参数资料
型号: LMV921_QUAL
厂商: National Semiconductor Corporation
英文描述: 1.8V RR I/O Op Amp
中文描述: 居民代表1.8V的输入/输出运算放大器
文件页数: 4/27页
文件大小: 736K
代理商: LMV921_QUAL
1.8V DC Electrical Characteristics
(Continued)
Unless otherwise specified, all limits guaranteed for T
= 25C. V
+
= 1.8V, V
= 0V, V
CM
= V
+
/2, V
O
= V
+
/2 and
R
L
1 M
.
Boldface
limits apply at the temperature extremes.
Symbol
Parameter
Condition
Typ
(Note 5)
1.7
Limits
(Note 6)
1.65
1.63
0.090
0.105
1.75
1.74
0.035
0.040
4
3.3
7
5
Units
V
O
Output Swing
R
L
= 600
to 0.9V
V
IN
=
±
100mV
V
min
V
max
V
min
V
max
mA
min
mA
min
0.075
R
L
= 2k
to 0.9V
V
IN
=
±
100mV
1.77
0.025
I
O
Output Short Circuit Current
Sourcing, V
O
= 0V
V
IN
= 100mV
Sinking, V
O
= 1.8V
V
IN
= 100mV
6
10
1.8V AC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
= 25C. V
+
= 1.8V, V
= 0V, V
CM
= V
+
/2, V
O
= V
+
/2 and
R
L
1 M
.
Boldface
limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Typ
(Note 5)
0.39
1
60
10
45
Units
SR
GBW
Φ
m
G
m
e
n
Slew Rate
Gain-Bandwidth Product
Phase Margin
Gain Margin
Input-Referred Voltage Noise
(Note 7)
V/μs
MHz
Deg.
dB
f = 1 kHz, V
CM
= 0.5V
i
n
Input-Referred Current Noise
f = 1 kHz
0.1
THD
Total Harmonic Distortion
f = 1kHz, A
V
= +1
R
L
= 600k
, V
IN
= 1 V
PP
(Note 8)
0.089
140
%
dB
Amp-to-Amp Isolation
2.7V DC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
= 25C. V
+
= 2.7V, V
= 0V, V
CM
= V
+
/2, V
O
= V
+
/2 and
R
L
1 M
.
Boldface
limits apply at the temperature extremes.
Symbol
Parameter
Condition
Typ
(Note 5)
1.6
Limits
(Note 6)
6
8
8
9.5
Units
V
OS
Input Offset Voltage
LMV921 (Single)
mV
max
mV
max
μV/C
LMV922 (Dual)
LMV924 (Quad)
1.6
TCV
OS
Input Offset Voltage Average
Drift
Input Bias Current
1
I
B
12
35
50
25
40
nA
max
nA
max
I
OS
Input Offset Current
2
L
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