ISL28233 INTERSIL [Intersil Corporation], ISL28233 Datasheet - Page 15

• Manufacturer Part Number: ISL28233
• Description: Single, Dual, and Quad Micropower, Zero-Drift, RRIO Operational Amplifiers
• Manufacturer: INTERSIL [Intersil Corporation]

Characterization vs Simulation Results
FIGURE 37. CHARACTERIZED INPUT NOISE VOLTAGE
FIGURE 39. CHARACTERIZED FREQUENCY RESPONSE
FIGURE 41. CHARACTERIZED GAIN vs FREQUENCY vs
1000
-10
-10
100
70
60
50
40
30
20
10
-2
-4
-6
-8
10
8
6
4
2
0
0
100
0.001 0.01
10
A
A
A
A
V+ = 5V
RL = 100k
AV = +1
VOUT = 10mVP-P
V
V
V
V
V+ = 5V
AV = 1
= 1000
= 100
= 10
= 1
DENSITY vs FREQUENCY
vs CLOSED LOOP GAIN
C
100
L
R
1k
g
= 10k, R
R
0.1
g
CL = 824pF
CL = 824pF
CL = 474pF
CL = 224pF
= OPEN, R
1k
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
CL = 104pF
CL = 51pF
f
1
CL = 3.7pF
R
= 100k
15
g
= 100, R
10k
R
10
f
g
= 0
= 1k, R
100k
100
100k
V
C
R
V
f
+
L
OUT
= 100k
L
f
= 3.7pF
= 100k
= 5V
= 100k
= 10mV
1k
1M
1M
10k
P-P
10M
10M
100k
ISL28133
FIGURE 38. SIMULATED INPUT NOISE VOLTAGE
FIGURE 40. SIMULATED FREQUENCY RESPONSE vs
FIGURE 42. SIMULATED GAIN vs FREQUENCY vs C
1000
-10
70
60
50
40
30
20
10
100
-10
0
10
-2
-4
-6
-8
10
8
6
4
2
0
100
AV = 100
AV = 1000
0.1
AV = 1
AV = 10
V
A
+
V
DENSITY vs FREQUENCY
CLOSED LOOP GAIN
= 1
= 5V
100
1
1k
CL = 824pF
CL = 224pF
CL = 224pF
CL = 474pF
1k
10
FREQUENCY (Hz)
FREQUENCY (Hz)
Rg = 10M Rf = 1
FREQUENCY (Hz)
10k
CL = 3.7pF
Rg = 100, Rf = 100k
100
10k
100k
Rg = 10k, Rf = 100k
Rg = 1k, Rf = 100k
100k
1k
1M
10k
August 12, 2010
1M
FN6560.3
10M
100k
10M
L