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