Intel GD82559ER manual Flash Timing Parameters

GD82559ER — Networking Silicon

Table 26. Flash Timing Parameters

	Symbol	Parameter	Min	Max	Units	Notes
T35	tflrwc	Flash Read/Write Cycle Time	150		ns	1, Flash tAVAV
						= 150 ns
T36	tflacc	FLA to Read FLD Setup Time	150		ns	1, Flash tAVQV
						= 150 ns
T37	tflce	FLCS# to Read FLD Setup Time	150		ns	1, Flash tELQV
						= 150 ns
T38	tfloe	FLOE# Active to Read FLD Setup Time	120		ns	1, Flash tGLQV
						= 55 ns
T39	tfldf	FLOE# Inactive to FLD Driven Delay	50		ns	1, Flash tGHQZ
		Time				= 35 ns
T40	tflas	FLA Setup Time before FLWE#	5		ns	2, Flash tAVWL
						= 0 ns
T41	tflah	FLA Hold Time after FLWE#	200		ns	2, Flash tWLAX
						= 60 ns
T42	tflcs	FLCS# Hold Time before FLWE#	30		ns	2, Flash tELWL
						= 20 ns
T43	tflch	FLCS# Hold Time after FLWE#	30		ns	2, Flash tWHEH
						= 0 ns
T44	tflds	FLD Setup Time	150		ns	2, Flash tDVWH
						= 50 ns
T45	tfldh	FLD Hold Time	10		ns	2, Flash tWHDX
						= 10 ns
T46	tflwp	Write Pulse Width	120		ns	2, Flash tWLWH
						= 60 ns
T47	tflwph	Write Pulse Width High	25		ns	2, Flash tWHWL
						= 20 ns
T48	tMioha	IOCHRDY Hold Time after FLWE# or		25	ns
		FLOE# Active
T49	tMiohi	IOCHRDY Hold Time after FLWE# or	0		ns
		FLOE# Inactive

NOTES:

1.These timing specifications apply to Flash read cycles. The Flash timings referenced are 28F020-150 timings.

2.These timing specifications apply to Flash write cycles. The Flash timings referenced are 28F020-150 timings.

80 Datasheet