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LM7121IM 数据表(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
部件名 LM7121IM
功能描述  235 MHz Tiny Low Power Voltage Feedback Amplifier
PDF  19 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
标志 NSC - National Semiconductor (TI)

LM7121IM 数据表(HTML) 5 Page - National Semiconductor (TI)

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±5V AC Electrical Characteristics (Continued)
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, V
+ = 5V, V− = −5V, V
CM = VO = 0V and RL > 1MΩ. Bold-
face limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Typ
(Note 5)
LM7121I
Units
Limit
(Note 6)
φ
D
Differential Phase
A
V = +2, RL = 150Ω
0.65
Deg
e
n
Input-Referred
f = 10 kHz
17
Voltage Noise
i
n
Input-Referred
f = 10 kHz
2
Current Noise
T.H.D.
Total Harmonic Distortion
2 V
PP Output, RL = 150Ω,
0.1
%
A
V = +2, f = 1 MHz
2V
PP Output, RL = 150Ω,
0.6
A
V = +2, f = 5 MHz
+5V DC Electrical Characteristics
Unless otherwise specified, all limits guaranteed for T
J = 25˚C, V
+ = +5V, V− = 0V, V
CM = VO = V
+/2 and R
L > 1MΩ. Bold-
face limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Typ
(Note 5)
LM7121I
Units
Limit
(Note 6)
V
OS
Input Offset Voltage
2.4
mV
I
B
Input Bias Current
4
µA
I
OS
Input Offset Current
0.04
µA
R
IN
Input Resistance
Common Mode
2.6
M
Ω
Differential Mode
3.4
M
Ω
C
IN
Input Capacitance
Common Mode
2.3
pF
CMRR
Common Mode
2V
≤ V
CM ≤ 3V
65
dB
Rejection Ratio
+PSRR
Positive Power Supply
4.6V
≤ V+ ≤ 5V
85
dB
Rejection Ratio
−PSRR
Negative Power Supply
0V
≤ V− ≤ 0.4V
61
dB
Rejection Ratio
V
CM
Input Common-Mode
CMRR
≥ 45 dB
3.5
V
Voltage Range
min
1.5
V
max
A
V
Large Signal
R
L = 2kΩ to V
+/2
64
dB
Voltage Gain
V
O
Output Swing
R
L = 2kΩ to V
+/2, High
3.7
V
R
L = 2kΩ to V
+/2, Low
1.3
R
L = 150Ω to V
+/2, High
3.48
R
L = 150Ω to V
+/2, Low
1.59
I
SC
Output Short Circuit
Sourcing
33
mA
Current
Sinking
20
mA
I
S
Supply Current
4.8
mA
www.national.com
5



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