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BLOCK DIAGRAM of KX-TDA0142CE
CPU board
Base Band IC PMB4729 (IC100)
3.3V
PSYNC
D8-D15
RF
Burst Mode
Controller
RF Interface
4x
ADPCM
2x Echo
Canceller
.
2x C-ID
4x Echo
Suppresor
TX/RX
DTMF
Generator
& Receiver
2x PMB2920 I/F
IOM-2
IOM-2 I/F
4x PCM I/F
uC I/F
FLASH
4Mbit
H8S/2340)
MT8952
HDLC controller
MT9171
Line I/F
SYNC GEN
FRAMER/DEFRAMER
DECODER
RAM
1Mbit
D0-D15
D8-D15
PF
MONITOR
Regulator
to PBX
(Power Supply)
RF3.3V
D3.3V
SuperC
D8-D15
TCXO
19.2M
(X101)
A/D
RSSI
VCXO(X100)
10.368M
D/A
DIP SW
9.6M
RESET IC
F/F
10.24M (X102)
2.5V
to PBX (Data)
Transformer(T100)
KX-TDA0142CE MAIN BOARD
DC/DC
5.0V
Summary of Contents for KX-TDA0142CE
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Page 62: ...CS ON Line Debbuger Vxx xx Start CS ...
Page 63: ...CS VER CS ON Line Debbuger Vxx xx Start BOOT Ver 2002 10 23 CS Ver 2002 10 03 CS ...