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HT1622 датащи(PDF) 6 Page - Holtek Semiconductor Inc

номер детали HT1622
подробное описание детали  RAM Mapping 32x8 LCD Controller for I/O xC
PDF  17 Pages
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производитель  HOLTEK [Holtek Semiconductor Inc]
домашняя страница  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT1622 датащи(HTML) 6 Page - Holtek Semiconductor Inc

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D.C. Characteristics
Ta=25°C
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
VDD
Conditions
VDD
Operating Voltage
¾¾
2.7
¾
5.2
V
IDD1
Operating Current
3V No load/LCD ON
On-chip RC oscillator
¾
80
210
mA
5V
¾
135
415
mA
IDD2
Operating Current
3V No load/LCD OFF
On-chip RC oscillator
¾
830
mA
5V
¾
20
55
mA
ISTB
Standby Current
3V No load
Power down mode
¾
18
mA
5V
¾
216
mA
VIL
Input Low Voltage
3V
DATA, WR,CS,RD
0
¾
0.6
V
5V
0
¾
1.0
V
VIH
Input High Voltage
3V
DATA, WR,CS,RD
2.4
¾
3V
5V
4.0
¾
5V
IOL1
BZ, BZ, IRQ
3V VOL=0.3V
0.9
1.8
¾
mA
5V VOL=0.5V
1.7
3
¾
mA
IOH1
BZ, BZ
3V VOH=2.7V
-0.9 -1.8
¾
mA
5V VOH=4.5V
-1.7
-3
¾
mA
IOL1
DATA
3V VOL=0.3V
200
450
¾mA
5V VOL=0.5V
250
500
¾mA
IOH1
DATA
3V VOH=2.7V
-200 -450
¾mA
5V VOH=4.5V
-250 -500
¾mA
IOL2
LCD Common Sink Current
3V VOL=0.3V
15
40
¾mA
5V VOL=0.5V
100
200
¾mA
IOH2
LCD Common Source Current
3V VOH=2.7V
-15
-30
¾mA
5V VOH=4.5V
-45
-90
¾mA
IOL3
LCD Segment Sink Current
3V VOL=0.3V
15
30
¾mA
5V VOL=0.5V
70
150
¾mA
IOH3
LCD Segment Source Current
3V VOH=2.7V
-6
-13
¾mA
5V VOH=4.5V
-20
-40
¾mA
RPH
Pull-high Resistor
3V
DATA, WR,CS,RD
100
200
300
kW
5V
50
100
150
kW
HT1622
6
April 21, 2000



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