SI4438-B1C-FMR
Silicon Labs

Silicon Labs
IC RF TXRX+MCU ISM<1GHZ 20VFQFN
$3.66
Available to order
Reference Price (USD)
1+
$3.66000
500+
$3.6234
1000+
$3.5868
1500+
$3.5502
2000+
$3.5136
2500+
$3.477
Exquisite packaging
Discount
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Trust Silicon Labs's SI4438-B1C-FMR RF Transceiver ICs for mission-critical wireless connectivity across industries. Designed with fault-tolerant architectures, long battery life, and OTA firmware updates, they empower applications from remote surveillance to wearable health monitors. Backed by Silicon Labs's reputation for excellence, SI4438-B1C-FMR is your partner in innovation. Contact us immediately for technical consultations and exclusive deals!
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)