IC DGTL AUDIO PWM PROC 64-TQFP

TAS5508APAG

Manufacturer Part NumberTAS5508APAG
DescriptionIC DGTL AUDIO PWM PROC 64-TQFP
ManufacturerTexas Instruments
TypePWM Processor
TAS5508APAG datasheet
 


Specifications of TAS5508APAG

ApplicationsDVDMounting TypeSurface Mount
Package / Case64-TQFP, 64-VQFPFor Use WithTAS5342DDV6EVM - TAS5342DDV6EVMTAS5508-5142K7EVM - EVAL MODULE FOR TAS5508B/TAS5142TAS5508-5122C6EVM - EVAL MODULE FOR TAS5508B/TAS5122TAS5508-5121K8EVM - EVAL MODULE FOR TAS5508B/TAS5121
Lead Free Status / RoHS StatusLead free / RoHS CompliantOther names296-17475
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Table 2-2. TAS5508A Audio-Processing Feature Sets
32 kHz–96 kHz
FEATURE
8-CHANNEL FEATURE SET
Signal-processing channels
Pass-through channels
Master volume
1 for 8 channels
Individual channel volume
controls
Four bass and treble tone controls
with 18-dB range, programmable
corner frequencies, and second-
Bass and treble tone
order slopes
controls
L, R, and C (Ch1, 2, and 7)
LS, RS (Ch3 and 4)
LBS, RBS (Ch5 and 6)
Sub (Ch8)
Biquads
Dynamic range
DRC1 for seven satellites and
compressors
DRC2 for sub
Each of the eight signal-processing channel inputs can be any ratio of the
Input/output mapping/
eight input channels.
mixing
Each of the eight outputs can be any ratio of any two processed channels. Each of the eight outputs can be
DC-blocking filters
(implemented in PWM
section)
Digital de-emphasis
Eight channels for 32 kHz,
(implemented in PWM
44.1 kHz, and 48 kHz
section)
Loudness
Eight channels
Number of coefficient sets
stored
2.3
TAS5508A DAP Architecture
2.3.1 TAS5508A DAP Architecture Diagrams
Figure 2-1
shows the TAS5508A DAP architecture for f
architecture shown in channels 1, 2, 7, and 8. Note that the I
configure the TAS5508A.
Figure 2-2
shows the TAS5508A architecture for f
1, 2, and 8 contain all the features. Channels 3–7 are pass-through except for master volume control.
Figure 2-3
shows TAS5508A detailed channel processing. The output mixer is 8 2 for channels 1–6 and
8 3 for channels 7 and 8.
Submit Documentation Feedback
8-Channel Digital Audio PWM Processor
32 kHz–96 kHz
6 + 2 LINEOUT FEATURE SET
8
6 + 2
N/A
1 for 6 channels
8
Four bass and treble tone controls
with 18-dB range, programmable
corner frequencies, and second-
order slopes
L, R, and C (Ch1, 2, and 7)
LS, RS (Ch3 and 4)
Sub (Ch8)
Line L and R (Ch5 and 6)
56
DRC1 for five satellites and DRC2
for sub (Ch5 and 6 uncompressed)
Eight channels
Six channels for 32 kHz, 44.1 kHz,
and 48 kHz
Six channels
Three additional coefficient sets can be stored in memory.
= 96 kHz. Note the TAS5508A bass management
S
2
C registers are shown to help the designer
= 176.4 kHz or f
S
TAS5508A
SLES119A – FEBRUARY 2004 – REVISED JULY 2009
176.4- and 192-kHz
FEATURE SET
3
5
1 for 3 channels
3
Two bass and treble tone
controls with 18-dB range,
programmable corner
frequencies, and second-order
slopes
L and R (Ch1 and 2)
Sub (Ch8)
21
DRC1 for two satellites and
DRC2 for sub
Each of the three signal-
processing channels or the five
pass-though channel inputs can
be any ratio of the eight input
channels.
any ratio of any of the three
processed channels or five
bypass channels.
N/A
Three channels
= 192 kHz. Note that only channels
S
Description
21