OPA1662
OPA1664
SBOS489 –DECEMBER 2011
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At TA = +25°C, VS = ±15 V, and RL = 2 kΩ, unless otherwise noted.
INTERMODULATION DISTORTION vs
OUTPUT AMPLITUDE
THD+N RATIO vs OUTPUT AMPLITUDE
0.01
0.01
0.001
DIM 30: 3 kHz − Square Wave, 15 kHz Sine Wave
CCIF Twin Tone: 19 kHz and 20 kHz
SMPTE / DIN: Two −Tone 4:1, 60 Hz and 7 KHz
f = 1 kHz
0.001
BW = 80 kHz
RS = 0 Ω
G = 10V/V, RL = 600Ω
G = 10V/V, RL = 2kΩ
G = +1V/V,RL = 600Ω
G = +1V/V,RL = 2kΩ
G = −1V/V,RL = 600Ω
G = −1V/V,RL = 2kΩ
0.0001
0.0001
0.00001
G=+1V/V
0.00001
1m
10m
100m
1
10 20
100m
1
10
20
Output Amplitude (Vrms)
Output Amplitude (Vrms)
G011
G012
Figure 13.
Figure 14.
CHANNEL SEPARATION vs FREQUENCY
CMRR AND PSRR vs FREQUENCY (Referred to Input)
−80
−100
−120
−140
−160
140
VOUT = 3 VRMS
Gain = +1 V/V
120
100
80
60
40
+PSRR
−PSRR
CMRR
20
0
100
1k
10k
100k
100
1k
10k
100k
1M
10M
100M
Frequency (Hz)
Frequency (Hz)
G013
G014
Figure 15.
Figure 16.
SMALL-SIGNAL STEP RESPONSE
SMALL-SIGNAL STEP RESPONSE
VIN
VOUT
VIN
VOUT
G = +1 V/V
CL = 10 pF
VS = ±1.5 V
G = +1 V/V
CL = 10 pF
Time (1 ms/div)
G015
Time (1 ms/div)
G040
Figure 17.
Figure 18.
8
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