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LMC6772 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LMC6772
Description  Dual Micropower Rail-To-Rail Input CMOS Comparator with Open Drain Output
PDF  11 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LMC6772 Datasheet(HTML) 3 Page - National Semiconductor (TI)

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5.0V and 15.0V Electrical Characteristics (Continued)
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, V
+ = 5.0V and 15.0V, V− = 0V, V
CM = V
+/2. Boldface limits
apply at the temperature extremes.
Symbol
Parameter
Conditions
Typ
(Note 5)
LMC6772AI
LMC6772BI
Units
Limit
Limit
(Note 6)
(Note 6)
I
B
Input Current
V = 5V
0.04
pA
I
OS
Input Offset Current
V
+ = 5V
0.02
pA
CMRR
Common Mode
V
+ = 5V
75
dB
Rejection Ratio
V
+ = 15V
82
dB
PSRR
Power Supply Rejection Ratio
±2.5V < V
S < ±5V
80
dB
A
V
Voltage Gain
(By Design)
100
dB
V
CM
Input Common-Mode
V
+ = 5.0V
5.3
5.2
5.2
V
Voltage Range
CMRR > 55 dB
5.0
5.0
min
−0.3
−0.2
−0.2
V
0.0
0.0
max
V
+ = 15.0V
15.3
15.2
15.2
V
CMRR > 55 dB
15.0
15.0
min
−0.3
−0.2
−0.2
V
0.0
0.0
max
V
OL
Output Voltage Low
V
+ = 5V
0.2
0.4
0.4
V
I
LOAD = 5mA
0.55
0.55
max
V
+ = 15V
0.2
0.4
0.4
V
I
LOAD = 5mA
0.55
0.55
max
I
S
Supply Current
For Both Comparators
12
20
20
µA
(Output Low)
25
25
max
I
SC
Short Circuit Current
V
+ = 15V, Sinking, V
O = 12V
45
mA
(Note 7)
AC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, V
+ = 5V, V− = 0V, V
CM = VO = V
+/2. Boldface limits apply at
the temperature extreme.
Symbol
Parameter
Conditions
Typ
(Note 5)
LMC6772AI
LMC6772BI
Units
Limit
Limit
(Note 6)
(Note 6)
t
RISE
Rise Time
f = 10 kHz, C
L = 50 pF,
0.3
µs
Overdrive = 10 mV (Note 9)
t
FALL
Fall Time
f = 10 kHz, C
L = 50 pF,
0.3
µs
Overdrive = 10 mV (Note 9)
t
PHL
Propagation Delay
f = 10 kHz,
10 mV
10
µs
(High to Low)
C
L = 50 pF
100 mV
4
µs
(Note 9)
V
+ = 2.7V,
10 mV
10
µs
f = 10 kHz,
C
L = 50 pF
100 mV
4
µs
(Note 9)
www.national.com
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