HT16L21 datasheet(1/36 Pages) HOLTEK

부품명	HT16L21

상세설명	RAM Mapping 32x4 LCD Driver

PDF	36 Pages

Scroll/Zoom	100%

제조업체	HOLTEK [Holtek Semiconductor Inc]

홈페이지	http://www.holtek.com

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1 / 36 page

Rev. 1.00

1

November 16, 2011

Rev. 0.00

PB

November 16, 2011

HT16L21

RAM Mapping 32×4 LCD Driver

Feature

• Logicoperatingvoltage:1.8V~5.5V

• LCDoperatingvoltage(VLCD):2.4V~6.0V

• ExternalVLCDpintosupplyLCDoperatingvoltage

• Internal32kHzRCoscillator

• Bias:1/2or1/3;Duty:1/4

• InternalLCDbiasgenerationwithvoltage-follower

buffers

• IntegratedregulatortoadjustLCDoperatingvoltage:

3.0V,3.2V,3.3V,3.4V,4.4V,4.5V,4.6V,5.0V

• IntegratedLEDdriver

• SupportI2CorSPI3-wireserialinterface

controlledbyIFSpin

• FourselectableLCDframefrequencies:

64Hzor85.3Hzor128Hzor170.6Hz

• 32×4bitsRAMfordisplaydatastorage

• Max.32×4pixel:32segmentsand4commons

• Supporttwodriveroutputmodesegment/LEDon

SEG24~SEG31/LED7~LED0

• Versatileblinkingmodes:off,0.5Hz,1Hz,2Hz

• R/Waddressautoincrement

• Lowpowerconsumption

• ManufacturedinsilicongateCMOSprocess

• Packagetypes:44LQFP

Applications

• Leisureproducts

• Games

• Telephonedisplay

• Audiocombodisplay

• Videoplayerdisplay

• Kitchenappliancedisplay

• Measurementequipmentdisplay

• Householdappliance

• Consumerelectronics

General Description

TheHT16L21deviceisamemorymappingand

multi-functionLCDcontroller/driver.Thedisplay

segmentsofthedeviceare128patterns(32segments

and4commons)display.ItcanalsosupportLED

driveoutputsoncertainSegmentpins.Thesoftware

configuration feature of the HT16L21 device

makesitsuitableformultipleLCDapplications

includingLCDmodulesanddisplaysubsystems.

The HT16L21 device communicates with most

microprocessors/microcontrollersviaatwo-wire

bidirectionalI2Corathree-wireSPIinterface.

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Holtek Semiconductor In...	HT16L21V110	2Mb / 32P	RAM Mapping 32횞4 LCD Driver

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HT16L21 데이터시트(PDF) 1 Page - Holtek Semiconductor Inc

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