cn8237 Mindspeed Technologies, cn8237 Datasheet - Page 276

• Manufacturer Part Number: cn8237
• Description: Atm Oc-12 Servicesar Plus With Xbr Traffic Management
• Manufacturer: Mindspeed Technologies

13.0 ATM UTOPIA Interface
13.3 ATM Physical Interface I/O Pins
13-4
Table 13-4. Slave UTOPIA Mode Interface Signals
TxDATA[15:0]
TxPAR
TxSOC (TxMARK)
TxEN*
TxCLAV (TxFLAG*)
RxDATA[15:0]
RxPAR
RxSOC (RxMARK)
RxEN*
RxCLAV (RxFLAG*)
TxCLK
RxCLK
TxADDR[4:0]
RxADDR[4:0]
NOTE(S):
When operating the CN8237 in 8-bit mode, pull-ups need to be added to the unused high order eight bits (RxDATA[15:8]).
CN8237 Signal
(1)
TxDATA[15:0]
TxPRTY
TxENB*
TxEMP*
RxDATA[15:0]
RxPRTY
RxSOC (RxMARK)
RxENB*
TxCLK
RxCLK
RxADDR[4:0]
RxFULL*
TxADDR[4:0]
TxSOC (TxMARK)
actual signals generated or received by the framer in slave UTOPIA mode is
shown in
The interpretation of the ATM UTOPIA interface pins on the CN8237 and the
PHY Signal
Mindspeed Technologies
Table
13-4.
ATM OC-12 ServiceSAR Plus with xBR Traffic Management
Active Polarity
Rising Edge
Rising Edge
High
High
Low
Low
Low
Low
—
—
—
—
—
—
™
CN8237 Direction
28237-DSH-001-C
Out
Out
Out
Out
Out
In
In
In
In
In
In
In
In
In
CN8237