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Same model may have multiple batches, images only for reference.
SI4438-B1C-FMR Silicon Labs
Same model may have multiple batches, images only for reference.

SI4438-B1C-FMR

Part No SI4438-B1C-FMR
Manufacturer Silicon Labs
Catalog RF Transceiver ICs
Description IC RF TXRX+MCU ISM
Datasheet
SI4438-B1C-FMR Datasheet
Sample
Rohs State rohs
ECAD Module
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Products specifications Report Issue?

Categories RF/IF and RFID
Manufacturer Silicon Labs
Packaging Reel - TR
Status Active
Type TxRx + MCU
RF Family/Standard General ISM
Modulation FSK, GFSK, GMSK, OOK
Frequency 425MHz to 525MHz
Data Rate (Max) 500kbps
Power - Output 20dBm (Max)
Sensitivity -124dBm
Serial Interfaces SPI
GPIO 4
Supply Voltage - Operating 1.8 V to 3.6 V
Current - Receiving 14mA
Current - Transmitting 75mA
Temperature Range - Operating -40°C to 85°C
Dimension 20-VFQFN Exposed Pad
Win Source Part Number 211638-SI4438-B1C-FMR
Is this a common-used part? Yes
Popularity High
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian SI4438-B1C-FMR CAD Model

Description

The Silicon Labs Si4438-B1C-FMR is a high-popularity integrated circuit that is used in RF/IF and RFID applications.

  • Type: TxRx + MCU
  • Frequency Range: 425MHz to 525MHz
  • Maximum Power Output: 20dBm
  • Sensitivity: -124dBm
  • Maximum Data Rate: 500kbps
  • Supply Voltage: 1.8 V to 3.6 V
  • Package: 20-VFQFN exposed pad

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Pricing & Ordering

Quantity Unit Price Ext. Price
30+ $1.7156 $51.4680
75+ $1.4077 $105.5775
110+ $1.3637 $150.0070
155+ $1.3197 $204.5535
200+ $1.2757 $255.1400
265+ $1.1438 $303.1070
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Availability: 16,700 pieces
MOQ: 30 pcs
Order Increment : 1 pcs
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