lm7121imx National Semiconductor Corporation, lm7121imx Datasheet - Page 4

• Manufacturer Part Number: lm7121imx
• Description: 235 Mhz Tiny Low Power Voltage Feedback Amplifier
• Manufacturer: National Semiconductor Corporation

www.national.com
SR
GBW
f (−3 dB)
t
t
A
C
CMRR
+PSRR
−PSRR
V
A
V
I
I
s
r
SC
S
m
, t
Unless otherwise specified, all limits guaranteed for T
face limits apply at the temperature extremes.
±
Unless otherwise specified, all limits guaranteed for T
face limits apply at the temperature extremes.
D
IN
CM
V
O
±
Symbol
Symbol
f
5V DC Electrical Characteristics
5V AC Electrical Characteristics
Input Capacitance
Common Mode
Rejection Ratio
Positive Power Supply
Rejection Ratio
Negative Power Supply
Rejection Ratio
Input Common Mode
Voltage Range
Large Signal
Voltage Gain
Output Swing
Output Short Circuit
Current
Supply Current
Slew Rate
(Note 8)
Unity Gain-Bandwidth
Phase Margin
Bandwidth
(Notes 9, 10)
Settling Time
Rise and Fall Time
(Note 10)
Differential Gain
Parameter
Parameter
Common Mode
−2V
3V
−5V
CMRR
R
R
R
Sourcing
Sinking
L
L
L
A
V
R
R
R
R
5 V
R
A
V
A
= 2 k , V
= 2 k
= 150
V
O
V
O
V
L
L
L
L
L
J
J
V
= 1 k
= 1 k
= 100 , A
= 100 , A
PP
= 500
= +2, R
= +2, R
= +2, R
= 6 V
= 0.4 V
= 25˚C, V
= 25˚C, V
V
V
+
CM
−
(Continued)
Step, to 0.1%,
Conditions
60 dB
5V
Conditions
PP
−3V
O
L
L
PP
L
2V
4
= 1 k ,
= 100 ,
= 150
= 3 V
V
V
+
+
= 5V, V
= +1
= +2
= 5V, V
PP
−
−
= −5V, V
= −5V, V
(Note 5)
CM
CM
−3.62
3.62
−2.8
Typ
(Note 5)
2.3
3.1
5.1
75
89
78
−3
66
53
29
3
Typ
520
105
160
= V
5.8
0.3
= V
74
50
65
O
O
= 0V and R
= 0V and R
LM7121I
LM7121I
(Note 6)
(Note 6)
−2.70
−2.15
−2.00
Limit
Limit
−2.5
2.75
−3.0
2.5
3.0
2.5
2.3
6.4
7.2
65
60
65
60
65
60
60
58
38
33
21
19
L
L
>
>
1 M . Bold-
1 M . Bold-
Units
MHz
MHz
Units
V/µs
Deg
max
max
max
max
min
min
min
min
min
min
min
min
min
ns
ns
mA
mA
mA
%
pF
dB
dB
dB
dB
V
V
V
V
V
V