Denon RCD-N8 - Page 92

92
TAS5508BlockDiagram
www.ti.com
PWM_HPP and MR PWM_HPP and ML
MCLK
XTL_OUT
XTL_IN
PLL_FLTM
PLL_FLTP
OSC CAP
SCLK
LRCLK
SDIN1 SDIN2 SDIN3 SDIN4
SDA
SCL
RESET
PDN
MUTE
HP_SEL
BKND_ERR
PWM Section
PWM AP and Am7 Center PWM AP and AM4 R Rear PWM AP and AM3 L Rear PWM AP and AM8 Sub woofer PWM AP and AM1 L Front PWM AP and AM2 R Front
Power Supply
PWM AP and AM5 L Surround PWM L Lineout PWM AP and AM6 R Surround PWM R Lineout
Digital Audio Processor
VALID
Control
8
8
4 2
0
Det
88
PSVC
9
2
PSVC
Volume
Cotrol
Clock, PLL, and Serial Data I/F
Serial
Control
I/F
VR_PLL
AVDD_PLL
AVSS_PLL
AVDD_REF
VBGAP
VRA_PLL
VRD_PLL
DVDD
DVSS
AVDD
System Control
DAP Control PWM Control
8 × 8 Crossbar Mixer
7
Biquads
DC
Block
De
Emph
SRC NS PWM
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
SRC NS PWM
8 × 2 Crossbar Mixer
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
SRC NS PWM
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
SRC NS PWM
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
SRC NS PWM
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
SRC NS PWM
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
SRC NS PWM
0
Det
7
Biquads
DRC
Loud
Comp
Soft
Tone
DC
Block
De
Emph
Interpolate SRC NS PWM
Soft
Tone
DRC
Loud
Comp
Output Control
Interpolate Interpolate Interpolate Interpolate Interpolate
Interpolate Interpolate
B0011-01
AVSS
Soft
Vol
Soft
Vol
Soft
Vol
Soft
Vol
Soft
Vol
Soft
Vol
Soft
Vol
Soft
Vol
8
TAS5508
8-Channel Digital Audio PWM Processor
SLES091C–FEBRUARY 2004–REVISED AUGUST 2005
Figure 1-1. TAS5508 Functional Structure
Introduction PWM 13