ISL28290 Intersil Corporation, ISL28290 Datasheet - Page 7

• Manufacturer Part Number: ISL28290
• Description: Single And Dual Single Supply Ultra-low Noise, Ultra-low Distortion, Rail-to-rail Output, Op Amp
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 15. INPUT REFERRED NOISE CURRENT vs
0.0001
0.001
0.01
1000
0.1
-0.02
-0.04
-0.06
-0.08
10
100
0.08
0.06
0.04
0.02
FIGURE 17. SMALL SIGNAL STEP RESPONSE
10
1
1
0
0
0.1
0
FIGURE 13. THD+N @ 1kHz vs V
FREQUENCY
0.5
20
1
40
1.0
60
FREQUENCY (Hz)
10
1.5
V+ = ±2.5V
A
R
V
V
OUT
L
80
V+ = 5V
R
R
FREQUENCY= 1kHz
400Hz TO 22kHz FILTER
= +1
= 10kΩ
7
TIME (ns)
V
L
F
OUT
= 100mV
100
= 10k
= 0, AV = 1
100 120 140 160 180 200
2.0
(V
P-P
V
2.5
IN
P-P
1k
)
(Continued)
OUT
3.0
V
10k
OUT
3.5
ISL28190, ISL28290
100k
4.0
FIGURE 14. INPUT REFERRED NOISE VOLTAGE vs
FIGURE 18. LARGE SIGNAL (1V) STEP RESPONSE
-0.2
-0.4
-0.6
-0.8
0.8
0.6
0.4
0.2
5
4
3
2
1
0
0.1
0
10
-1
1
0
0.1
ENABLE
FIGURE 16. ENABLE/DISABLE TIMING
FREQUENCY
100
1
0
200
EN INPUT
DISABLE
OUTPUT
V+ =
A
R
R
V
FREQUENCY (Hz)
300
10
V
OUT
F
L
TIME (ns)
TIME (µs)
= +2
= 10kΩ
1
= R
±
V
= 1V
2.5V
V
G
OUT
400
IN
= 499Ω
100
P-P
500
2
ENABLE
1k
600
V+ = 5V
A
R
C
V
V
L
L
IN
= +1
= 10kΩ
= 10pF
= 1VDC
3
10k
September 19, 2007
700
800
100k
4