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LT1490CS8 View Datasheet(PDF) - Linear Technology

Part Name
Description
MFG CO.
LT1490CS8 Datasheet PDF : 12 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
TYPICAL PERFORMANCE CHARACTERISTICS
LT1490/LT1491
Undistorted Output Swing
vs Frequency
35
VS = ±15V
30
DISTORTION 1%
25
20
15
10
VS = ±2.5V
5
0
0.1
1
10
100
FREQUENCY (kHz)
1490/91 G19
Total Harmonic Distortion + Noise
vs Frequency
10
VS = 3V, 0V
VOUT = 2VP-P
VCM = 1.2V
1 RL = 50k
0.1
0.01
0.001
0.01
AV = –1
AV = 1
0.1
1
FREQUENCY (kHz)
Open-Loop Gain
10
1490/91 G22
VS = ±15V
RL = 2k RL = 10k
RL = 50k
Settling Time to 0.1%
vs Output Step
10
8 VS = ±15V
6
4
AV = –1
AV = 1
2
0
–2
–4
–6
AV = –1
–8
AV = 1
– 10
0 20 40 60 80 100 120 140 160
SETTLING TIME (µs)
1490/91 F20
Total Harmonic Distortion + Noise
vs Load Resistance
10
VS = 3V TOTAL
AV = 1
VIN = 2VP-P AT 1kHz
1
VS = ±1.5V
VIN = ±1V
0.1
VS = 3V, 0V
VIN = 0.5V TO 2.5V
0.01
0.001
0.1
VS = 3V, 0V
VIN = 0.2V TO 2.2V
1
10
100
LOAD RESISTANCE TO GROUND (k)
1490/91 G23
Large-Signal Response
Capacitive Load Handling,
Overshoot vs Capacitive Load
100
VS = 5V, 0V
90 ISOURCE = 170µA
80
70
60
50
AV = 10
40
AV = 1 AV = 2 AV = 5
30
20
10
0
10
100
1000
10000
CAPACITIVE LOAD (pF)
1490/91 G21
Total Harmonic Distortion + Noise
vs Output Voltage
10
RL = 10k
VCM = HALF SUPPLY
f = 1kHz
1
0.1
AV = –1
VS = ±1.5V
AV = 1
VS = ±1.5V
0.01
AV = 1
VS = 3V, 0V
AV = –1
VS = 3V, 0V
0.001
0
1
2
OUTPUT VOLTAGE (VP-P)
3
1490/91 G24
Small-Signal Response
– 10V
0V
10V
1490/91 G25
OUTPUT VOLTAGE (5V/DIV)
VS = ±15V
AV = –1
1490/91 G26
VS = ±15V
AV = 1
1490/91 G27
7

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