PM5381-BI PMC-Sierra, Inc., PM5381-BI Datasheet - Page 508

• Manufacturer Part Number: PM5381-BI
• Description: ATM UNI, Single Channel ATM PHY Interface for 2488.32Mbps
• Manufacturer: PMC-Sierra, Inc.

12.3
Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use
Document ID: PMC-2000489, Issue 4
Boundary Scan Cells
In the following diagrams, CLOCK-DR is equal to TCK when the current controller state is
SHIFT-DR or CAPTURE-DR, and unchanging otherwise. The multiplexer in the center of the
diagram selects one of four inputs, depending on the status of select lines G1 and G2. The ID
Code bit is as listed in the Boundary Scan Register table located above.
Figure 20 Input Observation Cell (IN_CELL)
I.D. Code bit
CLOCK-DR
SHIFT-DR
IDCODE
Input
Pad
Scan Chain In
1 2
1 2
1 2
1 2
G1
G2
MUX
S/UNI-2488 Telecom Standard Product Datasheet
D
C
Scan Chain Out
to internal
INPUT
logic
Released
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