ISL28291 Intersil Corporation, ISL28291 Datasheet - Page 6

• Manufacturer Part Number: ISL28291
• Description: Single And Dual Ultra-low Noise, Rail-to-rail, Op Amp
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 7. ENABLED OUTPUT IMPEDANCE vs FREQUENCY
FIGURE 11. CHANNEL TO CHANNEL CROSSTALK vs
-100
-110
-120
0.10
100
-30
-40
-50
-60
-70
-80
-90
10
-100
10k
1
-10
-20
-30
-40
-50
-60
-70
-80
-90
10k
10
0
1k
V+ = 5V, 3V
FIGURE 9. PSRR vs FREQUENCY
V+ = 5V
A
R
C
V
V
V
L
L
OUT
SOURCE
= +1
= 10kΩ
= 10pF
100k
= 100mV
10k
100k
PSRR+
V
= 0.1V
FREQUENCY
SOURCE
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
P-P
100k
1M
6
1M
= 1V
1M
10M
10M
(Continued)
PSRR+
PSRR-
10M
100M
V
P-P
= 1V
100M
ISL28191, ISL28291
100M
1G
0.0001
0.001
0.01
-10
-20
-30
-40
-50
-60
-70
-80
FIGURE 10. OFF ISOLATION vs FREQUENCY
0.1
-100
0
10k
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
10
0
FIGURE 12. THD+N vs FREQUENCY
1k
FIGURE 8. CMRR vs FREQUENCY
2k
100k
4k
10k
6k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
100k
V+ = 5V
R
R
V
400Hz TO 22kHz FILTER
1M
8k
OUT
L
F
= 0, AV = 1
= 10k
10k 12k 14k 16k 18k 20k
= 2V
V+ = 5V
A
R
C
V
1M
V
V
10M
P-P
V
OUT
L
L
V
P-P
P-P
P-P
= +1
= 10kΩ
= 10pF
= 100mV
= 100mV
= 1V
= 10mV
10M
V+ = 5V
A
R
C
V
L
L
100M
= +1
= 10kΩ
= 10pF
September 19, 2007
P-P
100M
1G
FN6156.4