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
Discount
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The SI4438-B1C-FM RF Transceiver ICs by Silicon Labs redefine connectivity with their compact design and industry-leading performance. Features such as automatic gain control, RSSI output, and SPI interfaces simplify integration while enhancing signal integrity. Tailored for HVAC controls, smart meters, and logistics tracking, these ICs minimize downtime and maximize efficiency. Get started with SI4438-B1C-FM ask about evaluation kits and volume discounts now!
Specifications
- 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)
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