ISL28133 Datasheet, PDF (8/20 Pages) Intersil Corporation – Single, Dual, and Quad Micropower, Zero-Drift, RRIO Operational Amplifiers

ISL28133
Typical Performance Curves V+ = 5V, V- = 0V, V_CM = 2.5V, R_L = Open. (Continued)
2
1
0
-1
R_L = 1k
-2
R_L = 10k
-3
R_L = 49.9k
RL = 100k ^{RL = OPEN}
2
1
0
-1 ^{RL = 1k}
-2
RL = 10k
-3
RL = 49.9k
R_L = OPEN
R_L = 100k
-4
-5 ^{V+ = 1.6V}
-6
C_L = 3.7pF
AV = +1
-7 _{VOUT = 10mVP-P}
-8
100
1k
10k
100k
1M
10M
-4
-5 ^{V+ = 5V}
-6
C_L = 3.7pF
AV = +1
-7 _{VOUT = 10mVP-P}
-8
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FREQUENCY (Hz)
FIGURE 15. GAIN vs FREQUENCY vs R_L, V_S = 1.6V
FIGURE 16. GAIN vs FREQUENCY vs R_L, V_S = 5V
10
9
8
Rf = Rg = 1k
7
Rf = Rg = 100k
6
Rf = Rg = 10k
5
4 V+ = 5V
3 ^{RL = 100k}
C_L = 3.7pF
2 _{AV = +2}
1 V_OUT = 10mV_P-P
0
100
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 17. GAIN vs FREQUENCY vs FEEDBACK
RESISTOR VALUES R_f/R_g
1
0
-1
V_OUT = 10mV
-2
V_OUT = 1V
-3
V_OUT = 500mV
-4
V_OUT = 250mV
-5
V_OUT = 100mV
-6 V+ = 5V
-7 ^{RL = OPEN}
-8
C_L = 3.7pF
AV = +1
-9
100
1k
10k
100k
1M
FREQUENCY (Hz)
10M
FIGURE 18. GAIN vs FREQUENCY vs V_OUT, R_L = OPEN
70
AV = 1000
60
Rg = 100, Rf = 100k
50
AV = 100
40
30
AV = 10
20
Rg = 1k, Rf = 100k
V+ = 5V
C_L = 3.7pF
R_L = 100k
V_OUT = 10mV_P-P
10
Rg = 10k, Rf = 100k
AV = 1
0
-10
10
Rg = OPEN, Rf = 0
100
1k
10k 100k 1M
FREQUENCY (Hz)
10M
FIGURE 19. FREQUENCY RESPONSE vs CLOSED LOOP
GAIN
1
0
-1
-2
V+ = 1.2V
-3
V+ = 1.6V
-4
V+ = 3.0V
-5
V+ = 5.5V
-6 ^{RL = 100k}
-7
C_L = 3.7pF
AV = +1
-8 _{VOUT = 10mVP-P}
-9
100
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 20. GAIN vs FREQUENCY vs SUPPLY
VOLTAGE
10M
8
FN6560.3
August 12, 2010