82592 Datasheet, PDF (5/24 Pages) Texas Instruments – Precision, CMOS Input, RRIO, Wide Supply Range Amplifiers

Symbol
Parameter
Conditions
e_n
Input Referred Voltage Noise Density f = 1 kHz
i_n
Input Referred Current Noise Density f = 100 kHz
Min
(Note 6)
Typ
(Note 5)
9
1
Max
(Note 6)
Units
nV/
fA/
±5V Electrical Characteristics (Note 4)
Unless otherwise specified, all limits are guaranteed for T_A = 25°C, V⁺ = 5V, V^− = −5V, V_CM = 0V, and R_L > 10 kΩ to 0V. Bold-
face limits apply at the temperature extremes.
Symbol
Parameter
Conditions
Min
Typ
Max Units
(Note 6) (Note 5) (Note 6)
V_OS
Input Offset Voltage
LMP7701
LMP7702/LMP7704
±37
±200
±500
±37
±220
μV
±520
TCV_OS
I_B
I_OS
CMRR
Input Offset Voltage Temperature Drift
Input Bias Current
Input Offset Current
Common Mode Rejection Ratio
(Note 7)
(Notes 7, 8)
−40°C ≤ T_A ≤ 85°C
(Notes 7, 8)
−40°C ≤ T_A ≤ 125°C
−5V ≤ V_CM ≤ 5V
LMP7701
−5V ≤ V_CM ≤ 5V
LMP7702/LMP7704
±1
±0.2
±0.2
±5
1
±50
1
±400
μV/°C
pA
40
fA
92
138
88
dB
90
138
86
PSRR Power Supply Rejection Ratio
2.7V ≤ V⁺ ≤ 12V, V_O = 0V
86
98
dB
82
CMVR Common Mode Voltage Range
CMRR ≥ 80 dB
CMRR ≥ 78 dB
−5.2
5.2
−5.2
5.2
V
A_VOL
Open Loop Voltage Gain
R_L = 2 kΩ (LMP7701)
V_O = −4.7V to 4.7V
100
121
98
R_L = 2 kΩ (LMP7702/LMP7704)
100
121
V_O = −4.7V to 4.7V
94
dB
R_L = 10 kΩ (LMP7701)
100
134
V_O = −4.8V to 4.8V
98
R_L = 10 kΩ (LMP7702/LMP7704)
100
134
V_O = −4.8V to 4.8V
97
5
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