Datasheet Texas Instruments TLC5949PWPR — 数据表

TLC5949
www.ti.com SBVS219A – DECEMBER 2012 – REVISED DECEMBER 2012 16-Channel, 12-Bit, ES-PWM, Full Self-Diagnosis LED Driver for
7-Bit Global BC LED Lamp
Check for Samples: TLC5949 FEATURES 1 2 16 Constant-Current Sink Output Channels
Sink Current Capability with
Maximum BC Data: 2 mA to 45 mA
Global Brightness Control (BC):
– 7-Bit (128 Steps) with 25% to 100% Range
Grayscale Control (GS) with Enhanced
Spectrum or Conventional PWM:
– 12-Bit (4096 Steps)
LED Power-Supply Voltage: Up to 10 V
VCC: 3.0 V to 3.6 V
Constant-Current Accuracy:
– Channel-to-Channel: ±0.6% (typ), ±2% (max)
– Device-to-Device: ±1% (typ), ±4% (max)
Data Transfer Rate: 33 MHz
Grayscale Control Clock: 33 MHz
Auto Display Repeat and Auto Data Refresh
Display Timing Reset
Power-Save Mode to Minimize VCC Current
LOD and LSD with Invisible Detection
Mode (IDM) …