Datasheet

500
490
480
470
460
450
440
430
Quiescent Current (mA)
OTA B−Input Resistance (k
Ω
)
7 8 9 10 11 12 13
120
110
100
90
80
70
60
50
40
Quiescent Current (mA)
OTA C−Output Resistance (k
Ω
)
7 8 9 10 11 12 13
60
50
40
30
20
10
0
Quiescent Current (mA)
OTA E−Output Resistance (
Ω
)
7 8 9 10 11 12 13
100
10
1
Frequency (Hz)
100 1k 10k 100k 1M 10M
Input Voltage Noise Density (nV/
√
Hz)
Input Current Noise Density (pA/
√
Hz)
E−Input Current Noise (5.2pA/
√
Hz)
B−Input Voltage Noise (2.4nV/
√
Hz)
B−Input Current Noise (1.65pA/
√
Hz)
16
14
12
10
8
6
4
2
0
Quiescent Current Adjust Resistor (
Ω
)
0 200 400 600 800 1000 1200 1400 1600 1800 2000
Input Voltage Noise Density (nV/
√
Hz)
Input Current Noise Density (pA/
√
Hz)
E−Input Current Noise (pA/
√
Hz)
B−Input Voltage Noise (nV/
√
Hz)
B−Input Current Noise (pA/
√
Hz)
OPA860
SBOS331C – JUNE 2005 – REVISED AUGUST 2008 ....................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ± 5V (continued)
At T
A
= +25 ° C, I
Q
= 11.2mA, and R
L
= 500 Ω , unless otherwise noted.
B-INPUT RESISTANCE vs QUIESCENT CURRENT C-OUTPUT RESISTANCE vs QUIESCENT CURRENT
Figure 19. Figure 20.
E-OUTPUT RESISTANCE vs QUIESCENT CURRENT INPUT VOLTAGE AND CURRENT NOISE DENSITY
Figure 21. Figure 22.
1MHz OTA VOLTAGE AND CURRENT NOISE DENSITY
vs QUIESCENT CURRENT ADJUST RESISTOR
Figure 23.
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