Datasheet

8
LT1494/LT1495/LT1496
TYPICAL PERFORMANCE CHARACTERISTICS
U
W
Output Saturation Voltage
vs Load Current (Output Low)
LOAD CURRENT (µA)
0.1
10
SATURATION VOLTAGE (mV)
100
1000
101 1000100
1495 G04
V
S
= 5V, 0V
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
Input Bias Current
vs Common Mode Voltage
COMMON MODE VOLTAGE (V)
0
INPUT BIAS CURRENT (nA)
100
200
300
8
1495 G06
1.5
0.5
–0.5
2
4
6
1–1 9
3
5
7
10
V
S
= 5V, 0V
T
A
= 85°C
T
A
= 85°C
T
A
= 25°C
T
A
= –40°C
T
A
= –40°C
T
A
= 25°C
Output Saturation Voltage
vs Load Current (Output High)
LOAD CURRENT (µA)
0.1
10
SATURATION VOLTAGE (mV)
100
1000
101 1000100
1495 G05
V
S
= 5V, 0V
T
A
= 85°C
T
A
= –40°C
T
A
= 25°C
Noise Current Spectrum
FREQUENCY (Hz)
1
0
CURRENT NOISE (fA/√Hz)
20
40
60
80
10 100
1495 G09
100
V
S
= ±2.5V
0.1Hz to 10Hz
Output Voltage Noise
TIME (1s/DIV)
OUTPUT VOLTAGE (2µV/DIV)
1495 G07
V
S
= ±15V
V
CM
= 0V
Gain and Phase Shift
vs Frequency
FREQUENCY (kHz)
0.1
–30
VOLTAGE GAIN (dB)
PHASE SHIFT (DEG)
–20
–10
0
10
50
110
1495 G10
20
30
40
–40
–20
0
20
40
120
60
80
100
PHASE
GAIN
V
S
= ±2.5V
Noise Voltage Spectrum
FREQUENCY (Hz)
1
0
NOISE VOLTAGE (nV/√Hz)
50
100
150
200
300
10 100
1495 G08
250
V
S
= ±2.5V
Gain Bandwidth and Phase
Margin vs Supply Voltage
SUPPLY VOLTAGE (V)
0
2.0
2.5
3.0
15 25
1495 G11
1.5
1.0
510
20 30
0.5
0
FREQUENCY (kHz)
PHASE MARGIN (DEG)
3.5
40
50
60
30
20
10
0
70
PHASE MARGIN
GBW
CAPACITIVE LOAD (pF)
20
OVERSHOOT (%)
40
50
70
80
10 1000 10000 100000
1495 G12
0
100
60
30
10
V
S
= ±2.5V
A
V
= 1
A
V
= 5
A
V
= 10
Capacitive Load Handling