OPA350 Datasheet, PDF (8/40 Pages) Burr-Brown (TI) – High-Speed, Single-Supply, Rail-to-Rail OPERATIONAL AMPLIFIERS MicroAmplifier ™ Series

OPA350, OPA2350, OPA4350
SBOS099D – SEPTEMBER 2000 – REVISED DECEMBER 2015
6.7 Typical Characteristics
All specifications at T_A = 25°C, V_S = 5 V, and R_L = 1 kΩ connected to V_S/2, unless otherwise noted.
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160
0
140
120
−45
100
80
φ
−90
60
G
40
−135
20
0
−180
0.1 1 10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
100
90
PSRR
80
70
60
CMRR
50
(V_S = +5V
V_CM = −0.1V to 5.1V)
40
30
20
10
0
10
100
1k
10k 100k
1M
10M
Frequency (Hz)
Figure 1. Open-Loop Gain and Phase vs Frequency
100k
10k
10k
Current Noise
1k
1k
100
Voltage Noise
100
10
10
1
1
0.1
10
100
1k
10k 100k
1M
10M
Frequency (Hz)
Figure 2. Power Supply and Common-Mode Rejection Ratio
vs Frequency
140
130
120
110
100
90
80
70
Dual and quad devices.
60
10
100
1k
10k 100k
1M
10M
Frequency (Hz)
Figure 3. Input Voltage and Current Noise Spectral Density
vs Frequency
1
R_L = 600Ω
0.1 G = 100, 3VPP (VO = 1V to 4V)
0.01 G = 10, 3V_PP (V_O = 1V to 4V)
0.001
G = 1, 3V_PP (V_O = 1V to 4V)
Input goes through transition region
0.0001
G = 1, 2.5V_PP (V_O = 0.25V to 2.75V)
Input does NOT go through transition region
10
100
1k
10k
Frequency (Hz)
100k
Figure 4. Channel Separation vs Frequency
1
(−40dBc)
0.1
(−60dBc)
G=1
V_O = 2.5V_PP
R_L = 600Ω
0.01
(−80dBc)
0.001
(−100dBc) _{3rd−Harmonic}
2nd−Harmonic
0.0001
(−120dBc) _1k
10k
100k
1M
Frequency (Hz)
Figure 5. Total Harmonic Distortion + Noise vs Frequency
Figure 6. Harmonic Distortion + Noise vs Frequency
8
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