ISL28110_11 Datasheet, PDF (11/25 Pages) Intersil Corporation – Precision Low Noise JFET Operational Amplifiers

ISL28110, ISL28210
Typical Performance Curves
V_S = ±15V, V_CM = 0V, R_L = Open, T = +25°C, unless otherwise specified. (Continued)
1
V_S = ±15V
C_L = 4pF
R_L = 600
0.1 ^{f = 1kHz}
A_V = 1
1
V_S = ±15V
C_L= 4pF
R_L= 2k
0.1 ^{f = 1kHz}
C-WEIGHTED
0.01 ^{22Hz to 22kHz}
C-WEIGHTED
22Hz to 22kHz
0.01
A_V = 1
0.001
+25°C
+125°C
0.0001
0
-40°C
5
10
15
20
25
30
V_OUT (V_P-P)
FIGURE 21. THD+N vs OUTPUT VOLTAGE (V_OUT) vs TEMPERATURE,
A_V = 1 f = 1kHz, R_L = 600Ω
0.001
+25°C
+125°C
0.0001
0
-40°C
5
10
15
20
25
30
V_OUT (V_P-P)
FIGURE 22. THD+N vs OUTPUT VOLTAGE (V_OUT) vs TEMPERATURE,
A_V = 1 f =1kHz, R_L = 2kΩ
0
V_S = ±15V
-20 ^{CL = 4pF}
V_CM = 1V_P-P
-40
R_L-_TRANSMIT = 2k
R_L__RECEIVE = 10k
-60
-80
-100
R_L-_TRANSMIT = ∞
R_L__RECEIVE = ∞
-120
-140
1
10 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
FIGURE 23. CROSSTALK vs FREQUENCY
60
V_S = ±15V
50 ^{VOUT = 100mVP-P}
40
30
20 ^{AV = 1}
A_V = -1
A_V = 10
10
0
0.001
0.01
0.1
1
10
100
LOAD CAPACITANCE (nF)
FIGURE 24. SMALL SIGNAL OVERSHOOT vs LOAD CAPACITANCE (C_L)
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60 ^VS ^{= ±15V}
-80 ^RL^=1MΩ
-100
0.1 1 10
PHASE
GAIN
100 1k 10k 100k 1M 10M 100M 1G
FREQUENCY (Hz)
FIGURE 25. OPEN LOOP GAIN-PHASE vs FREQUENCY
11
70
A_CL = 1000
60
R_F = 100kΩ, R_G = 100Ω
50
R_F = 100kΩ, R_G = 1kΩ
A_CL = 100
40
30
A_CL = 10
20
V_S = ±5V & ±15V
C_L = 4pF
R_L = OPEN
V_OUT = 100mV_P-P
R_F = 100kΩ, R_G = 10kΩ
10
A_CL = 1
0
-10
1k
R_F = 0, R_G = ∞
10k
100k
1M
10M
100M
FREQUENCY (Hz)
FIGURE 26. CLOSED LOOP GAIN vs FREQUENCY
FN6639.2
September 14, 2011