En
ET61934
Kontakt
General Description
ET61934 is a dedicated circuit for matrix constant current LED driving control. It has strong driving capability and can support up to 128 LEDs. It adopts the I2C communication interface and has strong anti-interference ability. It is mainly applied in the driving of small-sized LED displays.
Specification
Sample
Features
- I2C communication interface with 4 selectable chip addresses
- Maximum application dot matrix 16 × 8
- Adjustable dot matrix scan rows (1~8 bits)
- Output constant current drive with a maximum driving current of 50mA
- 32-level adjustable constant current output
- Single-channel constant current output with 4-level adjustment
- Built-in RC oscillator with high refresh rate
- Built-in power-on reset and power-off reset functions
- Built-in fade-out feature
- Package : EQSOP28 : SOP32
