HT1618
DESCRIPTION
TM1618 is an LED Controller driven ASIC. 1 segment/grid output lines, MCU digital interface, data latch, High-voltage LED driver, key scan circuit dare all incorporated into a single chip to build a highly reliable peripheral device for a single chip microputer. Housed in a 18-pin DIP Package, TM1618 pin assignments and application circuit are optimized for easy PCB Layout and cost saving advantages. FEATURES z CMOS Technology z Display Modes (5segment, 7 grid to 8segment, 4grid) z Key Scanning (5 x 1Bit) z 8-Step Dimming Circuitry z Serial Interface (CLK, STB, DIN, DOUT) z Oscillatory Manners; RC Oscillation (450KHz ±5%) z Built-in on-reset circuit z Available in 18-pin, DIP Package APPLICATION z Micro-puter Peripheral Device z VCR/VCD/DVD set z bi set PIN CONFIGURATION:
TM1618
PIN DESCRIPTION
Pin Name DIO Description
Data Input/Output Explanation This pin inputs serial data at the rising edge of the shift clock (starting from the lower bit) This pin outputs serial data...
