Cypress CY7C68034, CY7C68033 Slave Fifo Asynchronous Packet End Strobe, Slave Fifo Output Enable

CY7C68033/CY7C68034

Slave FIFO Asynchronous Packet End Strobe

Figure 13. Slave FIFO Asynchronous Packet End Strobe Timing Diagram[9]

PKTEND

tPEpwl

tPEpwh

FLAGS

tXFLG

Table 13.Slave FIFO Asynchronous Packet End Strobe Parameters[15]

Parameter	Description	Min.	Max.	Unit
tPEpwl	PKTEND Pulse Width LOW	50		ns
tPWpwh	PKTEND Pulse Width HIGH	50		ns
tXFLG	PKTEND to FLAGS Output Propagation Delay		115	ns

Slave FIFO Output Enable

Figure 14. Slave FIFO Output Enable Timing Diagram[13]

SLOE

DATA tOEon

tOEoff

Table 14.Slave FIFO Output Enable Parameters

Parameter	Description	Min.	Max.	Unit
tOEon	SLOE Assert to FIFO DATA Output		10.5	ns
tOEoff	SLOE Deassert to FIFO DATA Hold		10.5	ns

Slave FIFO Address to Flags/Data

Figure 15. Slave FIFO Address to Flags/Data Timing Diagram[13]

FIFOADR [1.0]

tXFLG

FLAGS

tXFD

DATA N

N+1

Table 15.Slave FIFO Address to Flags/Data Parameters

	Parameter	Description	Min.	Max.	Unit
	tXFLG	FIFOADR[1:0] to FLAGS Output Propagation Delay		10.7	ns
	tXFD	FIFOADR[1:0] to FIFODATA Output Propagation Delay		14.3	ns
Document #: 001-04247 Rev. *D					Page 27 of 33

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