PM7340 S/UNI-IMA-8
PRELIMINARY
INVERSE MULTIPLEXING OVER ATM
DATA SHEET
PMC-2001723
ISSUE 3
INVERSE MULTIPLEXING OVER ATM
Figure 7
- 16-bit Receive Cell Transfer Format
Bits 15-8
Bits 7-0
Word 0
Address Prepend
Optional Prepend
HEC/UDF
(Any-PHY
and single
channel
UL2 only)
Word 1
(Optional)
Word 2
Word 3
Word 4*
Word 5
Word 6
H1
H3
H2
H4
PAYLOAD1
PAYLOAD3
PAYLOAD2
PAYLOAD4
•
•
•
•
•
•
Word 28
PAYLOAD47
PAYLOAD48
Note: HEC/UDF may contain the address prepend for Single Channel UL2
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE
47