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LMC7221 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part No. LMC7221
Description  Tiny CMOS Comparator with Rail-To-Rail Input and Open Drain Output
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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LMC7221 Datasheet(HTML) 2 Page - National Semiconductor (TI)

 
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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
ESD Tolerance (Note 2)
2 kV
Differential Input Voltage
(V
CC) +0.3V to (−VCC)−0.3V
Voltage at Input
(V
CC) + 0.3V to (−VCC)−0.3V
Voltage at Output Pin
15V
Supply Voltage (V
+–V)
16V
Current at Input Pin
(Note 7)
±5mA
Current at Output Pin
(Notes 3, 8)
±30 mA
Current at Power Supply Pin
40 mA
Lead Temperature
(soldering, 10 sec.)
260˚C
Storage Temperature Range
−65˚C to +150˚C
Junction Temperature
(Note 4)
150˚C
Operating Ratings (Note 1)
Supply Voltage
2.7
≤ V
CC ≤ 15V
Junction Temperature Range
LMC7221AI, LMC7221BI
−40˚C
≤ T
J ≤ +85˚C
Thermal Resistance (
θ
JA)
SO-8 Package,
8-Pin Surface Mount
180˚C/W
M05A Package,
5-Pin Surface Mount
325˚C/W
2.7V Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, V
+ = 2.7V, V= 0V, V
CM = VO = V+/2. Boldface limits apply
at the temperature extremes
Typ
LMC7221AI
LMC7221BI
Symbol
Parameter
Conditions
(Note 5)
Limit
Limit
Units
(Note 6)
(Note 6)
V
OS
Input Offset Voltage
3
5
15
mV
818
max
TCV
OS
Input Offset Voltage
1.0
µV/˚C
Temperature Drift
Input Offset Voltage
(Note 10)
3.3
µV/Month
Average Drift
I
B
Input Current
0.04
pA
I
OS
Input Offset Current
0.02
pA
CMRR
Common Mode
0V
≤ V
CM ≤ 2.7V
75
dB
Rejection Ratio
PSRR
Power Supply
2.7V
≤ V+ ≤ 15V
80
dB
Rejection Ratio
A
V
Voltage Gain
100
dB
CMVR
Input Common-Mode
CMRR > 55 dB
3.0
2.9
2.9
V
Voltage Range
2.7
2.7
min
CMRR > 55 dB
−0.3
−0.2
−0.2
V
0.0
0.0
max
V
OL
Output Voltage Low
I
load = 2.5 mA
0.2
0.3
0.3
V
0.4
0.4
max
I
S
Supply Current
V
OUT = low
7
12
12
µA
14
14
max
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