# CYW43570KFFBGT Infineon Technologies | RF and Wireless | DigiKey

**Manufacturer:** Infineon Technologies  
**MPN:** `CYW43570KFFBGT`

## 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 | CYW43570KFFBGT Infineon Technologies \| RF and Wireless \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| moq | 1 |
| MPN | CYW43570KFFBGT |
| multiple | 1 |
| qtyInStock | 0 |
| SKU | 6592705 |
| snippet | IC RF TxRx + MCU Bluetooth, WiFi 802.11ac, Bluetooth v4.1 +EDR 2.4GHz, 5GHz 254-TFBGA, FCBGA |
| Digi-Key Part Number | BCM43570KFFBGT-ND - Tape & Reel (TR) |
| Manufacturer Product Number | CYW43570KFFBGT |
| Description | IC RF TXRX+MCU BLUTOOTH 254TFBGA |
| Detailed Description | IC RF TxRx + MCU Bluetooth, WiFi 802.11ac, Bluetooth v4.1 +EDR 2.4GHz, 5GHz 254-TFBGA, FCBGA |
| Category | RF and Wireless |
| Mfr | Infineon Technologies |
| Series | - |
| Package | Tape & Reel (TR) |
| Product Status | Discontinued at Digi-Key |
| DigiKey Programmable | Not Verified |
| Type | TxRx + MCU |
| RF Family/Standard | Bluetooth, WiFi |
| Protocol | 802.11ac, Bluetooth v4.1 +EDR |
| Modulation | 4DQPSK, 8DPSK, GFSK |
| Frequency | 2.4GHz, 5GHz |
| Power - Output | 20dBm |
| Sensitivity | -99dBm |
| Memory Size | 668kB ROM, 200KB RAM |
| Serial Interfaces | I?S, JTAG, SPI, UART, USB |
| GPIO | 16 |
| Voltage - Supply | 3.3V |
| Current - Receiving | 79mA ~ 220mA |
| Current - Transmitting | 250mA ~ 620mA |
| Operating Temperature | 0?C ~ 60?C |
| Mounting Type | Surface Mount |
| Package / Case | 254-TFBGA, FCBGA |
| Supplier Device Package | 254-FCBGA (10x10) |
| Base Product Number | CYW43570 |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 6592705 |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/196000000/196228500/part_--CYW43570KFFBGT---InfineonTechnologies--4bf1b73f18.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp