LT1469
TYPICAL APPLICATIONS
Ultralow Distortion Balanced Audio Line Driver
INPUT
ZIN = 10kΩ
VS = ±15V
GAIN = 6dB
+
1/2 LT1364
10k
–
2.1k
22pF
+
1/2 LT1469
10k
–
1k
22pF
+
1/2 LT1469
20k
–
22.1k
22pF
+
1/2 LT1364
20k
–
24.3k
22pF
33.2Ω
30.1Ω
820pF
30.1Ω
820pF
33.2Ω
50 FEET SHIELDED
TWISTED PAIR CABLE
600Ω
THD + N
MEASURED HERE
PARALLEL COMPOSITE TOPOLOGY:
LT1364 PROVIDES OUTPUT CURRENT;
LT1469 PRESERVES LINEARITY
TOTAL HARMONIC DISTORTION + NOISE
0.00025%
0.0008%
0.0006%
*1dBu = 1 milliwatt into 600Ω
VOUT
10VRMS
10VRMS
26dBu
FREQUENCY
1kHz
20Hz TO 20kHz
1kHz
MEASUREMENT BANDWIDTH
22kHz
80kHz
22kHz
1469 TA02
1469fb
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