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LMV921 Datasheet(PDF) 10 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LMV921
Description  1.8V RR I/O Op Amp
PDF  42 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LMV921 Datasheet(HTML) 10 Page - National Semiconductor (TI)

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2-4
2.0 DEVICE INFORMATION
2.7V DC Electrical Characteristics (Continued)
Unless otherwise specified, all limits guaranteed for T
J = 25˚C. V
+ = 2.7V, V − = 0V, V
CM =V
+/2, V
O =V
+/2 and
R
L > 1MΩ. Boldface limits apply at the temperature extremes.
Symbol
Parameter
Condition
Typ
(Note 5)
Limits
(Note 6)
Units
I
O
Output Short Circuit Current
Sourcing, V
O =0V
V
IN = 100mV
27
20
15
mA
min
Sinking, V
O = 2.7V
V
IN = −100mV
28
22
16
mA
min
2.7V AC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
J = 25˚C. V
+ = 2.7V, V − = 0V, V
CM = 1.0V, VO = 1.35V and
R
L > 1MΩ. Boldface limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Typ
(Note 5)
Units
SR
Slew Rate
(Note 7)
0.41
V/µs
GBW
Gain-Bandwidth Product
1
MHz
Φ
m
Phase Margin
65
Deg.
G
m
Gain Margin
10
dB
e
n
Input-Referred Voltage
Noise
f = 1 kHz, V
CM = 0.5V
45
i
n
Input-Referred Current
Noise
f = 1 kHz
0.1
THD
Total Harmonic Distortion
f = 1 kHz, A
V = +1
R
L = 600kΩ,VIN = 1VPP
0.077
%
5V DC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
J = 25˚C. V
+ = 5V, V − = 0V, V
CM =V
+/2, V
O =V
+/2 and
R
L > 1MΩ.Boldface limits apply at the temperature extremes.
Symbol
Parameter
Condition
Typ
(Note 5)
Limits
(Note 6)
Units
V
OS
Input Offset Voltage
−1.5
6
8
mV
max
TCV
OS
Input Offset Voltage Average
Drift
1
µV/˚C
I
B
Input Bias Current
12
35
50
nA
max
I
OS
Input Offset Current
2
25
40
nA
max
I
S
Supply Current
160
210
230
uA
max
CMRR
Common Mode Rejection Ratio
0V
≤ V
CM ≤ 3.8V
86
62
61
dB
min
−0.2V
≤ V
CM ≤ 0V
5.0V
≤ V
CM ≤ 5.2V
72
50
PSRR
Power Supply Rejection Ratio
1.8V
≤ V+ ≤ 5V
V
CM = 0.5V
78
67
62
dB
min
V
CM
Input Common-Mode Voltage
Range
For CMRR
≥ 50dB
-0.3
-0.2
0
V
min
5.350
5.2
5.0
V
max
A
V
Voltage Gain
R
L = 600Ω to 2.5V
V
O = 0.2V to 4.8V
104
86
82
dB
min
R
L =2kΩ to 2.5V
V
O = 0.2V to 4.8V
108
89
85
dB
min
www.national.com
4



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