Datasheet

3Atmel LED Drivers-MSL2160/MSL2161
Key Features
• 12-bit PWM String Dimming
• Fast Serial Interfaces Support up to 8 Devices
per Bus:
- MSL2161 - 1MHz I
2
C
- MSL2160 - 20MHz SPI
• 8-bit Adaptive Power Correction Maximizes
Efficiency of up to Three String Power Supplies
• External MOSFETs for High Voltage and/or Current
• Drives up to 16 Parallel LED Strings per Device
• Supports Adaptive, Real-time Area Dimming for
Highest Dynamic Range in LCD TVs and Monitors
• Programmable String Phase Reduces Motion
Blur and Improves Efficiency
• Global Intensity Control via Serial Interface
• ±1.5% Current Accuracy and Current Balance
• Flexible Video Frame (VSYNC) and Line (HSYNC)
Sync Include Frequency Multipliers and Dividers
• Second Set of PWM Registers Select Alternate
Brightness and Timing with Single Control
• EEPROM Saves Power-on Default Settings
• LED Open Circuit and Short Circuit Fault Detection
• Individual Fault Detection Enable for Each String
• Over-temperature Shut-off Protection
• Broadcast Write Simplifies Configuration
• -40°C To +105°C Operating Temperature Range
Application Circuit
Atmel LED Drivers-MSL2160/MSL2161
16-string, White and RGB LED Drivers with Adaptive Configuration,
EEPROM, and SPI/I
2
C/SMBus Serial Interface