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PIC16
PIC16F874A-I/P - PIC16F874A Flash 40-pin 4kB Microcontroller with A/D - Buy PIC16F874A-I/P
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Photograph
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Features
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 Special Microcontroller Features
- 100,000 erase/write cycle Enhanced Flash program memory typical
- Self-reprogrammable under software control
- Single-supply 5V In-Circuit Serial Programming
- Watchdog Timer (WDT) with its own on-chip RC oscillator
- Programmable Code Protection
- Power-Saving Sleeping mode
Peripheral Features
- Two 8-bit (TMR0, TMR2)timer/counter with Prescalar
- One 16-bit timer/counter
- Brown-out detection circuitry
- Parallel Slave Port (PSP): 40/44 pin-device only
High-Performance RISC CPU
- Only 35 single-word instructions to learn
- DC-20MHz clock input
- Up to 8K x 14 words of Flash Program Memory
- Pinout Compatible to other 28-pin or 40/44-pin
Analog Features
- 10-bit, up to 8-channel Analog-to-Digital Converter (A/D)
- Brown-out Reset(BOR)
- Two analog comparators
- Programmable on-chip voltage reference (VREF) module
CMOS Technology
- Low-power, high-speed Flash/EEPROM technology
- Fully static design
- Wide operating voltage range (2.0V to 5.5V)
- Low-power Consumption
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Pin Description
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Pin Number |
Description |
1 |
MCLR/VPP |
2 |
RA0/AN0 |
3 |
RA1/AN1 |
4 |
RA2/AN2/VREF-/CVREF |
5 |
RA3/AN3/VREF+ |
6 |
RA4/T0CKI/C1OUT |
7 |
RA5/AN4/SS/C2OUT |
8 |
RE0/RD/AN5 |
9 |
RE1/WR/AN6 |
10 |
RE2/CS/AN7 |
11 |
VDD |
12 |
VSS |
13 |
OSC1/CLKI |
14 |
OSC2/CLKO |
15 |
RC0/T1OSO/T1CKI |
16 |
RC1/T1OSI/CCP2 |
17 |
RC2/CCP1 |
18 |
RC3/SCK/SCL |
19 |
RD0/PSP0 |
20 |
RD1/PSP1 |
21 |
RD2/PSP2 |
22 |
RD3/PSP3 |
23 |
RC4/SDI/SDA |
24 |
RC5/SDO |
25 |
RC6/TX/CK |
26 |
RC7/RX/DT |
27 |
RD4/PSP4 |
28 |
RD5/PSP5 |
29 |
RD6/PSP6 |
30 |
RD7/PSP7 |
31 |
VSS |
32 |
VDD |
33 |
RB0/INT |
34 |
RB1 |
35 |
RB2 |
36 |
RB3/PGM |
37 |
RB4 |
38 |
RB5 |
39 |
RB6/PGC |
40 |
RB7/PGD |
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Pin Layout
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Dimensional Drawing
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Technical Data
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Data Sheet
Application Notes
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