB4/SCK/SCL
Special Microcontroller Features:
• 100,000 erase/write cycles Enhanced Flash
program memory typical
• 1,000,000 typical erase/write cycles EEPROM
data memory typical
• EEPROM Data Retention: > 40 years
• In-Circuit Serial ProgrammingTM (ICSPTM) via two pins
• Processor read/write access to program memory
• Low-Voltage Programming
• In-Circuit Debugging via two pins
Device
PIC16F818
PIC16F819
Program Memory
Flash # Single-Word
(Bytes) Instructions
Data Memory
SRAM EEPROM I/O Pins
(Bytes) (Bytes)
10-bit
A/D (ch)
1792
3584
1024
2048
128 128
256 256
16
16
5
5
CCP
(PWM)
1
1
SSP
SPI
Slave
I2C™
Timers
8/16-bit
YY
YY
2/1
2/1
2001-2013 Microchip Technology Inc.
DS39598F-page 1
PIC16F818/819
Pin Diagrams
18-Pin PDIP, SOIC
RA2/AN2/VREF-
RA3/AN3/VREF+
RA4/AN4/T0CKI
RA5/MCLR/VPP
VSS
RB0/INT
RB1/SDI/SDA
RB2/SDO/CCP1
RB3/CCP1/PGM
1
2
3
4
5
6
7
8
9
18 RA1/AN1
17 RA0/AN0
16 RA7/OSC1/CLKI
15 RA6/OSC2/CLKO
14 VDD
13 RB7/T1OSI/PGD
12 RB6/T1OSO/T1CKI/PGC
11 RB5/SS
10 RB4/SCK/SCL
20-Pin SSOP
RA2/AN2/VREF-
RA3/AN3/VREF+
RA4/AN4/T0CKI
RA5/MCLR/VPP
VSS
VSS
RB0/INT
RB1/SDI/SDA
RB2/SDO/CCP1
RB3/CCP1/PGM
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
RA1/AN1
RA0/AN0
RA7/OSC1/CLKI
RA6/OSC2/CLKO
VDD
VDD
RB7/T1OSI/PGD
RB6/T1OSO/T1CKI/PGC
RB5/SS
RB4/SCK/SCL
28-Pin QFN(1)
RA5/MCLR/VPP
NC
VSS
NC
VSS
NC
RB0/INT
1 21
2 20
3 19
4 PIC16F818/819 18
5 17
6 16
7 15
RA7/OSC1/CLKI
RA6/OSC2/CLKO
VDD
NC
VDD
RB7/T1OSI/PGD
RB6/T1OSO/T1CKI/PGC
Note 1: For the QFN package, it is recommended that the bottom pad be connected to VSS.
DS39598F-page 2
2001-2013 Microchip Technology Inc.
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PIC16F818 controller
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관련 데이터시트
PIC16F818
18/20-Pin Enhanced Flash Microcontrollers - Microchip Technology
PIC16F819
18/20-Pin Enhanced Flash Microcontrollers - Microchip Technology