Cypress CY7C68053 manual Slave Fifo Synchronous Write Timing Diagram17

CY7C68053

9.5Slave FIFO Synchronous Write

Figure 9-4. Slave FIFO Synchronous Write Timing Diagram[17]

	tIFCLK
IFCLK
SLWR	tWRH
	tSWR

DATA	Z	N
	tSFD	tFDH
FLAGS

tXFLG

Z

Table 9-6. Slave FIFO Synchronous Write Parameters with Internally Sourced IFCLK[18]

Parameter	Description	Min.	Max.	Unit
tIFCLK	IFCLK Period	20.83		ns
tSWR	SLWR to Clock Set-up Time	18.1		ns
tWRH	Clock to SLWR Hold Time	0		ns
tSFD	FIFO Data to Clock Set-up Time	10.64		ns
tFDH	Clock to FIFO Data Hold Time	0		ns
tXFLG	Clock to FLAGS Output Propagation Time		9.5	ns
Table 9-7. Slave FIFO Synchronous Write Parameters with Externally Sourced IFCLK[10]
Parameter	Description	Min.	Max.	Unit
tIFCLK	IFCLK Period	20.83	200	ns
tSWR	SLWR to Clock Set-up Time	12.1		ns
tWRH	Clock to SLWR Hold Time	3.6		ns
tSFD	FIFO Data to Clock Set-up Time	3.2		ns
tFDH	Clock to FIFO Data Hold Time	4.5		ns
tXFLG	Clock to FLAGS Output Propagation Time		13.5	ns

Document # 001-06120 Rev *F Page 28 of 39

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