cn8237 Mindspeed Technologies, cn8237 Datasheet - Page 59

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

CN8237
ATM OC-12 ServiceSAR Plus with xBR Traffic Management
Figure 2-11. CN8237 Logic Diagram (2 of 6)
28237-DSH-001-C
ATM PHY I/F Configuration
Receive Cell Available
Utopia Level 1 Control
Receive Cell Marker
Receive Data Parity
Receive Address
Receive Enable
PHY Data Bus
Receive Clock
Receive Data
I/O
I/O
I/O
I/O
I
I
I
I
I
I
AE22
AC22
AD10
AC10
AC11
AD11
AE11
AF11
AF12
AE12
AD12
AC12
AC13
AD13
AE13
AF13
AD14
AE14
AF9
AE9
AD9
AC9
AF10
AE10
AF14
AE15
AD15
AC14
AD6
AD5
AC5
AF6
AE6
AE5
AF4
AF5
I = Input, O = Output, OD = Open Drain Output
PDATA7
PDATA6
PDATA5
PDATA4
PDATA3
PDATA2
PDATA1
PDATA0
Mindspeed Technologies
FRCFG
UTOPIA1
RXDATA15
RXDATA14
RXDATA13
RXDATA12
RXDATA11
RXDATA10
RXDATA9
RXDATA8
RXDATA7
RXDATA6
RXDATA5
RXDATA4
RXDATA3
RXDATA2
RXDATA1
RXDATA0
RXADDR4
RXADDR3
RXADDR2
RXADDR1
RXADDR0
RXPAR
RXSOC
RXCLAV
RXEN*
RXCLK
The symbol (*) indicates active low.
ATM Physical
Interface
Interface
Physical
Device
TXDATA15
TXDATA14
TXDATA13
TXDATA12
TXDATA11
TXDATA10
PADDR12
PADDR11
PADDR10
TXADDR4
TXADDR3
TXADDR2
TXADDR1
TXADDR0
TXDATA9
TXDATA8
TXDATA7
TXDATA6
TXDATA5
TXDATA4
TXDATA3
TXDATA2
TXDATA1
TXDATA0
PADDR9
PADDR8
PADDR7
PADDR6
PADDR5
PADDR4
PADDR3
PADDR2
PADDR1
PADDR0
TXCLAV
PWAIT*
TXSOC
TXPAR AF16
TXCLK
PCLK
PRST*
PWNR
TXEN*
PINT*
PCS*
PDS*
PAS*
™
2.10 Logic Diagram and Pin Descriptions
AC15
AC16
AC17
AD17
AE17
AF17
AC18
AD18
AE18
AF18
AC19
AD19
AE19
AF19
AC20
AD20
AE20
AF20
AC21
AD21
AE21
AF21
AD16
AE16
AF15
AE7
AF7
AA1
AD1
AE1
AF1
AC2
AD2
AE2
AF2
AC3
AD3
AE3
AF3
AC4
AD4
AB1
AB2
AC1
AB3
AB4
I/O
I/O
O
I/O
O
O
I
O
O
O
O PHY Clock
O
O
O
I
I
2.0 Architecture Overview
Transmit Data
Transmit Address
Transmit Data Parity
Write (Not Read)
ATM PHY Chip Select
Address Strobe
Data Address Enable
Wait
Transmit Cell Marker
Transmit Cell Available
Transmit Enable
Transmit Clock
Reset Output
Interrupt Input
PHY Address
8237_004b
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