Datasheet

5
LT1462/LT1463
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Voltage Noise vs Frequency
FREQUENCY (Hz)
1
30
100
1000
10
100
 LT1462 • TPC05
RMS VOLTAGE NOISE DENSITY (nV/√Hz)
0.1
1000
V
S
= ±15V
T
A
= 25°C
1/f CORNER = 5Hz
0.1Hz to 10Hz Noise
TIME (SEC)
0
NOISE VOLTAGE (2µV/DIV)
8
LT1462 • TPC06
2
4
6
10
FREQUENCY (Hz)
10
CHANNEL SEPARATION (dB)
160
140
120
100
80
60
100k
LT1462 • TPC09
100
1k
10k
1M
V
S
= ±15V
T
A
= 25°C
R
L
= 10k
Channel Separation vs Frequency
Slew Rate, Gain Bandwidth
Product vs Temperature
TEMPERATURE (°C)
–75
0.09
SLEW RATE (V/µs)
GAIN BANDWIDTH (kHz)
0.11
0.13
0.15
0.17
0
100
200
300
400
–50 –25 0 25
LT1462 • TPC08
50 75 100 125 150
V
S
= ±15V
SLEW RISE
SLEW FALL
GAIN BANDWIDTH
Input Bias and Offset Current vs
Temperature
Supply Current vs Temperature
Voltage Gain vs Temperature
AMBIENT TEMPERATURE (°C)
0
INPUT BIAS AND OFFSET CURRENT (pA)
100
LT1462 • TPC01
25
50
75
125
10000
1000
100
10
1
LT1462/LT1463
LT1462A
OFFSET CURRENT
BIAS CURRENT
V
S
= ±15V
V
CM
= 0V
TEMPERATURE (°C)
–75
SUPPLY CURRENT PER AMPLIFIER (µA)
40
50
60
0 50 125
LT1462 • TPC04
30
20
10
–50 –25
25
75 100
V
S
= ±15V
V
S
= ±5V
TEMPERATURE (°C)
–75
VOLTAGE GAIN (V/mV)
1000
900
800
700
600
500
400
300
200
100
0
–25
25
50
LT1463 • TPC07
–50 0
75
100
125
V
S
= ±15V
V
S
= ±5V
V
O
= ±10V, V
S
= ±15V
V
O
= ±2V, V
S
= ±5V
R
L
= 10k
COMMON MODE INPUT VOLTAGE (V)
–15
–5
INPUT BIAS CURRENT (pA)
0
5
10
15
20
–10
–5 0 5
LT1462 • TPC02
10 15
V
S
= ±15V
T
A
= 25°C
TEMPERATURE (°C)
–75
COMMON MODE RANGE (V)
16
15
14
13
12

–11
–12
–13
–14
–15
–25
25
50
LT1462 • TPC03
–50 0
75
100
125
V
S
= ±15V
Common Mode Range vs
Temperature
Input Bias Current Over the
Common Mode Range