AM49DL640BG25IS SPANSION [SPANSION], AM49DL640BG25IS Datasheet - Page 41

• Manufacturer Part Number: AM49DL640BG25IS
• Description: Stacked Multi-Chip Package (MCP) Flash Memory and SRAM
• 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 termination on the data pin with a bias of V
.
40
JEDEC
t
t
t
t
t
t
t
GLQV
EHQZ
GHQZ
AXQX
data bus driven to V
AVQV
ELQV
AVAV
Parameter
Addresses
RESET#
Outputs
RY/BY#
CE#f
WE#
OE#
Std.
t
t
t
t
t
t
ACC
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
t
RH
DF
HIGH Z
Figure 14. Read Operation Timings
t
RH
t
OEH
P R E L I M I N A R Y
Read
Toggle and
Data# Polling
Am49DL640BG
t
ACC
t
Addresses Stable
CE
t
RC
t
OE
CE#f, OE# = V
Test Setup
OE# = V
Output Valid
t
OH
IL
IL
CC
Max
Max
Max
Max
Max
Min
Min
Min
Min
/2. The time from OE# high to the
t
DF
70
70
70
70
30
30
Speed
HIGH Z
30
10
0
0
March 8, 2002
85
85
85
85
40
35
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns