CN8223 Datasheet, PDF (25/161 Pages) Conexant Systems, Inc – ATM Transmitter/Receiver with UTOPIA Interface

CN8223
ATM Transmitter/Receiver with UTOPIA Interface
1.0 Product Description
1.8 CN8223 Applications
Figure 1-8 illustrates an example implementation of the CN8223 using a
Bt8510 External E1 Framer. Figure 1-9 illustrates an example implementation of
the CN8223 using a Bt8370 External T1/E1 Framer.
Figure 1-8. CN8223 Connected to Bt8510
ATM ^Cells
Layer
CN8223
Pin
30
TXCKI
32
TXIN
36 _TXOUT[3]
10
RXCKI
18
RXIN[3]
15
RXIN[0]
Signal
Bt8510
Pin
TXCKI
TXSYI
TXPATO
XCKI
XSYNCO
XPCMI
29 Tx
27
30
RXCKI
RXSYI
RXDATI
RCKO
RSYNCO
RPCMO
37 _Rx
38
36
System Clock
Figure 1-9. CN8223 Connected to Bt8370
CN8223
Pin
ATM ^Cells
Layer
30
TXCKI
32
TXIN
36 _TXOUT[3]
10
RXCKI
18
RXIN[3]
15
RXIN[0]
Signal
Bt8370
Pin
TXCKI
TXSYI
TXPATO
TSBCKI
TCKI
TMSYNC
TPCMI
37
64 Tx
36
34
RXCKI
RXSYI
RXDATI
RCKO
RMSYNC
RPCMO
48 _Rx
44
42
System Clock
100046C
Conexant
1-15