ISL28617 Datasheet, PDF (9/18 Pages) Intersil Corporation – 40V Precision Instrumentation Amplifier with Differential ADC Driver

ISL28617
Typical Performance Curves V_CC = V_CO = 15V, V_EE = V_EO = -15V, V_CM = 0V, R_L = Open, unless otherwise specified.
3
80
60 ^{AV = 1000}
R_IN = 30.1, R_FB = 30.1k
R_IN = 301
40 ^{AV = 100}
R_FB = 30.1k
2
20 ^{AV = 10}
R_IN = 3.01k, R_FB = 30.1k
A_V = 1
0
R_IN = 30.1k, R_FB = 30.1k
1
0
10
20
30
40
50
A_V = 0.1
-20
-40
10
100
R_IN = 301k, R_FB = 30.1k
1k
10k 100k 1M
10M 100M
SUPPLY VOLTAGE (V_CO - V_EO)
FIGURE 15. I_CO vs SUPPLY VOLTAGE (V_CO - V_EO)
FREQUENCY (Hz)
FIGURE 16. CLOSED LOOP GAIN (R_FB = 30.1k) vs FREQUENCY)
80
60 ^{AV = 1000}
40 ^{AV = 100}
20 ^{AV = 10}
A_V = 1
0
A_V = 0.1
-20
-40
10
100
R_IN = 121, R_FB = 121k
R_IN = 12.1k, R_FB = 121k
R_IN = 1.21k
R_FB = 121k
R_IN = 121k, R_FB = 121k
R_IN = 1.21M, R_FB = 121k
1k
10k 100k 1M 10M
FREQUENCY (Hz)
100M
FIGURE 17. CLOSED LOOP GAIN (R_FB= 121k) vs FREQUENCY
160
140
120
100
80
A_V = 1000
60 _{AV = 100}
40 ^AV ^{= 10}
20 ^{AV = 1}
A_V = 0.1
0
1
10
100
1k
10k
FREQUENCY (Hz)
100k 1M
FIGURE 18. POSITIVE PSRR V_EE & V_CC (R_F = 30.1k)
160
140
120
100
80
A_V = 1000
60 A_V = 100
40 ^{AV = 10}
20 ^{AV = 1}
A_V = 0.1
0
1
10
100
1k
10k
FREQUENCY (Hz)
100k 1M
FIGURE 19. NEGATIVE PSRR V_EE & V_CC (R_F = 30.1k)
160
140
120
100
80
A_V = 1000
60
A_V = 100
40 _{AV = 10}
20 ^AV ^{= 1}
0 ^{AV = 0.1}
1
10
100
1k
10k
FREQUENCY (Hz)
100k 1M
FIGURE 20. POSITIVE PSRR V_EE & V_CC (R_F = 121k)
9
FN6562.0
May 25, 2012