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HT16528 Datasheet(PDF) 4 Page - Holtek Semiconductor Inc

Part # HT16528
Description  Dot Character VFD Controller & Driver
PDF  40 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT16528 Datasheet(HTML) 4 Page - Holtek Semiconductor Inc

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PinName
I/O
Description
CL
O
Clearsignalforextensiondigitdriver,activelow.
The digit data stored in the latch register of the extension driver are output when this signal is
²Hi²,ifthissignalis ²Low²,extensiondriveroutputsare ²Low².
LE
O
Latchenablesignalforextensiondigitdriver.
OutputPins
G1~G24
O
High-voltageoutput,gridoutputpins.
S1~S80
O
High-voltageoutput,segmentoutputpins.
PowerSystem
VDD
¾
Pinsforlogiccircuit
LGND
¾
LGND isgroundpinforlogiccircuit
VH
¾
PowersupplypinsforVFDdrivercircuit
PGND
¾
PGND isgroundpinforVFDdrivercircuit
Table1-1.DutyRatioSetting
DS0
DS1
DutyRatio
0
0
1/16(#ofgrid=16)
0
1
1/24(#ofgrid=24)
1
0
1/20(#ofgrid=20)
1
1
1/40(#ofgrid=40)*
Note:
*Whensettingto1/40dutymode,usetheexternalextensiongriddriver.
Table1-2.SegmentSetting:2LineDisplay(N=1)
RL1
RL2
TableNo.
0
0
Table1-3
0
1
Table1-4
1
0
Table1-5
1
1
Table1-6
HT16528
Rev.1.10
4
July5,2011



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