Panasonic KX-TDE0110XJ / KX-TDE0110X Service Manual ▷ View online
5
KX-TDE0110XJ / KX-TDE0110X
4 Technical Descriptions
4.1.
Block Diagram
3.3V
PCI_bus
RMII bus
TDM_bus
PCI_nRST
(4
MHz)
32bi
t/
33M
H
z
(133M
H
z
)
IC5, IC6
6pi
n
50+2
pin
69
DC/DC
IC1
PHY
3.3VD
3.3VD
1.2VD
3.3VD/1.2VD
3.3VD
IC4
RMII i/f
PCI i/f
TDM i/f
TDM0
TDM1
TDM2
TDM3
refclk i/f
refclk_miro
RESET#
EXP
Bus
i/f
OSC
50M
H
z
4pi
n
120Pin
DSP
(M8251
1/30)
SDRAM
32M
bi
t (
x
8)
SDRAM
32M
bi
t (
x
8)
IC2
X2
OSC
10MHz
X1
CN1
KX-TDE0110
X
J/KX-TDE0110X
BLOCK DIAGRAM
6
KX-TDE0110XJ / KX-TDE0110X
4.2.
Circuit Operations
4.2.1.
Brief Description of Blocks
4.2.2.
DSP Block
Configuration :
DSP (IC2), SDRAM (IC5, IC6), PHY (IC4), DSP system clock 10MHz (X1), Ethernet clock 50MHz (X2).
Function :
DSP (IC2)
• Power Supply : +1.2V and +3.3V.
• Package : 484-ball PFBGA.
• Operating Clock : 10MHz.
• Supported Voice Codec Standards : G.711, G.729A.
• Echo Cancellation.
• RTP/RTCP.
• Fax Tones Detection and Generation.
• DTMF Detection and Generation.
• Package : 484-ball PFBGA.
• Operating Clock : 10MHz.
• Supported Voice Codec Standards : G.711, G.729A.
• Echo Cancellation.
• RTP/RTCP.
• Fax Tones Detection and Generation.
• DTMF Detection and Generation.
SDRAM (IC5, IC6)
• Execution Area of DSP Firmware.
PHY (IC4)
• Power Supply : +3.3V.
• Package : 64-pin TQFP.
• 100BASE-TX IEEE 802.3u fast Ethernet transceiver.
• RMII I/F.
• Package : 64-pin TQFP.
• 100BASE-TX IEEE 802.3u fast Ethernet transceiver.
• RMII I/F.
4.2.3.
Power Supply Block
As for the power of this card, +3.3V is supplied from board-to-board connector (CN1). DC/DC converter generates 1.2VD from a
+3.3V power supply.
+3.3V power supply.
Block Name
Functional Outline
Power Supply
P.S.
DC/DC Power Supply.
Supply +1.2V from 3.3V power supply.
Supply +1.2V from 3.3V power supply.
DSP I/F
DSP CON
Connector to mount VoIP DSP Sub Board.
Mount the LAN Interface Part including DSP on this board.
Mount the LAN Interface Part including DSP on this board.
DSP
Realization of 16-Channel and VoIP function
Supported Voice Codec Standards: G.711, G.729A
Echo Cancellation
RTP/RTCP
Fax Tones Detection and Generation
DTMF Detection and Generation
Supported Voice Codec Standards: G.711, G.729A
Echo Cancellation
RTP/RTCP
Fax Tones Detection and Generation
DTMF Detection and Generation
OSC10M
System Clock of DSP (10MHz)
PHY
100BASE-TX IEEE 802.3u fast Ethernet transceiver.
RMII I/F.
RMII I/F.
OSC50M
Quartz crystal oscillator for DSP and PHY(50MHz)
7
KX-TDE0110XJ / KX-TDE0110X
5 Location of Controls and Components
5.1.
Names and Locations
Overview
Inside View
Note:
*Null slot is not available for any optional service cards.
8
KX-TDE0110XJ / KX-TDE0110X
6 Installation Instructions
6.1.
Installing/Removing the Optional Service Cards
16Ch VoIP DSP Card
Function
16-channel VoIP DSP card. Compliant with Proprietary protocol, and ITU-T G.729a and G.711 CODEC methods.
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