Datasheet Texas Instruments TLC5954RTQR — 数据表

Sample &
Buy Product
Folder Support &
Community Tools &
Software Technical
Documents TLC5954
SBVS241 – APRIL 2014 TLC5954 48-Channel, Constant-Current LED Driver with Global Brightness Control,
LED Open-Short Detection, and Power-Save Mode
1 Features 2 Applications 1 48 Constant-Current Sink Output Channels with
On or Off Control
Current Capability:
– 34.9 mA for 32 Channels
– 24.4 mA 16 Channels
No External Resistor for Current Setting
Maximum Current Control (MC): 3 Bits (8 Steps)
Global Brightness Control (BC) for Each Color
Group: 7 Bits (128 Steps), Three Groups
LED Power-Supply Voltage: Up to 10 V
VCC = 3.0 V to 3.6 V
Constant-Current Accuracy:
– Channel-to-Channel = ±1% (typ), ±3% (max)
– Device-to-Device = ±2% (typ), ±4% (max)
Data Transfer Rate: 30 MHz …