SI4438-B1C-FM
Silicon Labs

Silicon Labs
IC RF TXRX+MCU ISM<1GHZ 20VFQFN
$4.02
Available to order
Reference Price (USD)
1+
$2.58000
25+
$2.47960
100+
$2.38430
1,000+
$2.18092
Exquisite packaging
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Product details
The SI4438-B1C-FM by Silicon Labs is a cutting-edge RF Transceiver IC that sets new standards in wireless communication technology. Designed for high reliability and scalability, this IC supports a broad range of frequencies and data rates, catering to both simple and complex systems. Key attributes include ultra-low power consumption, high output power, and exceptional sensitivity, making it suitable for energy-sensitive and long-range applications. The SI4438-B1C-FM is widely adopted in sectors like logistics tracking, medical device connectivity, and smart city infrastructure. Its robust design ensures consistent performance in harsh conditions, providing peace of mind for critical deployments. Elevate your wireless solutions with SI4438-B1C-FM contact us today for pricing details and technical support.
General specs
- Product Status: Not For New Designs
- Type: TxRx Only
- RF Family/Standard: General ISM < 1GHz
- Protocol: -
- Modulation: FSK, GFSK, GMSK, OOK
- Frequency: 425MHz ~ 525MHz
- Data Rate (Max): 500kbps
- Power - Output: 20dBm (Max)
- Sensitivity: -124dBm
- Memory Size: -
- Serial Interfaces: SPI
- GPIO: 4
- Voltage - Supply: 1.8V ~ 3.6V
- Current - Receiving: 14mA
- Current - Transmitting: 75mA
- Operating Temperature: -40°C ~ 85°C
- Mounting Type: Surface Mount
- Package / Case: 20-VFQFN Exposed Pad
- Supplier Device Package: 20-QFN (4x4)