am49bds640ah Meet Spansion Inc., am49bds640ah Datasheet - Page 53

• Manufacturer Part Number: am49bds640ah
• Description: Stacked Multichip Package Mcp , Flash Memory And Psram Cmos 1.8 Volt-only Simultaneous Read/write, Burst Mode 64 Megabit 4m ? 16-bit Flash Memory, And 16 Mbit 1m ? 16-bit Psram
• Manufacturer: Meet Spansion Inc.

AC CHARACTERISTICS
Note: Figure assumes 6 wait states for initial access and synchronous read. The Set Configuration Register command sequence
has been written with A18=0; device will output RDY one cycle before valid data.
December 5, 2003
Addresses
AVD#
Data
RDY
CE#
CLK
OE#
t
Hi-Z
t
AVC
ACS
t
CR
t
ACH
Aa
1
t
CES
Figure 17. Linear Burst with RDY Set One Cycle Before Data
t
AVD
2
A D V A N C E
6 wait cycles for initial access shown.
t
IACC
3
t
ACC
t
4
OE
Am49BDS640AH
t
RACC
I N F O R M A T I O N
5
6
t
RDYS
Da
t
BDH
Da+1
t
BACC
Da+2
Da+3
t
t
CEZ
OEZ
Da + n
Hi-Z
Hi-Z
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