lt1490ais8-trpbf Linear Technology Corporation, lt1490ais8-trpbf Datasheet - Page 8

• Manufacturer Part Number: lt1490ais8-trpbf
• Description: Dual/quad Over-the-top Micropower Rail-to-rail Input And Output Op Amps
• Manufacturer: Linear Technology Corporation

LT1490A/LT1491A
TYPICAL PERFOR A CE CHARACTERISTICS
8
–20
–30
–10
250
240
230
220
210
200
190
180
170
160
150
350
250
300
200
150
100
60
50
40
30
10
50
70
20
0
1
0
1
Gain Bandwidth Product and
Phase Margin vs Supply Voltage
Gain Bandwidth Product and
Phase Margin vs Load Resistance
Gain and Phase Shift
vs Frequency
R
f = 1kHz
PHASE MARGIN
L
= 10k
5
TOTAL SUPPLY VOLTAGE (V)
10
LOAD RESISTANCE (kΩ)
GAIN
15
10
FREQUENCY (kHz)
20
GAIN BANDWIDTH
10
PHASE MARGIN
PHASE
25
GAIN BANDWIDTH
100
30
V
A
R
f = 1kHz
S
V
F
= ± 2.5V
= –1
= R
V
35
W
S
G
= ±2.5V
= 100k
1490A G10
1490A G13
1490A G16
40
U
1000
100
45
100
60
50
40
30
20
10
80
60
20
80
60
40
20
0
–20
– 40
– 60
– 80
–100
70
50
40
30
130
120
110
100
120
100
260
240
220
200
180
160
140
120
100
90
80
70
60
50
40
80
60
40
20
0.1
–50
1
CMRR vs Frequency
Channel Separation vs Frequency
Gain Bandwidth Product
vs Temperature
f = 1kHz
–25
V
V
S
S
= ±1.5V
0
= ±1.5V
FREQUENCY (kHz)
TEMPERATURE (°C)
FREQUENCY (kHz)
1
V
S
10
25
= ±15V
50
V
10
S
= ±15V
75
V
S
= ±15V
100
1490A G17
100
1490A G14
1490A G11
100
125
0.12
0.10
0.08
0.06
0.04
–10
–20
100
10k
0.1
80
70
60
50
40
30
20
10
1k
10
0
1
–50
0.1
1
Slew Rate vs Temperature
PSRR vs Frequency
Output Impedance vs Frequency
V
V
S
S
= ±2.5V
= ± 2.5V
–25
NEGATIVE SUPPLY
A
A
A
V
V
V
= 100
= 10
= 1
0
TEMPERATURE (°C)
1
FREQUENCY (kHz)
FREQUENCY (kHz)
POSITIVE SUPPLY
25
10
RISING, V
RISING, V
FALLING, V
FALLING, V
50
10
sn1490, 14901afbs
75
S
S
S
S
= ±15V
= ±1.5V
= ±15V
= ±1.5V
100
100
1490A G15
1490A G18
1490A G12
100
125