mt90224 Zarlink Semiconductor, mt90224 Datasheet - Page 125

• Manufacturer Part Number: mt90224
• Description: 8-port Ima/tc Phy Device
• Manufacturer: Zarlink Semiconductor

Figure 20 - Synchronous ST-BUS Mode (Using ST-BUS/2.048 Mbps Backplane Compatible Framers)
ATM LAYER
UTOPIA
BUS
BUS
RXSYNC[0-15]
TXSYNC[0-15]
MT90224
RXCK[0-15]
TXCK[0-15]
DEVICE
DSTo[0:15]
DSTi[0:15]
Clock Recovery and Dejitter
Functions
4.096 MHz
8 kHz
MT9042
Data Lines
I/FCLOCKS
ST-BUS
Dejittered TX CLK to Framers
Zarlink Semiconductor Inc.
(1.544 or 2.048 MHz)
MT90222/3/4
Back-Plane
(ST-BUS)
TDM
125
I/F DATA
I/F DATA
I/F DATA
ST-BUS
ST-BUS
ST-BUS
or 8 kHz References
Receive Clock
(1.544 or 2.048 MHz)
External Source
Framer/LIU
Framer/LIU
Framer/LIU
MT9076B
MT9076B
MT9076B
Zarlink
Zarlink
Zarlink
Legacy Trunks
at 1.5 or 2 Mbps
Legacy Trunks
at 1.5 or 2 Mbps
Legacy Trunks
at 1.5 or 2 Mbps
Data Sheet