參數(shù)資料
型號(hào): SAA7284GP
廠商: NXP SEMICONDUCTORS
元件分類: 消費(fèi)家電
英文描述: Terrestrial digital sound decoder for conventional intercarrier PLL-IF systems
中文描述: SPECIALTY CONSUMER CIRCUIT, PQFP64
封裝: 14 X 20 MM, 2.80 MM HEIGHT, PLASTIC, SOT-319-2, QFP-64
文件頁數(shù): 4/40頁
文件大小: 182K
代理商: SAA7284GP
1996 Oct 24
4
Philips Semiconductors
Preliminary specification
Terrestrial digital sound decoder for
conventional intercarrier PLL-IF systems
SAA7284
BLOCK DIAGRAM
handbook, full pagewidth
QUADRATURE MIXERS, BASEBAND FILTERS
AND
AGC GAIN STAGE
MBH216
PORT2
ADSEL
DOBM
SDA
SCL
DATAOUT
EXTR
FMR
PCLK
OPR
DATAIN
OSC
XTAL
CLKLPF
OPL
FML
EXTL
PORM
PORA
REMVE
IREF
VROF
PKDET
REMO
CEYE
SEYE
COFF
SOFF
DQPSK
MIXREF
VCLK
VCONT
VDDD
VSSD
VSSX
VSSF2
VDDF2
VRCF
VDDF1
VSSF1
VSSDAC
VROA
VRCA
VSSA
VDDA
MUTE
RESET
SAA7284GP
COSINE
SINE
CARRIER LOOP
PHASE DETECTOR
AND DATA SLICERS
AGC
CONTROLLER
BITRATE
CLOCK
RECOVERY
CARRIER LOOP
QUADRATURE
VCO
CRYSTAL
OSCILLATOR
I C
DAI
DIGITAL FILTER, GAIN,
J17 DE-EMPHASIS
NOISE SHAPER
(RIGHT CHANNEL)
BITSTREAM DAC
(RIGHT CHANNEL)
OUTPUT
SWITCHES
AND
BUFFER
(RIGHT CHANNEL)
NOISE SHAPER
(LEFT CHANNEL)
BITSTREAM DAC
(LEFT CHANNEL)
OUTPUT
SWITCHES
AND
BUFFER
(LEFT CHANNEL)
NICAM 728 DECODER
AND
DEVICE CONTROLLER
11
4
(1)
54
53
55
43
42
44
46
41
45
59
49
48
8
12
13
61
62
7
63
34
21
22
27
24
47
50
56
57
14
15
3
2
38
39
30
31
25
23
16
17
36
35
37
29
28
Fig.1 Block diagram (QFP64).
(1) Represents controller bus.
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