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ET1651
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General Description
ET1651 is a special circuit for LED driver control with keyboard scanning interface, which integrates MCU digital interface, data latch, LED high voltage driver, keyboard scanning and other circuits, which can drive up to 28 LED and support common anode digital tube. Mainly used in induction cooker, microwave oven and small household appliances display driver.
Specification
Sample
Features
- Power CMOS technology
- Display mode (7 segments × 4 bits), supports up to 28 LED and Co-anode nixie tube output
- Keyboard scanning (1×7bit)
- Brightness adjustment circuit (duty cycle 8 level adjustable)
- 2-wire serial interface (CLK, DIO)
- Built in RC oscillation
- Built in power on reset
- Built in automatic blanking circuit
- Package: SOP16
Technical Documentation
| Type | Title | Format | Date |
|---|---|---|---|
| Datasheet | ET1651 Datasheet | 2025-12-07 |
