Cypress CY7C68013A manual Slave Fifo Synchronous Read Timing Diagram20

CY7C68013A, CY7C68014A

CY7C68015A, CY7C68016A

10.7 Slave FIFO Synchronous Read

Figure 18. Slave FIFO Synchronous Read Timing Diagram[20]

tIFCLK

IFCLK

tSRD

SLRD

FLAGS

tRDH

tXFLG

DATA N

tOEon

SLOE

N+1
tXFD	tOEoff

Table 20. Slave FIFO Synchronous Read Parameters with Internally Sourced IFCLK[21]

Parameter	Description	Min	Max	Unit
tIFCLK	IFCLK Period	20.83		ns
tSRD	SLRD to Clock Setup Time	18.7		ns
tRDH	Clock to SLRD Hold Time	0		ns
tOEon	SLOE Turn-on to FIFO Data Valid		10.5	ns
tOEoff	SLOE Turn-off to FIFO Data Hold		10.5	ns
tXFLG	Clock to FLAGS Output Propagation Delay		9.5	ns
tXFD	Clock to FIFO Data Output Propagation Delay		11	ns
Table 21. Slave FIFO Synchronous Read Parameters with Externally Sourced IFCLK[21]
Parameter	Description	Min.	Max.	Unit
tIFCLK	IFCLK Period	20.83	200	ns
tSRD	SLRD to Clock Setup Time	12.7		ns
tRDH	Clock to SLRD Hold Time	3.7		ns
tOEon	SLOE Turn-on to FIFO Data Valid		10.5	ns
tOEoff	SLOE Turn-off to FIFO Data Hold		10.5	ns
tXFLG	Clock to FLAGS Output Propagation Delay		13.5	ns
tXFD	Clock to FIFO Data Output Propagation Delay		15	ns

Document #: 38-08032 Rev. *L Page 43 of 62

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