# CYBL11573-56LQXI Infineon Technologies | RF and Wireless | DigiKey

**Manufacturer:** Infineon Technologies  
**MPN:** `CYBL11573-56LQXI`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Infineon Technologies |
| Manufacturer name | Infineon Technologies |
| Manufacturer | Infineon Technologies |
| CategoryL1 | RF and Wireless |
| CategoryL2 | RF Transceiver ICs |
| Extra Product Name | CYBL11573-56LQXI Infineon Technologies \| RF and Wireless \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1 |
| MPN | CYBL11573-56LQXI |
| multiple | 1 |
| packaging | Tray |
| qtyInStock | 228 |
| SKU | 6204917 |
| snippet | IC RF TxRx + MCU Bluetooth Bluetooth v4.2 2.4GHz 56-UFQFN Exposed Pad |
| tierMinQty1 | 1 |
| tierMinQty2 | 10 |
| tierMinQty3 | 25 |
| tierMinQty4 | 80 |
| tierPrice1 | 9.45000 |
| tierPrice2 | 8.53600 |
| tierPrice3 | 8.13840 |
| tierPrice4 | 7.06663 |
| Digi-Key Part Number | 448-CYBL11573-56LQXI-ND |
| Manufacturer Product Number | CYBL11573-56LQXI |
| Description | IC RF TXRX+MCU BLUETOOTH 56UFQFN |
| Detailed Description | IC RF TxRx + MCU Bluetooth Bluetooth v4.2 2.4GHz 56-UFQFN Exposed Pad |
| Category | RF and Wireless |
| Mfr | Infineon Technologies |
| Series | PRoC? BLE |
| Package | Tray |
| Product Status | Obsolete |
| DigiKey Programmable | Not Verified |
| Type | TxRx + MCU |
| RF Family/Standard | Bluetooth |
| Protocol | Bluetooth v4.2 |
| Modulation | - |
| Frequency | 2.4GHz |
| Data Rate (Max) | - |
| Power - Output | 3dBm |
| Sensitivity | -92dBm |
| Memory Size | 256kB Flash, 32kB SRAM |
| Serial Interfaces | I?C, I?S, SPI, UART |
| GPIO | 36 |
| Voltage - Supply | 1.9V ~ 5.5V |
| Current - Receiving | - |
| Current - Transmitting | - |
| Operating Temperature | - |
| Mounting Type | Surface Mount |
| Package / Case | 56-UFQFN Exposed Pad |
| Supplier Device Package | 56-QFN (7x7) |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 6204917 | 9.45 | 1 | 228 | 1 |

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Structured data: `/python/html6/product/500/120000000/120460000/part_--CYBL1157356LQXI---InfineonTechnologies--38a60dd773.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp