AM49DL640BH56IS SPANSION [SPANSION], AM49DL640BH56IS Datasheet - Page 42

• Manufacturer Part Number: AM49DL640BH56IS
• Description: 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory
• Manufacturer: SPANSION [SPANSION]

FLASH AC CHARACTERISTICS
Read-Only Operations
Notes:
1. Not 100% tested.
2. See Figure 11 and Table 14 for test specifications
3. Measurements performed by placing a 50 Ω termination on the data pin with a bias of V
.
40
JEDEC
t
t
t
t
t
t
t
GLQV
GHQZ
AXQX
AVQV
ELQV
EHQZ
AVAV
data bus driven to V
Parameter
Addresses
RESET#
Outputs
RY/BY#
CE#f
WE#
OE#
t
t
Std.
t
t
ACC
t
t
t
t
OEH
RC
CE
OE
OH
DF
DF
0 V
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#f or
OE#, Whichever Occurs First
Output Enable Hold Time
(Note 1)
CC
/2 is taken as t
A D V A N C E
t
RH
DF
HIGH Z
Figure 14. Read Operation Timings
t
RH
t
OEH
Read
Toggle and
Data# Polling
Am49DL640BH
t
ACC
t
I N F O R M A T I O N
Addresses Stable
CE
t
RC
t
OE
CE#f, OE# = V
Test Setup
OE# = V
Output Valid
IL
IL
t
OH
Max
Max
Max
Max
Max
Min
Min
Min
Min
CC
/2. The time from OE# high to the
56
55
55
55
25
t
DF
Speed
70
70
70
70
30
16
16
10
0
0
December 5, 2003
HIGH Z
85
85
85
85
40
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns