This datasheet includes multiple variants, all published together in a single manufacturer document.
| Part number | CH540 |
|---|---|
| Datasheet | CH540 CH541 Datasheet (PDF) |
| File Size | 919.83 KB |
| Manufacturer | Unknown Manufacturer |
| Description | USB MCU |
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CH543 Datasheet http://wch.cn USB PD MCU CH543/CH542, USB MCU CH541/CH540 Datasheet Version: Overview CH543 is a USB and USB PD enhanced E8051 core MCU patible with MCS51 instruction set. 79% of its instructions are single-byte single-cycle instructions, and the average instruction speed is 8 to 15 times faster than that of the standard MCS51.
See all Unknown Manufacturer datasheets
| Part Number | Description |
|---|---|
| CH541 | USB MCU |
| CH542 | USB PD MCU |
| CH543 | USB PD MCU |
| CH551 | 8 Enhanced USB single-chip |
| CH552 | 8 Enhanced USB single-chip |
| CH557 | RGB-LED and USB Enhanced MCU |
