Mini backlight - WH8166M
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▪ Supply Voltage VCC 2.7V ~ 3.6V
▪ Flexible BLU Sizing Support Max. Tx Port No.: 2
▪ Support Hybrid LED Driving Scheme
PM (Scan Mode)
AM (Direct Driving)
▪ Programmable Tx Port Output Skew Control Dedicated Setting for Each Tx Port
▪ VSYNC Support Direct Driving Mode: 60 ~ 240Hz
- Model Number: WH8166M
- Data Sheet:
- Quantity:
- - +
Product Specification
Features：
▪ Supply Voltage VCC 2.7V ~ 3.6V
▪ Flexible BLU Sizing Support Max. Tx Port No.: 2
▪ Support Hybrid LED Driving Scheme
PM (Scan Mode)
AM (Direct Driving)
▪ Programmable Tx Port Output Skew Control Dedicated Setting for Each Tx Port
▪ VSYNC Support Direct Driving Mode: 60 ~ 240Hz
▪ SPI Interface Max Speed: 16MHz
▪ VLED Adjustable (FB_VDAC) VDAC Output Range: 0.2V ~ AVDD-0.2V Resolution: 12-bit
▪ Light Plate Diagnosis (INT_B):
Addressing Failure
Over Temperature Assertion
LED Open/Short Occurrence
Checksum Error for SPI I/F
▪ BIST Function (BIST_EN):
▪ Driving current range, (0.5~5mA), (1.0~10mA), (2.0~20mA) and (3.0~30mA)
▪ Individual 7 bit I-DAC for each I-sink
▪ 0.4V saturation voltage @25mA for each I- sink
▪ 12-Bit true brightness control resolution with
PWM dimming at 3840Hz (without dither)
▪ PWM output frequency support (direct driving
mode): 60/120/144/240/480/960/1920/3840 Hz
▪ PWM output frequency accuracy: +/-2%
▪ DC I-sink accuracy: +/-2%
▪ Dimming mode control scheme
-PWM - 12 bits
▪ Local dimming zone: 56 zones
▪ Light module thickness < 0.4mm
Application：
▪ LED FALD backlight system
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