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Silicontra SI4438TR4-GC product image
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Silicontra SI4438TR4-GCRoHS

Manufacturer
SilicontraAsian Brands
MPN
SI4438TR4-GC
LCSC Part #
C5117917
Packaging
SMD,16x12.5mm
Customer #
Key Attributes
Transceiver 433MHz -124dBm 1.2km SPI SMD,16x12.5mm RF Transceiver Modules and Modems RoHS
Datasheetpdf iconSilicontra SI4438TR4-GC
In-Stock: 213
213 In stock, ships now
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QtyUnit PriceTotal Amount
1+$ 2.8352$ 2.84
10+$ 2.3942$ 23.94
30+$ 2.1175$ 63.53
100+$ 1.8343$ 183.43
500+$ 1.7073$ 853.65
1,000+$ 1.652$ 1652.00
Standard Packaging100/Full Tray
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Products Specifications

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TypeDescription
CategoryRF and Wireless/RF Transceiver Modules and Modems
ManufacturerSilicontra
PackagingSMD,16x12.5mm
ModelTransceiver
Output Power(Max)20dBm
Frequency Range433MHz
Voltage - Supply3.3V
Sensitivity-124dBm
Communication Distance1.2km
Modulation SystemGFSK
Receive Current14mA
FeaturesSupport adaptive frequency hopping;Integrated temperature sensor
InterfaceSPI
Operating Temperature-40℃~+85℃
Current Of Transmitting80mA
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging100
Sales UnitPiece

Introduction

AI Translation

SI4438TR4-GC is a highly integrated wireless ISM-band transceiver IC featuring high receive sensitivity (-124dBm) and +20dBm output power. It supports frequency hopping to extend application range and improve performance. The module offers an ultra-compact form factor, high data rate, RF wake-up, long transmission range, wide frequency coverage, and multiple modulation schemes including (G)FSK/MSK/ASK, enabling reliable operation in complex application environments.

Features

AI Translation
  • Operating voltage: 1.8~3.8V
  • Receive current: 14mA
  • Transmit current: 80mA@+20dBm
  • Operating frequency: 433MHz, 470MHz, 868MHz, 915MHz
  • Transmit power: +20dBm
  • Receive sensitivity: -124dBm@1.2Kbps
  • Frequency error: ±5kHz
  • FIFO buffer: 64Byte
  • Data rate: 0.123~1Mbps
  • Modulation: (G)FSK/MSK/ASK
  • Interface: SPI
  • Sleep current: 30nA
  • Operating temperature: -40°C~+85°C
  • Digital RSSI
  • Automatic frequency correction
  • Automatic gain control
  • RF wake-up
  • Low voltage detection and temperature sensor
  • Fast wake-up and frequency hopping
  • Highly configurable packet handler
  • Antenna diversity and TX/RX switch control
  • Compact size: 12.5*16mm

Applications

AI Translation
  • Smart hotel switch panel
  • Wireless power temperature measurement
  • Hot water circulation remote controller
  • Thermostat
  • Home security alarm
  • Industrial remote controller
  • Home automation telemetry device
  • Detection data logging
  • Sensor network
  • Wireless PC peripheral
  • Tag reader/writer