TDF8554J NXP Semiconductors, TDF8554J Datasheet - Page 38

• Manufacturer Part Number: TDF8554J
• Description: The TDF8554J is one of a new generation of complementary quad Bridge-Tied Load(BTL) audio power amplifiers with full I²C-bus controlled diagnostics, multiple voltageregulator and two power switches intended for automotive applications
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDF8554J
Product data sheet
Fig 20. Location of ITU-R 2K filter
input
DIFFERENTIAL
SINGLE −
ENDED
TO
Fig 21. Plop noise test using ITU-R 2K filter
(1) 20 Hz.
(2) A-weighting.
(3) ITU-R arm.
(4) 20 kHz bandwidth limit.
BUTTERWORTH
LOW-PASS
5
th
FILTER
20 kHz
ORDER
All information provided in this document is subject to legal disclaimers.
output
(dB)
Rev. 1 — 31 August 2011
−10
−30
−50
−70
10
10
4 45 W power amplifier with multiple voltage regulator
ITU-R 2K
FILTER
(4)
(1)
(2)
(3)
10
2
0 dB at 2 kHz
10
3
maximum
6 dB at 6 kHz
DETECTOR
RECTIFIER
PEAK
10
4
001aam707
f (Hz)
10
5
+ 40 dB GAIN
OUTPUT
BUFFER
TDF8554J
© NXP B.V. 2011. All rights reserved.
001aam706
output
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