COP472WM-3 National Semiconductor, COP472WM-3 Datasheet - Page 3

• Manufacturer Part Number: COP472WM-3
• Description: IC, LCD CONTROLLER, 36SEG, 5.5V, SOIC-20
• Manufacturer: National Semiconductor

Specifications of COP472WM-3

• Supply Current: 250µA
• No. Of Digits / Alpha: 4.5
• No. Of Segments: 36
• Meter Display Type: LCD
• Interface Type: Triplexed
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: SOIC
• No. Of Pins: 20
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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
Voltage at All Other Pins
Operating Temperature Range
DC Electrical Characteristics
GND
Note 1 Power supply current is measured in stand-alone mode with all outputs open and all inputs at V
Note 2
Power Supply Voltage V
Power Supply Current I
Input Levels
BPA (as Osc In)
Internal Oscillator Frequency
Frame Time (Int Osc
Scan Frequency (1 T
SK Clock Frequency
SK Width
DI
CS
Output Loading Capacitance
DI SK CS
Output Levels BPC (as Osc Out)
Backplane Outputs (BPA BPB BPC)
Segment Outputs (SA
Data Setup t
Data Hold t
t
t
SETUP
HOLD
e
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
IL
IH
IL
IH
OL
OH
BPA BPB BPC
BPA BPB BPC
BPA BPB BPC
BPA BPB BPC
SEG
SEG
SEG
SEG
0V V
e
0 05 V
ON
OFF
ON
OFF
DD
Parameter
HOLD
DD
SETUP
e
3 0V to 5 5V T
ON
OFF
ON
OFF
SCAN
d
DD
192)
1
DD
E SA
(Note 1)
)
4
)
A
e b
b
0 3V to V
b
b
40 C to
40 C to
0 3V to
DD
Conditions
V
V
During
BP
During
BP
During
BP
During
BP
a
a
a
a
DD
DD
85 C (depends on display characteristics)
b
b
a
a
85 C
9 5V
0 3V
e
e
Time
Time
Time
Time
5 5V
3V
3
Storage Temperature
Lead Temperature
(Soldering 10 seconds)
V
V
V
V
0 7 V
DD
DD
DD
V
V
V
DD
V
Min
DD
DD
DD
DD
100
3 0
2 4
1 7
1 0
1 0
1 0
15
39
0
0
4
b
b
b
b
b
b
b
b
DD
0 6
0 4
DD
V
V
V
V
V
V
V
V
V
V
Max
12 8
V
V
V
V
300
120
DD
DD
DD
DD
208
250
100
5 5
0 8
9 5
0 6
0 4
80
DD
DD
DD
DD
V
V
a
a
a
a
V
V
V
V
b
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65 C to
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a
Units
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
Volts
kHz
kHz
ms
Hz
pF
150 C
300 C
ns
A
A
s
s
s
s