SI4431-B1-FM
IC RF TXRX ISM
- ПРОИЗВОДИТЕЛЬ
- Silicon Labs
- КАТЕГОРИЯ ТОВАРА
- RF-трансиверы
- Корпус
- 20-VFQFN Exposed Pad
- Склад
- 815 шт.
- Наличие
- Текущее количество требует подтверждения.
Характеристики товара
| ПРОИЗВОДИТЕЛЬ | Silicon Labs |
|---|---|
| КАТЕГОРИЯ ТОВАРА | RF-трансиверы |
| Current - Receiving | 18.5mA |
| Current - Transmitting | 17mA ~ 30mA |
| Data Rate (Max) | 256Kbps |
| Frequency | 240MHz ~ 930MHz |
| GPIO | 3 |
| Min Qty | 1 |
| Modulation | FSK, GFSK, OOK |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C |
| Package | Tray |
| Power - Output | 13dBm (Max) |
| Product status | Not For New Designs |
| RF Family/Standard | General ISM < 1GHz |
| Sensitivity | -121dBm |
| Serial Interfaces | SPI |
| Supplier Device Package | 20-QFN (4x4) |
| Type | TxRx Only |
| Voltage - Supply | 1.8V ~ 3.6V |
| Техническая документация | Открыть техническую документацию PDF |
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Подробное описание SI4431-B1-FM
Product Overview
SI4431-B1-FM is a sub-GHz ISM RF transceiver IC from Silicon Labs. The IC handles RF transmit and receive functions for sub-GHz ISM wireless links. It is typically reviewed for sub-GHz ISM connectivity and for products such as sub-GHz ISM telemetry, remote control, metering, security and industrial wireless products.
For design-in or replacement, buyers should confirm sub-GHz ISM-band version details such as 315 / 433 / 470 / 868 / 915 MHz should be verified in the datasheet, the orderable version is associated with a 20-VFQFN Exposed Pad package, surface-mount IC package for compact RF PCB layouts. The antenna path, matching network, firmware or protocol stack, regulatory requirements and lifecycle status should also be checked against the official manufacturer documentation before production use.
Key Features
- Manufacturer: Silicon Labs
- Part Number: SI4431-B1-FM
- Product Category: RF Transceiver
- Device Type: sub-GHz ISM RF transceiver IC
- Product Description: sub-GHz ISM RF transceiver IC with sub-GHz ISM, sub-GHz ISM-band version details such as 315 / 433 / 470 / 868 / 915 MHz should be verified in the datasheet, 20-VFQFN Exposed Pad, intended for embedded wireless links and RF connectivity designs
- Wireless Protocol / Band Reference: sub-GHz ISM
- Frequency / Band Note: sub-GHz ISM-band version details such as 315 / 433 / 470 / 868 / 915 MHz should be verified in the datasheet
- Package / Case: 20-VFQFN Exposed Pad
- Mounting / Construction: surface-mount IC package for compact RF PCB layouts
- Application Focus: sub-GHz ISM telemetry, remote control, metering, security and industrial wireless products
- Functional Role: RF transmit/receive communication, wireless data exchange and embedded connectivity
Applications
SI4431-B1-FM can be used in sub-GHz ISM wireless products, remote controls, metering systems, alarm equipment, industrial telemetry, long-range sensors and low-power RF nodes.
The final design should verify regional frequency band, output power, modulation format, antenna matching, receiver sensitivity and protocol requirements.
Quality & Sourcing
Antrex Electronics can support SI4431-B1-FM sourcing with stock availability checks, RFQ quotation, package confirmation, date code review and shipment arrangement. For faster quotation, buyers can provide target quantity, acceptable date code, packaging preference, target price, required wireless protocol, frequency band, module or firmware version, and end-application information.
For quality control, Antrex Electronics can help arrange product photos, label review, visual inspection and third-party testing support when required. OEMs, EMS providers, wireless module manufacturers, IoT device makers, repair centers and electronic component buyers are welcome to send BOM lists or hard-to-find RF transceiver requirements for sourcing assistance.
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