PMC-Sierra PM5349 Microprocessor Interface Timing Characteristics, Address to Latch Set-up Time

PMC-Sierra, Inc.

S/UNI-QUAD

DATASHEET

PM5349 S/UNI-QUAD

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

17 MICROPROCESSOR INTERFACE TIMING CHARACTERISTICS

(TA = -40°C to +85°C, V DD = 3.3V ±10%)

Table 15: Microprocessor Interface Read Access (Figure 24)

Symbol	Parameter	Min	Max	Units
tSAR	Address to Valid Read Set-up Time	10		ns
tHAR	Address to Valid Read Hold Time	5		ns
tSALR	Address to Latch Set-up Time	10		ns
tHALR	Address to Latch Hold Time	10		ns
tVL	Valid Latch Pulse Width	5		ns
tSLR	Latch to Read Set-up	0		ns
tHLR	Latch to Read Hold	5		ns
tPRD	Valid Read to Valid Data Propagation Delay		70	ns
tZRD	Valid Read Negated to Output Tri-state		20	ns
tZINTH	Valid Read Negated to Output Tri-state		50	ns

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