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RFPIC12F675K Datasheet(PDF) 3 Page - Microchip Technology |
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RFPIC12F675K Datasheet(HTML) 3 Page - Microchip Technology |
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2003 Microchip Technology Inc. Preliminary DS70091A-page 1 rfPIC12F675 High Performance RISC CPU: • Only 35 instructions to learn - All single cycle instructions except branches • Operating speed: - Precision Internal 4 MHz oscillator, factory calibrated to ±1% - DC - 20 MHz Resonator/Crystal/Clock modes - DC - 20 MHz crystal oscillator/clock input - DC - 4 MHz external RC oscillator - DC - 4 MHz XT crystal oscillator - External Oscillator modes • Interrupt capability • 8-level deep hardware stack • Direct, Indirect and Relative Addressing modes Peripheral Features: • Memory - 1024 x 14 words of FLASH program memory - 128 x 8 bytes of EEPROM data memory - 64 x 8 bytes of SRAM data memory - 100,000 write FLASH endurance - 1,000,000 write EEPROM endurance - FLASH/data EEPROM retention: > 40 years • Programmable code protection • 6 I/O pins with individual direction control, weak pull-ups, and interrupt-on-pin change • High current sink/source for direct LED drive • Analog comparator: 16 internal reference levels • Analog-to-Digital Converter: 10 bits, 4 channels • Timer0: 8-bit timer/counter with 8-bit prescaler • Timer1: 16-bit timer/counter with 3-bit prescaler • Timer1 can use LP oscillator in INTOSC mode •5 µs wake-up from SLEEP typical with VDD = 3V • In-Circuit Serial ProgrammingTM (ICSPTM) Low Power Features: • Low power consumption: (typical with V DD = 3V) - 14 mA transmitting +6 dBm at 434 MHz - 4 mA transmitting -15 dBm at 434 MHz - 500 µA, 4.0 MHz INTOSC -0.6 µA SLEEP with watchdog enabled -0.1 µA standby current • Wide operating voltage range from 2.0 – 5.5V • Industrial and Extended temperature range Pin Diagram: UHF ASK/FSK Transmitter: • Integrated crystal oscillator, VCO, loop filter and power amp for minimum external components • ASK data rate: 0 – 40 Kbps • FSK data rate: 0 – 40 Kbps by crystal pulling • Output power: +10 dBm to -12 dBm in 4 steps • Adjustable transmitter power consumption • Transmit frequency set by crystal multiplied by 32 • VCO phase locked to quartz crystal reference; allows narrow band receivers to be used to maximize range and interference immunity • Crystal frequency divide by 4 available (REFCLK) • Used in applications conforming to US FCC Part 15.231 and European EN 300 220 regulations Applications: • Automotive Remote Keyless Entry (RKE) systems • Automotive alarm systems • Community gate and garage door openers • Burglar alarm systems • Building access • Low power telemetry • Meter reading • Tire pressure sensors • Wireless sensors Device Frequency Modulation rfPIC12F675K 290-350 MHz ASK/FSK rfPIC12F675F 380-450 MHz ASK/FSK rfPIC12F675H 850-930 MHz ASK/FSK SSOP V SS GP2/T0CKI/INT/COUT DATA FSK GP1/CIN-/ICSPCLK V DD GP5/T1CKI/OSC1/CLKIN GP3/MCLR/V PP RFEN REFCLK PS V DDRF GP4/T1G/OSC2/CLKOUT DATA ASK 2 3 4 5 6 7 8 9 •1 19 18 16 15 14 13 12 17 20 GP0/CIN+/ICSPDAT LF V SSRF V SSRF ANT 10 11 FSK OUT RFXTAL FLASH-Based Microcontroller with ASK/FSK Transmitter |
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