PTC PT6579
PT6579 is an LCD Driver IC which can drive up to 200 segments. It can be used for frequency display in microprocessor-controlled radio receiver and in other display applications. PT6579 supports both 1/3 duty, and 1/4 duty drive.| Part No. | PT6579 |
|---|---|
| Datasheet | PT6579 Download |
| Manufacturer |  PTC |
| Description | General Purpose LCD Driver IC |
| Buy | Stock & Price |
DESCRIPTION
Pin assignment and application circuit are optimized for easy PCB layout and cost saving advantages.FEATURES
● CMOS technology● Up to 153 segments for 1/3 duty and 200 segments for 1/4 duty drive can be displayed
● 1/3 Duty - 1/2 Bias and 1/3 Duty - 1/3 Bias drive techniques
● 1/4 Duty - 1/2 Bias and 1/4 Duty - 1/3 Bias drive techniques
● Power saving mode and all segments OFF function
● Direct display of display data without using a decoder
● RC oscillation circuit
● Power supply voltage: 4.5V to 6V
● CMOS/TTL compatible logic input pins
● LCD drive bias voltage can be provided internally or externally
● On-Chip voltage detection type reset circuit
● Programmable PWM signal output pins
● Available in 64 pins LQFP APPLICATION
● Electronic equipment with LCD display BLOCK DIAGRAM Tel: 886-66296288●Fax: 886-29174598● 233-1, Baociao Road, Sindian, Taipei 23145, Taiwan For:Natertech Free Datasheet PT6579 APPLICATION CIRCUIT 1 1/2 BIAS (FOR NORMAL PANEL) Notes: 1. 10KΩ ≥ R ≥1KΩ 2. *=Please select the suitable transistor 1/3 BIAS (FOR NORMAL PANELS) Notes: 1.
