| Model Number |
| EM357-ZRT |
SI4421-A1-FT |
| Model Name |
| SKYWORKS/SILICON LABS EM357-ZRT |
SKYWORKS/SILICON LABS SI4421-A1-FT |
| Category |
| RF Transceiver ICs |
RF Transceiver ICs |
| Brand |
| SKYWORKS/SILICON LABS |
SKYWORKS/SILICON LABS |
| Description |
| 5Mbps 802.15.4 2.4GHz I2C,JTAG,SPI,UART QFN-48(7x7) RF Transceiver ICs ROHS |
256Kbps General-purposeISM<1GHz SPI TSSOP-16 RF Transceiver ICs ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 1.000 grams / 0.035274 oz |
1.000 grams / 0.035274 oz |
| Package / Case |
| QFN-48(7x7) |
TSSOP-16 |
| Package / Arrange |
| Tray |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| 5A992C |
5A991B |
| Data Rate |
| 5Mbps |
256Kbps |
| Applications |
| 802.15.4 |
General-purposeISM<1GHz |
| Receive Current |
| 22mA |
11mA |
| Frequency Range |
| - |
- |
| Typical Application Frequency |
| 2.4GHz |
315MHz;434MHz;868MHz;915MHz |
| Operating Voltage |
| 2.1V~3.6V |
2.2V~3.8V |
| Interface |
| I2C,JTAG,SPI,UART |
SPI |
| Current Of Transmitting |
| 21.5mA |
15mA |
| Operating Temperature |
| -40℃~+85℃ |
-40℃~+85℃ |
