MC145574AAC Freescale Semiconductor, MC145574AAC Datasheet - Page 112
MC145574AAC
Manufacturer Part Number
MC145574AAC
Description
IC TRANSCEIVER ISDN 32-LQFP
Manufacturer
Freescale Semiconductor
Type
Transceiverr
Datasheet
1.MC145574AAC.pdf
(164 pages)
Specifications of MC145574AAC
Voltage - Supply
4.75 V ~ 5.25 V
Mounting Type
Surface Mount
Package / Case
32-LQFP
Number Of Line Interfaces
1
Control Interface
HDLC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Number Of Drivers/receivers
-
Protocol
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC145574AAC
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Company:
Part Number:
MC145574AACR2
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
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13–6
An example architecture of an NT2 is shown in Figure 13–3. The TFSC signal supplied by the TE
in slave mode is used via a clocksource selector to synchronize the whole NT2 to the network.
S–INTERFACE
SUBSCRIBER
LINES
S
S
S
S
NT
NT
NT
NT
Freescale Semiconductor, Inc.
For More Information On This Product,
SYNC
SYNC
SYNC
SYNC
DATA
DATA
DATA
DATA
CLK
CLK
CLK
CLK
Go to: www.freescale.com
Figure 13–3. NT2 Architecture
MC145574
CLK
TSA CONTROLLER
SYNC AND CLOCK
FSC SOURCE
GENERATOR
SELECTOR
FRAME SYNC
CONTROL
BUS
TFSC
CLK
SYNC
DATA
TFSC
CLK
SYNC
DATA
TFSC
CLK
SYNC
DATA
TFSC
CLK
SYNC
DATA
TO CENTRAL OFFICE(S)
TE
TE
TE
TE
MOTOROLA
T–INTERFACE
TRUNK LINES
T
T
T
T
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