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LM7121 bảng dữ liệu(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LM7121
Giải thích chi tiết về linh kiện  235 MHz Tiny Low Power Voltage Feedback Amplifier
PDF  19 Pages
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
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LM7121 bảng dữ liệu(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
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