CN8237EBGB Mindspeed Technologies, CN8237EBGB Datasheet - Page 141

• Manufacturer Part Number: CN8237EBGB
• Description: ATM SAR 622Mbps 3.3V ABR/CBR/GFR/UBR/VBR 456-Pin BGA
• Manufacturer: Mindspeed Technologies

Specifications of CN8237EBGB

• Package: 456BGA
• Traffic Class: ABR|CBR|GFR|UBR|VBR
• Utopia Type: Level 1|Level 2
• Host Interface: PCI
• Maximum Data Rate: 622 Mbps
• Typical Operating Supply Voltage: 3.3 V
• Minimum Operating Supply Voltage: 3.135 V

Table 5-10. Reassembly VCC Table Entry Format—AAL5
CN8237
ATM OC-12 ServiceSAR Plus with xBR Traffic Management
28237-DSH-001-C
KEY:
Word 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
5.7.2.1 AAL5, AAL0 and
10
11
0
1
2
3
4
5
6
7
8
9
= Written by host at VCC setup.
= May be dynamically modified during active reassembly.
Rsvd
VCC Table Entries
D_NCR_HI_EXP
Reserved
PDU_FLAGS
Reserved
DPRI
SEG_VCC_INDEX
CBUFF_LEN
Table 5-11
CUR_TOCNT
Table 5-10
CONG_ID
D_NCR_HI_MANT
Mindspeed Technologies
ERS_INDEX
describes the format of AAL0 RSM VCC table entries.
describes the format of AAL5 reassembly VCC table entries.
Reserved
CURR_BD_PNTR
BOM_BD_PNTR
CBUFF_PNTR
CRCREM
Rsvd
PM_INDEX
D_NCR_LO_EXP
STAT
Reserved
™
5.7 Reassembly Control and Data Structures
RX_COUNTER/VPC_INDEX
TOT_PDU_LEN
EXP_TA_ER
SERV_DIS
5.0 Reassembly Coprocessor
BFR1
D_NCR_LO_MANT
AAL_EN
ABR_CTRL
BFR0
Rsvd
5-33