AM29DL640H AMD, AM29DL640H Datasheet - Page 38

• Manufacturer Part Number: AM29DL640H
• Description: 64 Megabit CMOS 3.0 Volt-only / Simultaneous Read/Write Flash Memory
• Manufacturer: AMD

AC CHARACTERISTICS
Read-Only Operations
Notes:
1. Not 100% tested.
2. See Figure 12 and Table 14 for test specifications
3. Measurements performed by placing a 50 ohm termination on the data pin with a bias of V
.
36
JEDEC
t
t
t
t
t
t
t
GLQV
EHQZ
GHQZ
AXQX
AVQV
ELQV
AVAV
the data bus driven to V
Parameter
Addresses
RESET#
Outputs
RY/BY#
WE#
OE#
CE#
Std.
t
t
t
t
ACC
t
t
t
t
OEH
OH
RC
CE
OE
DF
DF
Description
Read Cycle Time (Note 1)
Address to Output Delay
Chip Enable to Output Delay
Output Enable to Output Delay
Chip Enable to Output High Z (Notes 1, 3)
Output Enable to Output High Z (Notes 1, 3)
Output Hold Time From Addresses, CE# or
OE#, Whichever Occurs First
Output Enable Hold Time
(Note 1)
0 V
CC
/2 is taken as t
t
RH
HIGH Z
Figure 14. Read Operation Timings
t
DF
RH
t
OEH
Read
Toggle and
Data# Polling
Am29DL640H
t
ACC
t
Addresses Stable
CE
t
RC
t
OE
Test Setup
OE# = V
OE# = V
CE#,
Output Valid
IL
IL
t
OH
Max
Max
Max
Max
Max
Min
Min
Min
Min
CC
55
55
55
55
/2. The time from OE# high to
t
25
DF
Speed Options
5
60
60
60
60
16
16
0
0
HIGH Z
February 9, 2005
70
70
70
70
30
10
90
90
90
90
35
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns