Datasheet

LT1057/LT1058
4
10578fd
ELECTRICAL CHARACTERISTICS
(LT1057/LT1058 SW Package Only), V
S
= ±15V, T
A
= 25°C, V
CM
= 0V
unless otherwise noted.
The
l denotes the specifications which apply over the temperature range of 0°C ≤ T
A
≤ 70°C or –40°C ≤ T
A
≤ 85°C (LT1057IS8),
otherwise specifications are T
A
= 25°C. V
S
= ±15V, V
CM
= 0V, unless noted.
SYMBOL PARAMETER CONDITIONS
LT1057AC
LT1058AC
LT1057C
LT1058C
UNITSMIN TYP MAX MIN TYP MAX
V
OS
Input Offset Voltage LT1057
LT1057IS8
LT1057S8
LT1058
l
l
l
l
250
300
800
1200
330
500
400
400
1400
2300
1900
1800
μV
μV
μV
μV
Average Temperature
Coefficient of Input
(Offset Voltage)
LT1057 H/J8 Package
N8 Package
LT1057S8 (Note 5)
LT1057IS8 (Note 5)
LT1058 J Package (Note 5)
N Package (Note 5)
l
l
l
l
l
l
1.8
3
2.5
4
7
10
10
15
2.3
4
4
4.5
3
5
12
16
16
16
15
22
μV/°C
μV/°C
μV/°C
μV/°C
μV/°C
μV/°C
I
OS
lnput Offset Current Warmed Up, T
A
= 70°C
LT1057IS8
l
18 150 20
35
250
600
pA
I
B
Input Bias Current Warmed Up, T
A
= 70°C
LT1057IS8
l
±50 ±250 ±60
±100
±350
±900
pA
A
VOL
Large-Signal Voltage Gain V
O
= ±10V, R
L
= 2k
l
70 220 50 200 V/mV
CMRR Common Mode Rejection Ratio V
CM
= ±10.4V
l
85 98 80 96 dB
PSRR Power Supply Rejection Ratio V
S
= ±10V to ±18V
l
87 102 84 100 dB
V
OUT
Output Voltage Swing R
L
= 2k
l
±12 ±12.8 ±12 ±12.8 V
I
S
Supply Current Per Amplifier
T
A
= 70°C
l
14
2.8
1.5
3.2 mA
mA
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
i
n
Input Noise Current Density f
O
= 10Hz, 1kHz 1.8 fA/√Hz
A
VOL
Large-Signal Voltage Gain V
O
= ±10V R
L
= 2k
R
L
= 1k
100
50
300
220
V/mV
Input Voltage Range ±10.5 14.3
–11.5
V
CMRR Common Mode Rejection Ratio V
CM
= ±15V LT1057
LT1058
82
80
98
98
dB
PSRR Power Supply Rejection Ratio V
S
= ±10V to ±18V 86 102 dB
V
OUT
Output Voltage Swing R
L
= 2k ±12 ±13 V
SR Slew Rate 8 13 V/µs
GBW Gain-Bandwidth Product f = 1MHz (Note 6) 3 5 MHz
I
S
Supply Current Per Amplifier 1.7 2.8 mA
Channel Separation DC to 5kHz, V
IN
= ±10V 130 dB