ISL28108_1111 Datasheet, PDF (17/32 Pages) Intersil Corporation – 40V Precision Single Supply Rail-Rail Output Low Power Operational Amplifiers

ISL28108, ISL28208, ISL28408
Typical Performance Curves
V_S = ±15V, V_CM = 0V, R_L = Open, unless otherwise specified. (Continued)
100
100
100
100
V_S = ±18V
V_S = ±5V
10
10
10
10
INPUT NOISE VOLTAGE
INPUT NOISE VOLTAGE
1
1
1
INPUT NOISE CURRENT
1
INPUT NOISE CURRENT
0.1
0.1
0.1
0.1
0.01
0.01
0.1
1
10
100
1k
10k
100k
FREQUENCY (Hz)
FIGURE 51. INPUT NOISE VOLTAGE (en) AND CURRENT (in) vs
FREQUENCY, V_S = ±18V
0.01
0.1
1
0.01
10
100
1k
10k
100k
FREQUENCY (Hz)
FIGURE 52. INPUT NOISE VOLTAGE (en) AND CURRENT (in) vs
FREQUENCY, V_S = ±5V
1000
800
600
V_S = ±18V
A_V = 10k
400
200
0
-200
-400
-600
-800
-1000
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
FIGURE 53. INPUT NOISE VOLTAGE 0.1Hz TO 10Hz, V_S = ±18V
1000
800
600
V_S = ±5V
A_V = 10k
400
200
0
-200
-400
-600
-800
-1000
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
FIGURE 54. INPUT NOISE VOLTAGE 0.1Hz TO 10Hz, V_S = ±5V
160
V_S = ±15V
140
C_L = 4pF
V_TX = 1V_P-P
120
100
R_L__TRANSMIT = ∞
80
R_L__RECEIVE = 10k
60
40
20
010
R_L__TRANSMIT = 2k
R_L__RECEIVE = 10k
100
1k
10k
100k
1M
FREQUENCY (Hz)
10M
FIGURE 55. ISL28208 CHANNEL SEPARATION vs FREQUENCY, V_S =
±5V, ±15V
200
INPUT
160
20
V_S = ±15V
A_V = 100
R_L = 10k
16
V_IN = 100mV_P-P
OVERDRIVE = 1V
120
OUTPUT
12
80
8
40
4
0
0
0 20 40 60 80 100 120 140 160 180 200
TIME (µs)
FIGURE 56. POSITIVE OUTPUT OVERLOAD RESPONSE TIME,
V_S = ±15V
17
FN6935.3
November 1, 2011