Description
TM1618 is an LED Controller driven on a 1/5 to 1/8 duty factor. 8 segment output lines, 4 grid output lines, 3 segment/grid output lines, one display memory, control circuit, key scan circuit are all incorporated into a single chip to build a highly reliable peripheral device for a single chip microcomputer. Serial data is fed to TM1618 via a three-line serial interface. Housed in a 18-pin DIP, TM1618 pin assignments and application circuit are optimized for easy PCB Layout and cost saving advantages.
Characteristic
- CMOS Technology
- Low Power Consumption
- Multiple Display Modes (5 segment, 7 Grid to 8 segment, 4 Grid)
- Key Scanning (5 x 1 Matrix)
- 8-Step Dimming Circuitry
- Serial Interface(CLK，STB，DIO)
- Oscillatory Manners: RC Oscillation （450KHz±5%）
- Available in 18-pin, DIP/SOP Package
Application
Mainly suitable for home appliances equipment (intelligent water heater, microwave ovens, washing machines, air conditioning, induction cooker) , set-top box, electronic scale, intelligent electric meter and other digital tube or LED display equipment.
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