參數(shù)資料
型號(hào): HT1623
廠商: Holtek Semiconductor Inc.
英文描述: RAM Mapping 48x8 LCD Controller for I/O C
中文描述: 內(nèi)存映射48x8 LCD控制器的I /業(yè)主立案法團(tuán)
文件頁(yè)數(shù): 6/18頁(yè)
文件大?。?/td> 155K
代理商: HT1623
D.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
V
DD
Conditions
V
DD
Operating Voltage
2.7
5.2
V
I
DD1
Operating Current
3V
No load/LCD ON
On-chip RC oscillator
155
310
A
5V
260
420
A
I
DD2
Operating Current
3V
No load/LCD ON
Crystal oscillator
150
310
A
5V
250
420
A
I
DD11
Operating Current
3V
No load/LCD OFF
On-chip RC oscillator
8
30
A
5V
20
60
A
I
DD22
Operating Current
3V
No load/LCD OFF
Crystal oscillator
20
A
5V
35
A
I
STB
Standby Current
3V
No load
Power down mode
1
10
A
5V
2
20
A
V
IL
Input Low Voltage
3V
DATA, WR, CS, RD
0
0.6
V
5V
0
1.0
V
V
IH
Input High Voltage
3V
DATA, WR, CS, RD
2.4
3
V
5V
4.0
5
V
I
OL1
BZ, BZ, IRQ
3V
V
OL
=0.3V
0.9
1.8
mA
5V
V
OL
=0.5V
1.7
3
mA
I
OH1
BZ, BZ
3V
V
OH
=2.7V
0.9
1.8
mA
5V
V
OH
=4.5V
1.7
3
mA
I
OL1
DATA
3V
V
OL
=0.3V
0.9
1.8
mA
5V
V
OL
=0.5V
1.7
3
mA
I
OH1
DATA
3V
V
OH
=2.7V
0.9
1.8
mA
5V
V
OH
=4.5V
1.7
3
mA
I
OL2
LCD Common Sink Current
3V
V
OL
=0.3V
80
160
A
5V
V
OL
=0.5V
180
360
A
I
OH2
LCDCommonSourceCurrent
3V
V
OH
=2.7V
40
80
A
5V
V
OH
=4.5V
90
180
A
HT1623
6
April 21, 2000
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