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參數(shù)資料
| 型號(hào)： | COP472MW-3 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 顯示驅(qū)動(dòng)器 |
| 英文描述： | COP472-3 Liquid Crystal Display Controller |
| 中文描述： | LIQUID CRYSTAL DISPLAY DRIVER, PDSO20 |
| 封裝： | SO-20 |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 143K |
| 代理商： | COP472MW-3 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Voltage at CS, DI, SK Pins
b
0.3V to
a
9.5V
b
0.3V to V
DD
a
0.3V
b
40
§
C to
a
85
§
C
Voltage at All Other Pins
Operating Temperature Range
Storage Temperature
b
65
§
C to
a
150
§
C
Lead Temperature
(Soldering, 10 seconds)
300
§
C
DC Electrical Characteristics
GND
e
0V, V
DD
e
3.0V to 5.5V, T
A
e b
40
§
C to
a
85
§
C (depends on display characteristics)
Parameter
Conditions
Min
Max
Units
Power Supply Voltage, V
DD
3.0
5.5
Volts
Power Supply Current, I
DD
(Note 1)
V
DD
e
5.5V
300
m
A
V
DD
e
3V
120
m
A
Input Levels
DI, SK, CS
V
IL
V
IH
0.8
9.5
Volts
Volts
0.7 V
DD
BPA (as Osc. In)
V
IL
V
IH
0.6
V
DD
Volts
Volts
V
DD
b
0.6
Output Levels, BPC (as Osc. Out)
V
OL
V
OH
0.4
V
DD
Volts
Volts
V
DD
b
0.4
Backplane Outputs (BPA, BPB, BPC)
V
BPA, BPB, BPC
ON
V
BPA, BPB, BPC
OFF
During
BP
a
Time
V
DD
b
D
V
(/3
V
DD
b
D
V
V
DD
Volts
Volts
(/3
V
DD
a
D
V
V
BPA, BPB, BPC
ON
V
BPA, BPB, BPC
OFF
During
BP
b
Time
0
D
V
Volts
Volts
)/3
V
DD
b
D
V
)/3
V
DD
a
D
V
Segment Outputs (SA
1
E
SA
4
)
V
SEG
ON
V
SEG
OFF
During
BP
a
Time
0
D
V
Volts
Volts
)/3
V
DD
b
D
V
)/3
V
DD
a
D
V
V
SEG
ON
V
SEG
OFF
During
BP
b
Time
V
DD
b
D
V
(/3
V
DD
b
D
V
V
DD
Volts
Volts
(/3
V
DD
a
D
V
Internal Oscillator Frequency
15
80
kHz
Frame Time (Int. Osc.
d
192)
2.4
12.8
ms
Scan Frequency (1/T
SCAN
)
39
208
Hz
SK Clock Frequency
4
250
kHz
SK Width
1.7
m
s
DI
Data Setup, t
SETUP
Data Hold, t
HOLD
1.0
100
m
s
ns
CS
t
SETUP
t
HOLD
1.0
1.0
m
s
m
s
Output Loading Capacitance
100
pF
Note 1:
Power supply current is measured in stand-alone mode with all outputs open and all inputs at V
DD
.
Note 2:
D
V
e
0.05 V
DD
.
http://www.national.com
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