TYPICAL CHARACTERISTICS
T
A
= +25°C, V
S
=
±15V,
unless otherwise noted.
TOTAL HARMONIC DISTORTION + NOISE
vs FREQUENCY
1
V
O
=
3.5Vrms
1kΩ
TOTAL HARMONIC DISTORTION + NOISE
vs OUTPUT VOLTAGE
0.1
See “Distortion Measurements”
for description of test method.
V
O
1kΩ
0.1
Measurement BW = 80kHz
See “Distortion Measure-
ments” for description of
test method.
THD + N (%)
THD + N (%)
0.01
f = 1kHz
Measurement BW = 80kHz
0.001
0.01
G = 100V/V
G = 10V/V
0.001
G = 1V/V
0.0001
20
100
1k
Frequency (Hz)
10k
20k
0.0001
0.1
1
10
100
Output Voltage (V
PP
)
OPEN-LOOP GAIN/PHASE vs FREQUENCY
120
100
80
60
40
G
20
0
–20
1
10
100
1k
10k
100k
1M
10M
Frequency (Hz)
–180
–135
φ
–90
0
INPUT VOLTAGE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
1k
1k
Phase Shift (Degrees)
100
Voltage Noise
100
10
10
1
1
10
Current Noise
100
1k
Frequency (Hz)
10k
100k
1
1M
INPUT BIAS AND INPUT OFFSET CURRENT
vs TEMPERATURE
100nA
10nA
INPUT BIAS AND INPUT OFFSET CURRENT
vs INPUT COMMON-MODE VOLTAGE
10nA
Input Offset Current (pA)
1nA
Input Bias Current (pA)
Input Bias Current (pA)
Input
Bias Current
1nA
100
1nA
Input
Bias Current
100
100
Input
Offset Current
10
100
Input
Offset Current
10
–15
10
10
1
1
–75
–50
–25
0
25
50
75
100
0.1
125
–10
–5
0
5
10
1
15
Ambient Temperature (°C)
Common-Mode Voltage (V)
4
OPA604
www.ti.com
SBOS019A
Input Offset Current (pA)
10nA
1nA
Current Noise (fA/ Hz)
–45
Voltage Noise (nV/ Hz)
Voltage Gain (dB)
TI [ TEXAS INSTRUMENTS ]
