PMC-Sierra PM5349 manual Output Cell Outcell, Bidirectional Cell Iocell

PMC-Sierra, Inc.

S/UNI-QUAD

DATASHEET

PM5349 S/UNI-QUAD

PMC-971239 ISSUE 6 SATURN USER NETWORK INTERFACE (155-QUAD)

Figure 7: Output Cell (OUT_CELL)

EXTEST

Output or Enable from system logic

IDOODE	G1
SHIFT-DR	G2
	1 2
	1 2	MUX
	1 2
I.D. code bit
	1 2
CLOCK-DR
UPDATE-DR
Scan Chain In

G1

1

MUX

1

D

C

Scan Chain Out

OUTPUT or Enable

D

C

Figure 8: Bidirectional Cell (IO_CELL)

					Scan Chain Out
EXTEST						G1
OUTPUT from
						1
internal logic
							MUX
IDCODE		G1				1
SHIFT-DR		G2
INPUT
		1	2
from pin
	1 2			MUX	D	D
I.D. code bit	1 2				C
	1 2						C

CLOCK-DR

UPDATE-DR

Scan Chain In

INPUT to internal

logic

OUTPUT to pin

Proprietary and Confidential to PMC-Sierra, Inc., and for its Customers’ Internal Use 199