Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Voltage on Output Drivers
Input Signal Overvoltage (Note 4)
Divider Voltage
25V
35V
±
−100 mV to V+
Reference Load Current
Storage Temperature Range
10 mA
−55˚C to +150˚C
Power Dissipation (Note 6)
Lead Temperature
(Soldering, 10 seconds)
Molded DIP (N)
Supply Voltage
1365 mW
25V
260˚C
Electrical Characteristics (Notes 2, 4)
Parameter
Conditions (Note 2)
Min
Typ
Max
Units
COMPARATORS
=
0V ≤ VRLO VRHI ≤ 12V,
Offset Voltage, Buffer and First Comparator
3
3
10
15
mV
mV
=
ILED 1 mA
=
0V ≤ VRLO VRHI ≤ 12V,
Offset Voltage, Buffer and Any Other Comparator
=
ILED 1 mA
=
=
Gain (∆ILED/ ∆VIN
)
I(REF) 2 mA, ILED 10 mA
0V ≤ VIN ≤ (V+ −1.5V)
No Change in Display
3
−35
8
8
mA/mV
Input Bias Current (at Pin 5)
Input Signal Overvoltage
VOLTAGE DIVIDER
25
100
35
nA
V
Divider Resistance
Total, Pin 6 to 4
12
17
kΩ
Relative Accuracy (Input Change
(Note 3)
Between Any Two Threshold Points)
−1 dB ≤ VIN ≤ 3 dB
−7 dB ≤ VIN ≤ −1 dB
−10 dB ≤ VIN ≤ −7 dB
0.75
1.5
2.5
1.0
2.0
3.0
1.25
2.5
2.5
dB
dB
dB
Absolute Accuracy
(Note 3)
=
VIN 2, 1, 0, −1 dB
−0.25
−0.5
−1
+0.25
+0.5
+1
dB
dB
dB
=
VIN −3, −5 dB
=
VIN −7, −10, −20 dB
VOLTAGE REFERENCE
Output Voltage
0.1 mA ≤ IL(REF) ≤ 4 mA,
1.2
1.28
0.01
0.4
1.34
0.03
2
V
V+ VLED 5Vg
3V ≤ V+ ≤ 18V
=
=
%
/V
Line Regulation
Load Regulation
0.1 mA ≤ IL(REF) ≤ 4 mA,
%
V+ VLED 5V
=
=
=
Output Voltage Change with Temperature
0˚C ≤ TA ≤ +70˚C, IL(REF) 1 mA,
V+ VLED 5V
%
1
=
=
Adjust Pin Current
OUTPUT DRIVERS
LED Current
75
120
13
µA
V+ VLED = 5V, IL(REF) 1 mA
=
7
10
mA
=
=
=
=
=
LED Current Difference (Between Largest and
Smallest LED Currents)
VLED 5V, ILED 2 mA
0.12
1.2
0.4
3
mA
mA
VLED 5V, ILED 20 mA
LED Current Regulation
2V ≤ VLED ≤ 17V
ILED 2 mA
0.1
1
0.25
3
mA
mA
=
ILED 20 mA
=
=
@
Dropout Voltage
ILED(ON) 20 mA VLED 5V,
1.5
V
=
∆ILED 2 mA
=
=
Saturation Voltage
Output Leakage, Each Collector
Output Leakage
Pins 10–18
ILED 2.0 mA, IL(REF) 0.4 mA
0.15
0.1
0.4
V
Bar Mode (Note 5)
100
µA
Dot Mode (Note 5)
0.1
100
450
µA
µA
Pin 1
60
150
3
www.national.com
NSC [ National Semiconductor ]
