P r e l i m i n a r y I n f o r m a t i o n
AC Characteristics
Asynchronous Mode Read
Parameter
Standar
JEDEC
d
Description
75 MHz
45
66 MHz
50
54 MHz
Unit
ns
tCE
Access Time from CE# Low
Asynchronous Access Time (Note 1)
AVD# Low Time
Max
Max
Min
Min
Min
Max
Min
55
55
12
5
tACC
45
50
ns
tAVDP
tAAVDS
tAAVDH
tOE
10
4
ns
Address Setup Time to Rising Edge of AVD
Address Hold Time from Rising Edge of AVD
Output Enable to Output Valid
ns
5.5
8.5
6
11
0
7
ns
13.5
ns
Read
ns
Output Enable Hold
Time
tOEH
Toggle and
Data# Polling
Min
8
8
10
10
ns
tOEZ
tCAS
Output Enable to High Z (Note 2)
CE# Setup Time to AVD#
Max
Min
ns
ns
0
Notes:
1. Asynchronous Access Time is from the last of either stable addresses or the falling edge of AVD#.
2. Not 100% tested.
June 18, 2004 27024_A5_00_E
Am29BDS128H/Am29BDS064H
65
SPANSION [ SPANSION ]
