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SI4012-C1001AT Datasheet(PDF) 1 Page - Silicon Laboratories |
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SI4012-C1001AT Datasheet(HTML) 1 Page - Silicon Laboratories |
1 / 50 page Rev 1.1 3/13 Copyright © 2013 by Silicon Laboratories Si4012 Si4012 Si4012 C RYSTAL- LESS FSK/OOK RF TRANSMITTER Features Applications Description Silicon Laboratories’ Si4012 is a fully-integrated crystalless CMOS high-data-rate RF transmitter designed for the sub-GHz ISM band. This chip is optimized for battery powered applications requiring low standby currents and high output transmit power. The device offers advanced radio features including continuous frequency coverage from 27–960 MHz, adjustable output power of up to +10 dBm, and data rates up to 100 kbaud in FSK mode. The Si4012’s high level of integration offers reduced BOM cost while simplifying overall system design. Functional Block Diagram Frequency range 27–960 MHz Output power range –13 to +10 dBm Low Power Consumption OOK 14.2mA @ +10dBm FSK 19.8mA @ +10dBm Data rate: Up to 100 kbaud FSK Up to 50 kbaud OOK FSK and OOK modulation Power supply = 1.8 to 3.6 V Automatic antenna tuning Programmable ramp rate Crystal-less operation ±150 ppm: 0 to 70° C ±250 ppm: –40 to 85° C Optional crystal input for applications requiring tighter tolerances Ultra low standby current <10 nA Integrated voltage regulator 255 byte FIFO Low battery detector SMBus Interface –40 to +85 °C temperature range 10-Pin MSOP Package, RoHs compliant Low BOM Wireless MBus T1-mode Remote control Home security & alarm Personal data logging Toy control Wireless PC peripherals Remote meter reading Remote keyless entry Home automation Industrial control Sensor networks Health monitors Si4012 XTAL LED LCOSC PA Divider XTAL OSC Auto Tune FSK OOK LPOSC LDO POR BANDGAP VA VD TXP TXM VDD GND RF Analog Core Antenna Tune Modulator SMBus Interface Digital Logic TX 255 Byte Data FIFO Register Bank Digital Controller Battery Monitor Host MCU Patents pending Ordering Information: See page 43. Pin Assignments 2 3 6 7 8 4 5 9SCL SDN nIRQ LED VDD XTAL TXP GND TXM 1 10 SDA Si4012 Si4012 |
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