S29WS-P Datasheet, PDF (68/89 Pages) SPANSION – 512/256/128 Mb (32/16/8 M x 16 bit) 1.8 V Burst Simultaneous Read/Write MirrorBit Flash Memory

Data Sheet (Advance Information)
11.8.2 Asynchronous Mode Read
Parameter
JEDEC
Standard
Description
Asynchronous
Unit
t_CE
Access Time from CE# Low
Max
83
ns
t_ACC
Asynchronous Access Time
Max
80
ns
t_AVDP
AVD# Low Time
Min
7.5
ns
t_AAVDS
Address Setup Time to Rising Edge of AVD#
Min
6
ns
t_AAVDH
Address Hold Time from Rising Edge of AVD#
Min
0
ns
t_OE
Output Enable to Output Valid
Max
13.5
ns
Read
Min
0
ns
t_OEH
Output Enable Hold
Time
Toggle and Data#
Polling
Min
4
ns
t_OEZ
t_CAS
t_PACC
t_CEZ
Output Enable to High Z
CE# Setup Time to AVD#
Intra Page Access Time
Chip Enable to High Z
Max
7.6
ns
Min
0
ns
Max
20
ns
Max
7.6
ns
Figure 11.9 Asynchronous Read Mode (AVD# Toggling - Case 1)
CLK
VIL or VIH
CE#
AVD#
OE#
WE#
DQ15-DQ0
Amax-A0
tWEA
tOEH
tAVDP
tOE
tCE
tAAVDS
VA
tAAVDH
tCR
RDY ^Hi-Z
Notes:
1. Valid Address and AVD# Transition occur before CE# is driven Low.
2. VA = Valid Read Address, RD = Read Data.
tCEZ
tOEZ
RD
tCEZ
Hi-Z
66
S29WS-P
S29WS-P_00_A7 November 8, 2006