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SCT2167 - 8-bit Serial-In/Parallel-Out Constant Current Driver

General Description

The SCT2167 serial interfaced LED driver sinks 8 LED clusters with constant current to keep the uniform intensity of LED displays.

In applications, an external resistor is used to set the full scale constant output current from 5mA up to 45mA.

Key Features

  • 8 constant current sinkers with output voltage sustainable to 17V Constant output current : 5.
  • 30/45mA@3.3/5V Excellent regulation to load, supply voltage and temperature Temperature regulation: ±0.005%/°C load regulation: ±0.1%/V line regulation: ±0.5%/V High current matching accuracy: ±1% between outputs, ±2% between ICs Fine grayscale response with 180ns PWM pulse width Dropout voltage 0.5V@20mA, VDD=5V CMOS Schmitt trigger inputs with clock rate up to 25MHz @ cascade connection The.

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Datasheet Details

Part number SCT2167
Manufacturer StarChips
File Size 378.52 KB
Description 8-bit Serial-In/Parallel-Out Constant Current Driver
Datasheet download datasheet SCT2167 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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StarChips Technology SCT2167 V01_02; Jul/12 8-bit Serial-In/Parallel-Out Constant Current Driver Product Description The SCT2167 serial interfaced LED driver sinks 8 LED clusters with constant current to keep the uniform intensity of LED displays. In applications, an external resistor is used to set the full scale constant output current from 5mA up to 45mA. The SCT2167 guarantees each output can endure maximum 17V DC voltage stress. The built in shift registers and data latches making the SCT2167 effective solution in driving LED display. The output enable function gates all 8 outputs on and off, and is fast enough to be used as PWM input for LED intensity control.