PM73121ꢀAAL1gator II
Data Sheet
PMC-Sierra, Inc.
PMC-980620
,VVXHꢀꢁ
AAL1 SAR Processor
From Version
To Version
Major Changes
Changed from WAC-121-A to PM73121.
04/17/98
Issue 1
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Changed from User’s Manual to Long Form Data Sheet.
Deleted references to the BT_Mode and default mode.
Added PMC part numbers to Figure 5 on page 11, Figure 6 on
page 12, Figure 7 on page 13, and Figure 86 on page 168.
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Under the “R_LINE_STATE Word Format” section on page 156,
added “Not used in UDF-HS mode.” for the R_UNDERRUN and
R_RESUME field descriptions.
Under section 7.11 “Activating a New Queue on an Active Line”,
on page 167, changed from “CMD_REG_ATTN” to
“CSD_REG_ATTN bit”.
01/21/98
04/17/98
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Changed references from SRTS_PORT to SRTS_LINE
throughout the manual.
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Added the sixth bullet on page 6.
Under “Potential System Impacts” on page 7, added “Hardware
Considerations”.
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Deleted the first paragraph on page 65.
Replaced section 3.7.1 “SRTS for the Receive Side” starting on
page 66 with section 3.7.1 “Generation of TL_CLK” starting on
page 68.
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Added section 3.7.1.1 “Recovered Mode” starting on page 69,
section 3.7.1.2 “Synthesize a Nominal E1 or T1 Clock” starting on
page 69, and section 3.7.1.3 “Synthesize an E1 or T1 Clock based
on SRTS” starting on page 70.
In Table 9 on page 88, changed the last sentence of the
“SYS_CLK” description to read “The maximum frequency is
40 MHz.
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In Table 10 on page 89, added the note to the description of “/
SCAN_TRST” on page 89.
Under section 6.5 “RAM and Microprocessor Timing” starting on
page 104, changed the first sentence of the third paragraph from
“running at 38.88 MHz” to “running near maximum speed”.
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The first sentence of the fourth paragraph changed from
“(38.88 MHz)” to “(40.00 MHz)”.
In Figure 69 on page 105, changed SYS_CLK from “38.88 MHz”
to “40.00 MHz”.
In Table 21 on page 105, changed the maximum value of Number
12 from “8” to “7”.
PMC [ PMC-SIERRA, INC ]
