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HT16514 Datasheet(PDF) 14 Page - Holtek Semiconductor Inc

Part # HT16514
Description  Dot Character VFD Controller & Driver
PDF  39 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT16514 Datasheet(HTML) 14 Page - Holtek Semiconductor Inc

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Timing Conditions 1 for M68-Type for Parallel Mode, Write
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
tCYCLE
Enable Cycle Time
4.5V~5.5V
E
­® E­
500
¾¾
ns
2.7V~4.5V
1000
¾¾
ns
PWEH
Enable Pulse Width High
4.5V~5.5V
E
230
¾¾
ns
2.7V~4.5V
450
¾¾
ns
PWEL
Enable Pulse Width Low
4.5V~5.5V
E
230
¾¾
ns
2.7V~4.5V
450
¾¾
ns
tAS
((RS), (R, W), (CS))
¾ (E)
Setup Time
4.5V~5.5V
RS, R, W, CS
® E­
20
¾¾
ns
2.7V~4.5V
60
¾¾
ns
tAH
((RS), (R, W))
¾ (E)
Hold Time
4.5V~5.5V
E
¯® RS, R, W
10
¾¾
ns
2.7V~4.5V
20
¾¾
ns
tCH
(CS)
¾ (E) Hold Time
4.5V~5.5V
E
¯® CS
20
¾¾
ns
2.7V~4.5V
40
¾¾
ns
tDS
Write Data Setup Time
4.5V~5.5V
Data
® E­
80
¾¾
ns
2.7V~4.5V
195
¾¾
ns
tDH
Write Data Hold Time
4.5V~5.5V
E
¯® Data
10
¾¾
ns
2.7V~4.5V
10
¾¾
ns
tWRE
Reset Pulse Width
4.5V~5.5V
¾
500
¾¾
ns
2.7V~4.5V
500
¾¾
ns
M68-Type for Parallel Mode, Read
Ta=25
°C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VDD
Conditions
tCYCLE
Enable Cycle Time
4.5V~5.5V
E
­® E­
500
¾¾
ns
2.7V~4.5V
1000
¾¾
ns
PWEH
Enable Pulse Width High
4.5V~5.5V
E
230
¾¾
ns
2.7V~4.5V
450
¾¾
ns
PWEL
Enable Pulse Width Low
4.5V~5.5V
E
230
¾¾
ns
2.7V~4.5V
450
¾¾
ns
tAS
((RS), (R, W), (CS))
¾ (E)
Setup Time
4.5V~5.5V
RS, R, W, CS
® E­
20
¾¾
ns
2.7V~4.5V
60
¾¾
ns
tAH
((RS), (R, W))
¾ (E)
Hold Time
4.5V~5.5V
E
¯® RS, R, W
10
¾¾
ns
2.7V~4.5V
30
¾¾
ns
tCH
(CS)
¾ (E) Hold Time
4.5V~5.5V
E
¯® CS
20
¾¾
ns
2.7V~4.5V
40
¾¾
ns
tDD
Read Data Setup Time
4.5V~5.5V
Data
® E­
¾¾
160
ns
2.7V~4.5V
¾¾
360
ns
tDHr
Read Data Hold Time
4.5V~5.5V
E
¯® Data
5
¾¾
ns
2.7V~4.5V
5
¾¾
ns
HT16514
Rev. 1.00
14
October 4, 2006



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