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标题: PIC16F87 Datasheet [打印本页]

作者: enroo_ma 时间: 2009-8-21 11:20
标题: PIC16F87 Datasheet

PIC16F87/88 Datasheet (11/8/2005)

Low-Power Features:
• Power-Managed modes:
- Primary Run: RC oscillator, 76 µA, 1 MHz, 2V
- RC_RUN: 7 µA, 31.25 kHz, 2V
- SEC_RUN: 9 µA, 32 kHz, 2V
- Sleep: 0.1 µA, 2V
• Timer1 Oscillator: 1.8 µA, 32 kHz, 2V
• Watchdog Timer: 2.2 µA, 2V
• Two-Speed Oscillator Start-up
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,
4MHz, 8MHz
Peripheral Features:
• 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, 7-channel Analog-to-Digital Converter
• Synchronous Serial Port (SSP) with SPI™
(Master/Slave) and I
2C™ (Slave)
• Addressable Universal Synchronous
Asynchronous Receiver Transmitter
(AUSART/SCI) with 9-bit address detection:
- RS-232 operation using internal oscillator
(no external crystal required)
• Dual Analog Comparator module:
- Programmable on-chip voltage reference
- Programmable input multiplexing from device
inputs and internal voltage reference
- Comparator outputs are externally accessible
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 Programming™ (ICSP™)
via two pins
• Processor read/write access to program memory
• Low-Voltage Programming
• In-Circuit Debugging via two pins
• Extended Watchdog Timer (WDT):
- Programmable period from 1 ms to 268s
• Wide operating voltage range: 2.0V to 5.5V

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