saa7803 NXP Semiconductors, saa7803 Datasheet - Page 12

• Manufacturer Part Number: saa7803
• Description: Saa7803 One Chip Cd Audio Device
• Manufacturer: NXP Semiconductors

Fig 7. Auxiliary analog input
AUX_R
AUX_L
D1
D2
82
88
83
89
buf_auxin_sel
spare reg A
DAC rp
DAC lp
aux R
aux L
D1
D2
spare reg A
if_auxin_sel
MULTIPLEXER
MULTIPLEXER
MULTIPLEXER
MULTIPLEXER
S
S
S
S
S
S
S
S
1
2
1
2
1
2
1
2
C
C
C
C
D
D
D
D
D1 or
aux L
D2 or
aux R
DAC lp
DAC rp
aux L
aux R
or
or
HEADPHONE
BUFFER
DSIC
ADC
D1 or
aux L
D2 or
aux R
LOW-PASS
FILTER
block used to route I
to 16 bits by adding six LSBs
10-bit samples of aux L
and aux R expanded
audio DAC or pins
D2 or
aux R
D1 or
aux L
DECIMATION
FILTERS
2
S-bus to
SERIAL
data
OUT
BCLK
WCLK
ROUTER
I
2
S-BUS
001aab751
VPB
bus
3
4
BUF_OUT_L
BUF_OUT_R