AM29BDS640G SPANSION [SPANSION], AM29BDS640G Datasheet - Page 67

• Manufacturer Part Number: AM29BDS640G
• Description: 64 Megabit (4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
• Manufacturer: SPANSION [SPANSION]

AC Characteristics
Notes:
1. Status reads in figure are shown as asynchronous.
2. VA = Valid Address. Two read cycles are required to determine status. When the Embedded Algorithm operation is
3. AVD# must toggle between data reads.
Notes:
1. Status reads in figure are shown as asynchronous.
2. VA = Valid Address. Two read cycles are required to determine status. When the Embedded Algorithm operation is
3. AVD# must toggle between data reads.
October 1, 2003 25903C1
Addresses
Addresses
complete, and Data# Polling will output true data.
complete, the toggle bits will stop toggling.
AVD#
AVD#
WE#
Data
OE#
WE#
CE#
Data
OE#
CE#
Figure 27. Data# Polling Timings (During Embedded Algorithm)
Figure 28. Toggle Bit Timings (During Embedded Algorithm)
t
t
t
CH
t
CH
OEH
OEH
VA
VA
t
t
t
OE
OE
t
ACC
ACC
t
t
CE
CE
P r e l i m i n a r y
Status Data
Status Data
Am29BDS640G
t
t
CEZ
OEZ
VA
VA
Status Data
Status Data
t
CEZ
t
OEZ
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