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OPA1678 Datasheet(PDF) 9 Page - Texas Instruments

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Part # OPA1678
Description  Low-Distortion Audio Operational Amplifiers
Download  41 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

OPA1678 Datasheet(HTML) 9 Page - Texas Instruments

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background image
±40
±30
±20
±10
0
10
20
30
100k
1M
10M
100M
Frequency (Hz)
Gain = -1 V/V
Gain = 1 V/V
Gain = 10 V/V
C002
0
45
90
135
180
±20
0
20
40
60
80
100
120
140
10
100
1k
10k
100k
1M
10M
100M
Frequency (Hz)
Gain
Phase
C006
0.1
1
10
100
1000
10000
10
100
1k
10k
100k
1M
10M
100M 1000M
Source Resistance (O)
Resistor Noise Contribution
Voltage Noise Contribution
Current Noise Contribution
Total Noise
C001
0
2
4
6
8
10
12
14
16
18
20
10k
100k
1M
10M
Frequency (Hz)
VS = +/- 18 V
VS = +/- 5 V
VS = +/- 2.25 V
C015
1
10
100
1000
1
10
100
1k
10k
100k
Frequency (Hz)
C001
Time (1s/div)
C003
9
OPA1678, OPA1679
www.ti.com
SBOS855 – FEBRUARY 2017
Product Folder Links: OPA1678 OPA1679
Submit Documentation Feedback
Copyright © 2017, Texas Instruments Incorporated
6.7 Typical Characteristics
at TA = 25°C, VS = ±15 V, and RL = 2 kΩ, unless otherwise noted
Figure 1. Input Voltage Noise Density vs Frequency
Figure 2. 0.1-Hz to 10-Hz Noise
Figure 3. Voltage Noise vs Source Resistance
Figure 4. Maximum Output Voltage vs Frequency
CL = 10 pF
Figure 5. Open-Loop Gain and Phase vs Frequency
CL = 10 pF
Figure 6. Closed-Loop Gain vs Frequency


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