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零件编号
产品描述 (功能)
MSM7584C 查看數據表(PDF) - Oki Electric Industry
零件编号
产品描述 (功能)
比赛名单
MSM7584C
π/4 Shift QPSK MODEM/ADPCM CODEC
Oki Electric Industry
MSM7584C Datasheet PDF : 57 Pages
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¡ Semiconductor
BLOCK DIAGRAM
MSM7584C
IFIN
PDN0
PDN1
PDN2
I+
I–
Q+
Q–
DIN
EXCK
DEN
DOUT
RESET
RO0 to RO1
SGM
SGCR
SGCT
AIN–
AIN+
GSX
PWI
AOUT–
AOUT+
VFRO
SAO
Phase detector
Delay detector
IFSEL
(From CR)
SL1
D
E SL2
C
AFC
DPLL
Judge
S
E
L
RXD
RXC
RXSC
VDDM
DGM
AGM
RPR
AFC/RCW
SLS
+1
–1
DC adjust
+1
–1
DC adjust
LPF
D/A
ATT
LPF
D/A
ATT
Root Nyquist
LPF
3.84M
S
To D/A
E
L
TXCSEL
(From CR)
S/P
MAPPING
PLL
384k
1/10
BSTO
TXD
TXW
TXCI
TXCO
Control
register
To MODEM
To CODEC
2b
8b A/D
Conv.
RSGAIN
+
–
RSSI
Offset adjust
SGRS
To internal SG
inside modem
VREF
Serial
Register
Controller
R
Receiver
Transmitter
T
–
+
RC
A/D
filter converter
BPF
150
W
driving AMP
–
+
–1
Noise
generator
TONE
generator
Power detect
Voice
Detect
S
Com-
E
L
pander
ATT
ATT
ADPCM
CODER
P/S
&
S/P
+1
+1
RC
D/A
filter converter
LPF
VDD
S
++
ATT
E
L
Expander
ADPCM
DECODER
From CR
SW3
SW4 SW5
SW1
SW2
DIO
WE
S
S
A
A
D
S
TAS
RWCK
CS1
CS2
VOXO
IS
PCMSI
PCMSO
BCLK
SYNC
PCMRI
PCMRO
IR
VOXI
RXMUTE
MLV2
MLV1
MLV0
2/57
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