Multifunction LCD Segment Drivers.

FEATURES


● LCD drive output: Common output: 4, Segment output : 49

● Integrated Display data RAM (DDRAM): RAM:49x4 bit

● Integrated 3ch LED driver circuit

● 3-wire Serial interface (SD, SCL, CSB)

● Segment/LED (Max 3 ports) output mode selectable

● Segment/GPO (Max 31 ports) output mode selectable

● Support PWM generation from ext. or internal clock (Resolution: 8 bits mode/12 bits mode selectable)

● Integrated Oscillator circuit

● Integrated LCD Voltage generator circuit

● Support: 1/3 Bias, 1/3 or 1/4 Duty

● Support: 1/1 Bias, 1/1Duty (Static Driving)

● Bias: Static, 1/3

● Integrated regulator for LCD driver: 3.2, 3.3, 3.4, 4.4, 4.5, 4.6, 5.0V selectable

● Integrated buffer amp

● Support separate power supply for Logic (VDD) and LCD (VLCD)

● Low power consumption

● Support standby mode

● Integrated Power-On-Reset circuit (POR)

● No external components

● Support Blink function (Blink frequency 1.6, 2.0, 2.6, 4.0Hz selectable)

● Operating power supply: 1.8 ~ 3.6V

● LCD drive power supply: 3.3 ~ 5.5V

● Package-LQFP64

● Block Diagram


APPLICATIONS


● Telephone, FAX, Portable equipment (POS, ECR, PDA etc.)

● DSC, DVC, Car audio, Home electrical appliance, Meter equipment etc.

資源下載

Documentation

TitleFileVersionDate
BriefPT6593.pdfV1.22014/4/1

Tools

Application Note