Datasheet
5
LT1677
1677fa
ELECTRICAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS (Note 6) MIN TYP MAX UNITS
V
OS
Input Offset Voltage 20 60 µV
0°C ≤ T
A
≤ 70°C ● 30 120 µV
–40°C ≤ T
A
≤ 85°C ● 45 180 µV
V
CM
= 15.1V 150 400 µV
V
CM
= 14.8V, 0°C ≤ T
A
≤ 70°C ● 180 550 µV
V
CM
= 14.7V, –40°C ≤ T
A
≤ 85°C ● 200 650 µV
V
CM
= –15.1V 1.5 5.0 mV
V
CM
= –15V, 0°C ≤ T
A
≤ 70°C ● 1.8 6.0 mV
V
CM
= –15V, –40°C ≤ T
A
≤ 85°C ● 2.0 6.5 mV
∆V
OS
Average Input Offset Drift (Note 10) SO-8 ● 0.40 2.0 µV/°C
∆Temp
N8
● 0.20 1.5 µV/°C
∆V
OS
Long Term Input Voltage Stability 0.3 µV/Mo
∆Time
I
B
Input Bias Current ±2 ±20 nA
0°C ≤ T
A
≤ 70°C ● ±3 ±35 nA
–40°C ≤ T
A
≤ 85°C ● ±7 ±50 nA
V
CM
= 15.1V 0.19 0.40 µA
V
CM
= 14.8V, 0°C ≤ T
A
≤ 70°C ● 0.20 0.60 µA
V
CM
= 14.7V, –40°C ≤ T
A
≤ 85°C ● 0.25 0.75 µA
V
CM
= –15.1V –1.2 – 0.42 µA
V
CM
= –15V, 0°C ≤ T
A
≤ 70°C ● –2.0 –0.46 µA
V
CM
= –15V, –40°C ≤ T
A
≤ 85°C ● –2.3 – 0.48 µA
I
OS
Input Offset Current 315 nA
0°C ≤ T
A
≤ 70°C ● 520 nA
–40°C ≤ T
A
≤ 85°C ● 840 nA
V
CM
= 15.1V 5 25 nA
V
CM
= 14.8V, 0°C ≤ T
A
≤ 70°C ● 835 nA
V
CM
= 14.7V, –40°C ≤ T
A
≤ 85°C ● 12 60 nA
V
CM
= –15.1V 20 105 nA
V
CM
= –15V, 0°C ≤ T
A
≤ 70°C ● 25 160 nA
V
CM
= –15V, –40°C ≤ T
A
≤ 85°C ● 30 170 nA
e
n
Input Noise Voltage 0.1Hz to 10Hz (Note 7) 90 nV
P-P
V
CM
= 15V 180 nV
P-P
V
CM
= –15V 600 nV
P-P
Input Noise Voltage Density f
O
= 10Hz 5.2 nV/√Hz
V
CM
= 15V, f
O
= 10Hz 7 nV/√Hz
V
CM
= –15V, f
O
= 10Hz 25 nV/√Hz
f
O
= 1kHz 3.2 4.5 nV/√Hz
V
CM
= 15V, f
O
= 1kHz 5.3 nV/√Hz
V
CM
= –15V, f
O
= 1kHz 17 nV/√Hz
i
n
Input Noise Current Density f
O
= 10Hz 1.2 pA/√Hz
f
O
= 1kHz 0.3 pA/√Hz
V
CM
Input Voltage Range – 15.1 15.1 V
0°C ≤ T
A
≤ 70°C ● – 15.0 14.8 V
–40°C ≤ T
A
≤ 85°C ● – 15.0 14.7 V
R
IN
Input Resistance Common Mode 2 GΩ
C
IN
Input Capacitance 4.2 pF
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
S
= ±15V, V
CM
= V
O
= 0V unless otherwise noted.
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