PIC16CR74 Data sheet
http://www.microchip.com/stellent/images/mchpsiteimages/dwnfolder.gifPIC16CR7X 28/40-Pin, 8-Bit CMOS ROM Microcontrollers (2/1/2007)High-Performance RISC CPU:
• High-performance RISC CPU
• Only 35 single-word instructions to learn
• All single-cycle instructions except for program
branches which are two-cycle
• Operating speed: DC – 20 MHz clock input
DC – 200 ns instruction cycle
• Up to 8K x 14 words of ROM Program Memory,
Up to 368 x 8 bytes of Data Memory (RAM)
• Function compatible to the PIC16F73/74/76/77
• Pinout compatible to the PIC16F873/874/876/877
• Interrupt capability (up to 12 sources)
• Eight-level deep hardware stack
• Direct, Indirect and Relative Addressing modes
• Processor read access to program memory
Special Microcontroller Features:
• Power-on Reset (POR)
• Power-up Timer (PWRT) and
Oscillator Start-up Timer (OST)
• Watchdog Timer (WDT) with its own on-chip RC
oscillator for reliable operation
• Power-Saving Sleep mode
• Selectable oscillator options
Peripheral Features:
• 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
• Two Capture, Compare, PWM modules:
- 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
• 8-bit, up to 8-channel Analog-to-Digital converter
• Synchronous Serial Port (SSP) with SPI (Master
mode) and I
2C™
(Slave)
• Universal Synchronous Asynchronous Receiver
Transmitter (USART/SCI)
• Parallel Slave Port (PSP), 8-bits wide with
external RD, WR and CS controls (40/44-pin only)
• Brown-out detection circuitry for
Brown-out Reset (BOR)
CMOS Technology:
• Low-power, high-speed CMOS ROM technology
• Fully static design
• Wide operating voltage range: 2.0V to 5.5V
• High Sink/Source Current: 25 mA
• Industrial temperature range
• Low power consumption:
- < 2 mA typical @ 5V, 4 MHz – TBD
-20 μA typical @ 3V, 32 kHz – TBD
-< 1 μA typical standby current – TBD
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