am49dl640bg Meet Spansion Inc., am49dl640bg Datasheet - Page 49

• Manufacturer Part Number: am49dl640bg
• Description: 64 Mbit 8 M ? 8-bit/4 M ? 16-bit Cmos And 32 Mbit 512k ? 16-bit Pseudo Static Ram Preliminary
• Manufacturer: Meet Spansion Inc.

FLASH AC CHARACTERISTICS
Temporary Sector Unprotect
Note: Not 100% tested.
48
JEDEC
RESET#
RY/BY#
Parameter
CE#f
WE#
t
t
t
t
Std
VIDR
VHH
RSP
RRB
V
V
or V
ID
SS
, V
IH
Description
V
RESET# Setup Time for Temporary Sector
Unprotect
RESET# Hold Time from RY/BY# High for
Temporary Sector Unprotect
V
IL
HH
,
ID
Rise and Fall Time (See Note)
Rise and Fall Time (See Note)
t
VIDR
Figure 25. Temporary Sector Unprotect Timing Diagram
t
RSP
P R E L I M I N A R Y
Program or Erase Command Sequence
Am49DL640BG
Min
Min
Min
Min
All Speed Options
t
RRB
t
VIDR
500
250
4
4
V
SS
or V
, V
March 8, 2002
V
IL
ID
IH
,
Unit
ns
ns
s
s