
LDT Co., Ltd
DESCRIPTION
The LD71D1048C is LED driver / controller IC for LED display panel. This is consisted of 48 channel LED driver , 10Bit PWM controller and 48 bit shift register. Also it is very convenient to application because all display data can be transferred by serial method.
FEATURES
• DRIVER OUTPUT CIRCUITS
- 48 Column Driver Outputs : N-ch Open Drain MOS Transistor Output
- 16 Row Driver Outputs : CMOS Output
- LED Driving Voltage : Max. 5V (When Transistor Off)
- LED Driving Current : Max. 60mA
- LED Driving Current Control
- Outputs are 10Bit PWM controlled
- ROUT Monitoring
- ROUT External selectable
- A Little change of Output Current
• DATA INTERFACE
- 48bit Shift Register for 10Bit data input
- 10Bit parallel data format selectable
• DISPLAY DATA MEMORY
- 7,680 bit SRAM
• PWM CONTROLLER
- 10Bit PWM control ( 1024 Gray scale )
- 3bit Brightness control
- PWM pulse width control
• ON CHIP OPAMP FOR LED DRIVING CURRENT CONTROL
• LOW POWER CONSUMPTION
• PACKAGE TYPE
- 128 pin HMQFP( Heat Sink Package)
Continuous Power Dissipation = 2W
- 128 pin MQFP
Continuous Power Dissipation = 0.5W