DM135B, DM134B - (DM134B / DM135B) 16 BIT CONSTANT CURRENT LED DRIVERS

Datasheet Details

Part number	DM135B, DM134B
Manufacturer	Siti
File Size	299.57 KB
Description	(DM134B / DM135B) 16 BIT CONSTANT CURRENT LED DRIVERS
Datasheet	DM134B_Siti.pdf
Note	This datasheet PDF includes multiple part numbers: DM135B, DM134B. Please refer to the document for exact specifications by model.

The DM134B、DM135B are constant current drivers specifically designed for LED display applications.

3.3V~5V CMOS Compatible Input Maximum Clock Frequency: 25MHz (Cascade Operation) Maximum Output Voltage: 17V Package: DIP24, SOP24, SSOP24, QFN32 Package and Pin Layout: Pin layout and functionality are similar to those of the ST2221C. (Each characteristic value is different. ) Constant Current Matching: (Ta = 25°C、VDD = 5.0V) Chip-to-Chip: ± 10.0% Bit-to-Bit: DM134B:± 4.0% @ IOUT = 30 ~ 90mA ± 6.0% @ IOUT = 20 ~ 30mA DM135B:± 4.0% @ IOUT = 20 ~ 60mA ± 6.0% @ IOUT = 5 ~ 20mA 16-Bit Constant Curr.

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Published: Feb 27, 2009 |