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| LT1112 Datasheet, PDF (3/12 Pages) Linear Technology – Dual/Quad Low Power Precision, Picoamp Input Op Amps | |||
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LT1112/LT1114
ELECTRICAL CHARACTERISTICS VS = ±15V, VCM = 0V, TA = 25°C, unless otherwise noted.
SYMBOL PARAMETER
Input Noise Voltage Density
in
Input Noise Current
Input Noise Current Density
VCM
CMRR
PSRR
RIN
AVOL
Input Voltage Range
Common-Mode Rejection Ratio
Power Supply Rejection Ratio
Minimum Supply Voltage
Input Resistance
Differential Mode
Common Mode
Large-Signal Voltage Gain
VOUT
Output Voltage Swing
SR
Slew Rate
GBW
Gain-Bandwidth Product
IS
Supply Current per Amplifier
âVOS
âIB+
âCMRR
âPSRR
Channel Separation
Offset Voltage Match
Noninverting Bias Current Match
(Notes 5, 6)
Common-Mode Rejection Match
Power Supply Rejection Match
CONDITIONS (Note 2)
fO = 10Hz (Note 9)
fO = 1000Hz (Note 9)
0.1Hz to 10Hz
fO = 10Hz
fO = 1000Hz
VCM = ±13.5V
VS = ±1.0V to ±20V
(Note 4)
(Note 3)
VO = ±12V, RL = 10kâ¦
VO = ±10V, RL = 2kâ¦
RL = 10kâ¦
RL = 2kâ¦
fO = 10kHz
VS = ±1.0V
fO = 10Hz
(Note 5)
LT1114S
(Notes 5, 7)
(Notes 5, 7)
LT1112AM/AC
LT1114AM/AC
MIN TYP MAX
16 28
14 18
2.2
0.030
0.008
±13.5 ±14.3
120 136
116 126
±1.0
LT1112M/C/S8
LT1114M/C/S
MIN TYP MAX
16 28
14 18
2.2
0.030
0.008
±13.5 ±14.3
115 136
114 126
±1.0
20 50
800
15 40
700
1000 5000
800 1500
800 5000
600 1300
±13.0 ±14.0
±11.0 ±12.4
±13.0 ±14.0
±11.0 ±12.4
0.16 0.30
0.16 0.30
450 750
450 750
350 400
320 370
350 450
320 420
150
150
35 100
40 130
100 450
100 500
120 680
117 136
113 136
114 130
112 130
UNITS
nV/âHz
nV/âHz
pAP-P
pA/âHz
pA/âHz
V
dB
dB
V
Mâ¦
Gâ¦
V/mV
V/mV
V
V
V/µs
kHz
µA
µA
dB
µV
pA
pA
dB
dB
ELECTRICAL CHARACTERISTICS VS = ±15V, â55°C ⤠TA ⤠125°C, unless otherwise noted.
SYMBOL PARAMETER
VOS
Input Offset Voltage
âVOS
âTemp
IOS
IB
VCM
CMRR
PSRR
AVOL
Average Input Offset Voltage Drift
Input Offset Current
Input Bias Current
Input Voltage Range
Common-Mode Rejection Ratio
Power Supply Rejection Ratio
Large-Signal Voltage Gain
CONDITIONS (Note 2)
VS = ±1.2V
(Note 8)
VCM = ±13.5V
VS = ±1.2V to ±20V
VO = ±12V, RL = 10kâ¦
VO = ±10V, RL = 2kâ¦
LT1112AMJ8
LT1114AMJ
LT1112MJ8
LT1114MJ
MIN TYP MAX MIN TYP MAX
q
35 120
q
60 220
45 150
70 260
q
0.15 0.5
0.20 0.75
q
80 400
100 500
q
±150 ±600
±170 ±700
q ±13.5 ±14.1
±13.5 ±14.1
q 116 130
111 130
q 112 124
110 124
q 500 2500
q 200 600
400 2500
170 500
UNITS
µV
µV
µV/°C
pA
pA
V
dB
dB
V/mV
V/mV
3
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