ISL28533 Datasheet, PDF (24/30 Pages) Intersil Corporation – 5V, Rail-Rail I/O, Zero-Drift, Programmable Gain Instrumentation Amplifiers

ISL28533, ISL28534, ISL28535, ISL28633, ISL28634, ISL28635
Typical Operational Amplifier Performance Curves T_A = +25°C, V_CM = Mid Supply, unless
otherwise specified. (Continued)
100k
10k
V_s = ±2.5V
A_V = 100
1000
100
10
1
1
10
100
1000
10k
FREQUENCY (Hz)
FIGURE 67. OP AMP VOLTAGE NOISE SPECTRAL DENSITY vs
FREQUENCY
100k
0.5
0.4
V_s = ±2.5V
A_V = 100
0.3
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
FIGURE 68. OP AMP 0.1Hz TO 10Hz PEAK-TO-PEAK VOLTAGE NOISE
200
180
GAIN
160
140
PHASE
120
100
80
60
40 _{Vs = 5V}
20 _{CL = 50pF}
0 ^SIMULATION
-20
0.001 0.01 0.1 1
10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
FIGURE 69. OP AMP OPEN-LOOP GAIN AND PHASE vs FREQUENCY
0.15
0.10
V_s = ±2.5V_DC
A_V = 1
0.05
0
-0.05
-0.10
0pF
100pF
300pF
500pF
800pF
1000pF
-0.15
-10
0
10
20
30
40
50
TIME (µs)
FIGURE 70. OP AMP CAPACITIVE LOAD OVERSHOOT
24
FN8364.0
September 24, 2013