Multifunction LCD Segment Drivers

FEATURES


● LCD drive output: Common output: 4, Segment output: 27

● Integrated Display data RAM (DDRAM):

   RAM: 27x4 =108bit

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

● 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)

● Integrated buffer amp

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

● Integrated LED driver circuit

● Segment output mode/GPO output mode selectable

● Support PWM generation from external clock or internal clock (resolution: 8bit)

● 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: 2.7 ~ 5.5V

● Package Type-QFN40

● 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
BriefPT6590.pdfV1.12013/1/1

Tools

Application Note