RISC-V Core BLE5.3 Wireless MCU - CH583


The CH583 is a 32-bit RISC MCU integrated with BLE wireless communication. The CH583 provides abundant peripheral sources, such as 2Mbps BLE communication module, 2 full-speed USB host and device controller and transceiver, 2 SPIs, 4 UARTs, ADC, touch-key detection module and RTC, etc.

System Block Diagram


  • 32-bit RISC processor, Qingke V4A.
  • RV32IMAC instruction sets, hardware multiplication and division.
  • 32KB SRAM, 512KB Flash. Support ICP, ISP and IAP. OTA wireless upgrade.
  • Built-in 2.4GHz RF transceiver and band and link control. BLE5.3
  • 2Mbps, 1Mbps, 500Kbps and 125Kbps
  • -98dBm receiving sensitivity, programmable +6dBm transfer power.
  • Protocol stack and API.
  • Built-in temperature sensor.
  • Built-in RTC, supports two modes, timing and trigger.
  • 2 USB2.0 full-speed Host/Devices
  • 14-channel touch-key.
  • 14-channel 12-bit ADC.
  • 4 UARTs, 2 SPIs, 12-channel PWM, and 1-channel IIC.
  • 40 GPIO ports, of which 4 ports support 5V signal input.
  • Minimum power supply of 1.7V.
  • Built-in AES-128 encryption/decryption unit, unique ID.
  • Package: QFN48

Product Selection Guide

Technical Resources

  1. Datasheet: CH583DS1.PDF