IS31FL3749
feature
. It internally generates 4.8V VLDOOUT to power the internal logic operation (VCC), which can also be external powered from 3V to 5.5V.
IS31FL3749 is available in QFN-48(6mm × 6mm) package and can work over temperature range from 40°C to +125°C.
April 2023
FEATURES
- Support 24 constant current channels, 60m A/ch
- Tolerate up to 20V, nominal operation voltage between 4.3V to 16V, multiple LED’s can be connected in series
- Built-in LDO to generate 4.8V supply for internal logic (option to float it and use external power)
- Interface
- VSB (video serial bus, 33MHz)
- SPI (33MHz)
- Reset register reset all the registers to default
- Support 8-bit, 16-bit, 8+4-bit dithering and 8+8bit dithering PWM mode
- Built-in Dot correction: 8-bit/dot
- 8-bit × 3 global current adjustment
- 4 groups delay to minimize the power ripple
- Support bi-directional read data output via DI
- PSW short protection
- Spread spectrum
- Programmable detection of open/short, detected LED and store...
