S/UNI-IMA-4 Telecom Standard Product Data Sheet
Released
Figure 31 Output Cell (OUT_CELL)
Scan Chain Out
G1
EXTEST
Output or Enable
from system logic
1
1
OUTPUT
MUX
or Enable
G1
G2
IDOODE
SHIFT-DR
1 2
1 2 MUX
1 2
1 2
D
C
D
C
I.D. code bit
CLOCK-DR
UPDATE-DR
Scan Chain In
Figure 32 Bi-directional Cell (IO_CELL)
Scan Chain Out
INPUT
to internal
logic
G1
EXTEST
OUTPUT from
internal logic
1
1
OUTPUT
MUX
IDCODE
to pin
G1
SHIFT-DR
G2
INPUT
1 2
1 2
1 2
1 2
from pin
D
MUX
D
C
I.D. code bit
C
CLOCK-DR
UPDATE-DR
Scan Chain In
Proprietary and Confidential to PMC-Sierra, Inc., and for its customers’ internal use.
Document No.: PMC-2020889, Issue 2
267
PMC [ PMC-SIERRA, INC ]
