Product Information

SI4311-B12-GM

SI4311-B12-GM electronic component of Silicon Labs

Datasheet
RF Receiver 315/434 MHZ FSK RCVR
Manufacturer: Silicon Labs
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



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N/A

Obsolete

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0 - WHS 1

MOQ : 490
Multiples : 490

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SI4311-B12-GM
Silicon Labs

490 : USD 3.7377
980 : USD 3.2676
2940 : USD 3.1618
5390 : USD 3.0559
N/A

Obsolete

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RoHS - XON
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Additional Infomation About Product

Si4311-B12/B21 315/433.92 MHZ FSK RECEIVER Features Single chip receiver with only six Data rates up to 10 kbps external components Direct battery operation with on- Selectable 315/433.92 MHz carrier chip low drop out (LDO) voltage frequency regulator Supports FSK modulation 16 MHz crystal oscillator support High sensitivity (104 dBm 5 kbps) 3x3x0.85 mm 20L QFN package (RoHS compliant) Excellent interference rejection 40 to +85 C temperature range Selectable IF bandwidths Ordering Information: Automatic Frequency Centering (AFC) See page 14. Applications Satellite set-top box receivers Remote keyless entry Pin Assignments Remote controls, IR After market alarms replacement/extension Telemetry Si4311 Garage and gate door openers Wireless point of sale (Top View) Home automation and security Toys Description 20 19 18 17 VDD 1 16 The Si4311 is a fully-integrated FSK CMOS RF receiver that operates in the unlicensed 315 and 433.92 MHz ultra high frequency (UHF) bands. It is designed RFGND 2 15 BT0 for high-volume, cost-sensitive RF receiver applications, such as set-top box RF RX IN 3 14 BT1 receivers, remote controls, garage door openers, home automation, security, GND remote keyless entry systems, wireless POS, and telemetry. The Si4311 offers PAD RST 4 13 DOUT industry-leading RF performance, high integration, flexibility, low BOM, small AFC 5 12 GND board area, and ease of design. No production alignment is necessary as all RF functions are integrated into the device. 6 11 VDD 7 8 9 10 Functional Block Diagram Si4311 Antenna Patents pending. DOUT ADC RX IN PGA DSP LNA AFC MCU ADC BASEBAND 315/434 AGC PROCESSOR DEV 1:0 SQUELCH BT 1:0 VDD 2.7 3.6 V XTAL LDO AFC GND RST OSC 16 MHz Rev. 1.0 5/12 Copyright 2012 by Silicon Laboratories Si4311-B12/B21 Not Recommended for New Designs 315/434 NC GND VDD NC XTL1 NC DEV0 XTL2 DEV1Si4311-B12/B21 2 Rev. 1.0 Not Recommended for New Designs

HS Compliance

Tariff Desc

8542.31.00 51 No ..Application Specific (Digital) Integrated Circuits (ASIC)

Electronic integrated circuits: Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits
Monolithic integrated circuits:

Silicon Labs may also be referenced as

BLUEGIGA
Bluegiga Technologies
Energy Micro
Redpine
Redpine Signals
REDPINE SIGNALS INC.
Redpine Signals, Inc.
RPS
Silicon
SILICON LABORATORIES
Silicon Laboratories Inc
SILICON LABS
Silicon Labs Bluegiga
Silicon Labs / Bluegiga
SL4
Telegesis
TELEGESIS (UK) LIMITED
Touchstone
Touchstone Semiconductor
TOUCHSTONE TECH.
TOUCHSTONE TECHNOLOGY
Zentri / ACKme Networks

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