For Reference Only
| Part Number | SI4021-A1-FT |
| LIXINC Part # | SI4021-A1-FT |
| Manufacturer | Silicon Labs |
| Category | RF/IF and RFID › RF Transmitters |
| Description | RF TX IC FSK 433/868MHZ 16TSSOP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | SI4021-A1-FT PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Jan 25 - Jan 29 2026(Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |
|
| Shipping | ![]() |
| Part Number: | SI4021-A1-FT |
| Brand: | Silicon Labs |
| Lifecycle: | Active |
| RoHS: | Lead free / RoHS Compliant |
| Category: | RF/IF and RFID |
| Subcategory: | RF Transmitters |
| Manufacturer: | Silicon Labs |
| Series: | EZRadio® |
| Package: | Tube |
| Part Status: | Not For New Designs |
| Frequency: | 433MHz, 868MHz, 915MHz |
| Applications: | General Purpose |
| Modulation or Protocol: | FSK, OOK |
| Data Rate (Max): | 512kbps |
| Power - Output: | 8dBm |
| Current - Transmitting: | 24mA |
| Data Interface: | PCB, Surface Mount |
| Antenna Connector: | PCB, Surface Mount |
| Memory Size: | - |
| Features: | - |
| Voltage - Supply: | 2.2V ~ 5.4V |
| Operating Temperature: | -40°C ~ 85°C |
| Mounting Type: | Surface Mount |
| Package / Case: | 16-TSSOP (0.173", 4.40mm Width) |
| Supplier Device Package: | 16-TSSOP |
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| In Stock | 10921 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
Warm Tips: Please fill out the form below. We will contact you as soon as possible.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $3.98000 | $3.98 |
| 25 | $3.19520 | $79.88 |
| 100 | $2.91100 | $291.1 |
| 1000 | $1.98801 | $1988.01 |
Lixinc will offer the most competitive prices for you, please refer to the quotations.
Please feel free to contact us for details.