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LD1048C Scheda tecnica(PDF) 3 Page - LDT Co., Ltd |
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LD1048C Scheda tecnica(HTML) 3 Page - LDT Co., Ltd |
3 / 28 page Ver1.0 3 LD71D1048C 10bit PWM Controller / 48 Channel Output LED DRIVER 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 OUT-GND VOLTAGE A LITTLE CHANGE OF CHANNEL IOUT (mA) > 0.7V + 4% 5mA ~30mA > 1.0V 5mA ~60mA DESCRIPTION MQFP-128 |
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