Datasheet

7
LT1492/LT1493
TYPICAL PERFORMANCE CHARACTERISTICS
UW
INPUT OFFSET VOLTAGE (µV)
–200
PERCENT OF UNITS (%)
20
30
200
1492/93 G01
10
0
–100
0
100
–150
–50
50
150
40
15
25
5
35
V
S
= 5V, 0V
LT1492 N8, S8 PACKAGES
LT1493 S16 PACKAGE
INPUT OFFSET VOLTAGE (µV)
–400
PERCENT OF UNITS (%)
20
30
400
1492/93 G03
10
0
–200
0
200
–300
–100
100
300
40
15
25
5
35
V
S
= ±15V
LT1492 N8,
S8 PACKAGES
LT1493 
S16 PACKAGE
OFFSET VOLTAGE DRIFT WITH TEMPERATURE (µV/°C)
–2.5
PERCENT OF UNITS (%)
30
40
50
1.5
1492/93 G02
20
10
0
–1.5
–0.5
0.5
–2 2
–1
0
1
2.5
V
S
= 5V, 0V
LT1492 N8, S8 PACKAGES
LT1493 S16 PACKAGE
Distribution of Offset Voltage Drift
with TemperatureDistribution of Input Offset Voltage Distribution of Input Offset Voltage
Voltage Gain, Phase vs Frequency Slew Rate vs Temperature
FREQUENCY (Hz)
1k
20
VOLTAGE GAIN (dB)
PHASE SHIFT (DEG)
30
40
50
60
10k 100k 1M 10M
1492/93 G04
10
–400
–10
–20
70
80
0
20
40
60
80
–20
–60
–80
100
120
PHASE
GAIN
V
S
= 5V
V
S
= ±2.5V
V
S
= ±15V
V
S
= ±15V
TEMPERATURE (°C)
–50
SLEW RATE (V/µs)
3
4
25 75
1492/93 G06
2
–25 0
50 100 125
1
A
V
= –2
R
L
= 10k
V
S
= ±15V
V
S
= 5V
TOTAL SUPPLY VOLTAGE (V)
1
20
PHASE MARGIN (DEG)
GAIN-BANDWIDTH
PRODUCT (MHz)
40
60
3.5
4.5
105403020
1492/93 G05
5.5
30
50
70
4.0
5.0
T
A
= –55°C
T
A
= 25°C
T
A
= 125°C
T
A
= 125°C
T
A
= 25°C

T
A
= –55°C
Gain-Bandwidth Product,
Phase Margin vs Supply Voltage
Slew Rate vs Supply Voltage
TOTAL SUPPLY VOLTAGE (V)
0
1
SLEW RATE (V/µs)
3
8
16
20 36
1492/93 G07
2
412
24
28
32
4
A
V
= –2
R
L
= 10k
T
A
= 125°C
T
A
= –55°C
T
A
= 25°C
Capacitive Load Handling
CAPACITIVE LOAD (pF)
10
40
OVERSHOOT (%)
60
80
100 1000 10000
1492/93 G08
20
30
50
70
10
0
V
S
= ±2.5V
A
V
= 1 A
V
= 5
A
V
= 10
Undistorted Output Swing
vs Frequency, V
S
= ±2.5V
FREQUENCY (Hz)
1k
2
OUTPUT SWING (V
P-P
)
3
4
10k 100k 1M
1492/93 G09
1
0
5
V
S
= ±2.5V
R
L
= 100k
DISTORTION ≤ 1%
A
V
= –1
A
V
= 1