Bluetooth LE and Bluetooth system-on-chip integrates a 96 MHz Arm Cortex-M4 CPU with 512 KB SRAM, 1024 KB flash, and 2048 KB ROM. The device supports Bluetooth 5.1, Bluetooth Classic, Bluetooth EDR, and Bluetooth LE operation. It operates from 1.76 V to 3.63 V across a -30 °C to 85 °C temperature range. The radio provides -95.5 dBm Bluetooth LE receiver sensitivity and 5.5 dBm Bluetooth LE transmit power. QFN-40 and WLCSP-134 package options are listed for the orderable variants.
Checking distributor stock and pricing after the page loads.
| Bluetooth Classic | Yes |
| Bluetooth EDR 2 Mbps RX Sensitivity | -94dBm |
| Bluetooth LE RX Sensitivity | -95.5dBm |
| Bluetooth LE TX Power | 5.5dBm |
| Bluetooth LE | Yes |
| Bluetooth Specification | 5.1 |
| CPU Frequency | 96MHz |
| CPU | Arm® Cortex®-M4 |
| Flash | 1024kByte |
| GPIOs | 40 |
| Operating Temperature Range | -30 to 85°C |
| Operating Voltage Range | 1.76 to 3.63V |
| RAM | 512kByte |
| ROM | 2048kByte |
| Software Support | ModusToolbox™ |
| Planned Availability Until At Least | 2035-03-31 |
| RoHS | Compliant |
| Halogen Free | Yes |
These are design resources that include the Infineon CYW20721
Quick start guide for the Infineon CYW920721M2EVK-02 kit, featuring the CYW20721 Bluetooth radio card and CYW9BTAudio3 shield for audio streaming evaluation.
