CH579
Cost-effective BLE 4.2 SoC with RISC-V core, USB, and low power for basic wireless applications
Product Overview
Description
CH579 is a cost-effective Bluetooth Low Energy SoC featuring integrated RISC-V core and USB 2.0 interface.
With BLE 4.2 support, 448KB Flash, and multiple low-power modes, this chip is ideal for basic wireless IoT applications.
The integrated USB provides convenient firmware updates and debugging capabilities.
Product Series
CH
Primary Application
Basic IoT sensors
Key Features
- Bluetooth 4.2 compliant
- RISC-V3A core
- 448KB Flash, 32KB RAM
- USB 2.0 Full Speed device
- Low power consumption
- Multiple sleep modes
- Rich analog peripherals
- Cost-effective solution
Specifications
| Bluetooth | BLE 4.2 |
|---|---|
| Core | RISC-V3A |
| Flash | 448KB |
| RAM | 32KB |
| TX Power | +4dBm max |
| Sensitivity | -93dBm |
| Current | 7mA TX, 6mA RX |
| USB | USB 2.0 FS Device |
| Package | QFN48 |
| Temperature Range | -40°C to +85°C |
Applications
Basic IoT sensors
Sensor signal conditioning
Simple beacons
Electronic system design
Wireless HID
Electronic system design
Low-cost wearables
Electronic system design
Smart home sensors
Sensor signal conditioning
Asset tracking
Electronic system design
FAE Expert Insights
"CH579 is the cost-effective alternative to CH582 for applications that don't need BLE 5.3 features. It provides reliable BLE 4.2 connectivity at a lower price point. I've used this in simple beacon applications and basic wireless sensors where the older BLE standard is sufficient. The integrated USB is convenient for firmware updates. Battery life is excellent with proper power management. For new designs requiring long-range or 2Mbps modes, upgrade to CH582, but CH579 remains a solid choice for cost-sensitive applications."
Cost-effective BLE 4.2 for basic wireless applications
— Sarah Chen, BeiLuo