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參數(shù)資料
| 型號： | ht1621b |
| 廠商： | Holtek Semiconductor Inc. |
| 英文描述： | RAM Mapping 324 LCD Controller for I/O MCU |
| 中文描述： | 內存映射32 4 LCD控制器的I / O控制器 |
| 文件頁數(shù)： | 5/20頁 |
| 文件大?。?/td> | 179K |
| 代理商： | HT1621B |
Absolute Maximum Ratings
Supply Voltage...........................V
SS
0.3V to V
SS
+5.5V
Storage Temperature............................ 50
o
C to 125
o
C
Input Voltage..............................V
SS
0.3V to V
DD
+0.3V
Operating Temperature........................... 25
o
C to 75
o
C
Note: These are stress ratings only. Stresses exceeding the range specified under Absolute Maximum Ratings may
cause substantial damage to the device. Functional operation of this device at other conditions beyond those
listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-
ity.
D.C. Characteristics
Ta=25 C
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
DD
Conditions
V
DD
Operating Voltage
2.4
5.2
V
I
DD1
Operating Current
3V
No load/LCD ON
On-chip RC oscillator
150
300
A
5V
300
600
A
I
DD2
Operating Current
3V
No load/LCD ON
Crystal oscillator
60
120
A
5V
120
240
A
I
DD3
Operating Current
3V
No load/LCD ON
External clock source
100
200
A
5V
200
400
A
I
STB
Standby Current
3V
No load, Power down mode
0.1
5
A
5V
0.3
10
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
3.0
V
5V
4.0
5.0
V
I
OL1
DATA, BZ, BZ, IRQ
3V
V
OL
=0.3V
0.5
1.2
mA
5V
V
OL
=0.5V
1.3
2.6
mA
I
OH1
DATA, BZ, BZ
3V
V
OH
=2.7V
0.4
0.8
mA
5V
V
OH
=4.5V
0.9
1.8
mA
I
OL2
LCD Common Sink Current
3V
V
OL
=0.3V
80
150
A
5V
V
OL
=0.5V
150
250
A
I
OH2
LCD Common Source Current
3V
V
OH
=2.7V
80
120
A
5V
V
OH
=4.5V
120
200
A
I
OL3
LCD Segment Sink Current
3V
V
OL
=0.3V
60
120
A
5V
V
OL
=0.5V
120
200
A
I
OH3
LCD Segment Source Current
3V
V
OH
=2.7V
40
70
A
5V
V
OH
=4.5V
70
100
A
R
PH
Pull-high Resistor
3V
DATA, WR, CS, RD
40
80
150
k
5V
30
60
100
k
HT1621
Rev. 1.30
5
August 6, 2003
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HT1621B(48PDIP) | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver |
| HT1621B(48SSOP) | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver |
| HT1621B-48DIPLF | 制造商:Holtek Semiconductor Inc 功能描述:DRIVER RAM MAPPING LCD CONT SMD |
| HT1621B-48SSOP | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD DISPLAY DRIVER|32-SEG|4-BP|CMOS|SSOP|48PIN|PLASTIC |
| HT1621D | 制造商:HOLIMATE SEMI 功能描述: 制造商:N/A 功能描述: |
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