SAA7283 データシートの表示（PDF） - Philips Electronics
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SAA7283 Datasheet PDF : 36 Pages
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Philips Semiconductors
Terrestrial Digital Sound Decoder (TDSD3)
Preliminary specification
SAA7283
BLOCK DIAGRAM
handbook, full pagewidth
V DDF1
25
V SSF1
23
30
COFF
31
CEYE
VDDF2
38
39
VSSF2
REMO
17
16
REMVE
I REF
36
VROF
35
VRCF
37
CLKLPF
41
DATAOUT
46
DATAIN
45
42
XTAL
43
OSC
VSSX
44
54
SDA
53
SCL
55
ADSEL
59
DOBM
VDDD
49
VSSD
48
8
VSSDAC
12
FML
13
EXTL
VDDA
61
VSSA
62
VROA
7
VRCA
63
(1) Represents controller bus.
DQPSK
29
MIXREF
28
QUADRATURE MIXERS, BASEBAND FILTERS
AND
AGC GAIN STAGE
COSINE
SINE
CARRIER LOOP
PHASE DETECTOR
AND DATA SLICERS
AGC
CONTROLLER
22
SOFF
21
SEYE
34
PKDET
BITRATE
CLOCK
RECOVERY
CARRIER LOOP
QUADRATURE
VCO
CRYSTAL
OSCILLATOR
I2C
NICAM 728 DECODER
AND
DEVICE CONTROLLER
SAA7283GP
DAI
DIGITAL FILTER, GAIN,
J17 DE-EMPHASIS
27
VCONT
24
VCLK
47
PCLK
50
RESET
56
PORT2
57
MUTE
14
PORM
15
PORA
NOISE SHAPER
(LEFT CHANNEL)
NOISE SHAPER
(RIGHT CHANNEL)
BITSTREAM DAC
(LEFT CHANNEL)
BITSTREAM DAC
(RIGHT CHANNEL)
3
2
(1)
OUTPUT
SWITCHES
AND
BUFFER
(LEFT CHANNEL)
OUTPUT
SWITCHES
AND
BUFFER
(RIGHT CHANNEL)
11
4
OPL
OPR
Fig.1 Block diagram (QFP64).
MGB464
FMR
EXTR
1996 Oct 24
4
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