SL70D0948

SLS System Logic Semiconductor SL70D0948 48 OUTPUT LED DRIVER / 9 BIT PWM CONTROLLER SL70D0948 System Logic Semiconductor SLS System Logic Semiconductor SL70D0948 CONTENTS INTRODUCTION BLOCK DIAGRAM PIN ASSIGNMENT PIN DESCRIPTION FUNCTION DESCRIPTION SPECIFICAIONS REFERENCE APPLICATIONS SLS System Logic Semiconductor INTRODUCTION SL70D0948 The SL70D0948 is LED driver / controller IC for LED display panel. This is consisted of 48 channel LED driver , 9Bit PWM controller and 48 bit shift register. Also it is very convenient to application because all display data can transfer by serial method. FEATURES Driver Output Circuits - 48 LED Driver Outputs - LED Driving Voltage - LED Driving Current - LED Driving Current Control - Outputs are 9bit PWM controlled Data Interface - 48bit Shift Register for 9bit data input - 9bit parallel data format selectable PWM controller - 9bit PWM control ( 512 Gray scale ) - 3bit Brightness / 4bit Brightness input selectable Package Type - 100 pin MQFP : N-ch Open Drain MOS Transistor Output : Max. 16V (When Transistor Off) : Max. 90mA PWCLK BRMODE STROBE /C E 1 CE2 OE /R E S E T BRD0 BRD1 BRD2 DIN 9bit BLOCK DIAGRAM SLS System Logic Semiconductor DIN0 DIN8 9 bit PWM Counter Driver Output Control 9 9 9bit Data Register (1) 9 PWM Generator (1) PWM Generator (2) PWM Generator (3) LED Driver (3) LED Driver (2) LED Driver (1) LED1 LED2 LED3 9 9bit Data Register (2) 9 9 9bit Data Register (3) 4 8 bit x9bit Shift Registe...