ISL28233_1012 Datasheet, PDF (8/25 Pages) Intersil Corporation – Dual and Quad Micropower Chopper Stabilized, RRIO Operational Amplifiers

ISL28233, ISL28433
Typical Performance Curves V+ = 5V, V- = 0V, V_CM = 2.5V, R_L = Open, T = +25°C, unless otherwise specified. (Continued)
40
PER AMPLIFIER
35
30
25
V_S = ±0.825V
20
V_S = ±2.5V
1000 _{VS = 5V}
800 ^RL ^{= 100k}
C_L = 3.7pF
600 Rg = 10, Rf = 100k
400 ^{AV = 10,000}
200
0
-200
-400
15
10
-50
-25
0
25
50
75
TEMPERATURE (°C)
100 125
-600
-800
-1000
0.1 10 20 30 40 50 60 70 80 90 100
TIME (s)
FIGURE 7. SUPPLY CURRENT vs TEMPERATURE
FIGURE 8. INPUT NOISE VOLTAGE 0.01Hz TO 10Hz
1000
V_S = 5V
A_V = 1
1.0
V_S = 5V
A_V = 1
100
0.1
10
0.001 0.01 0.1
1
10 100 1k 10k 100k
FREQUENCY (Hz)
FIGURE 9. INPUT NOISE VOLTAGE DENSITY vs FREQUENCY
0.01
0.001 0.01 0.1
1
10 100 1k 10k 100k
FREQUENCY (Hz)
FIGURE 10. INPUT NOISE CURRENT DENSITY vs FREQUENCY
200
150
PHASE
100
50
0
R_L = 10k
-50 ^CL ^{= 100pF}
SIMULATION
GAIN
-100
0.1m 1m 10m 100m 1 10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
FIGURE 11. FREQUENCY RESPONSE vs OPEN LOOP GAIN,
R_L = 10kΩ
200
150
PHASE
100
50
GAIN
0
R_L = 10M
-50 _{CL = 100pF}
SIMULATION
-100
0.1m 1m 10m 100m 1 10 100 1k 10k 100k 1M 10M
FREQUENCY (Hz)
FIGURE 12. FREQUENCY RESPONSE vs OPEN LOOP GAIN,
R_L = 10MΩ
8
FN7692.2
December 15, 2010