am49bds640ah Meet Spansion Inc., am49bds640ah Datasheet - Page 80

• 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.

PSRAM AC CHARACTERISTICS
78
Address
Data Out
CE1#s
CE2s
LB#, UB#
Address
OE#
Data Out
Figure 47. Timing of Read Cycle (CE1#s = OE# = V
Previous Data Valid
Figure 48. Timing Waveform of Read Cycle (WE# = V
High-Z
t
SK
A D V A N C E
t
LBLZ,
t
t
UBLZ
OLZ
t
OH
t
SK
t
LZ
Am49BDS640AH
I N F O R M A T I O N
t
CO
t
AA
t
t
t
RC
OE
LB,
t
AA
t
UB
t
RC
IL
, WE# = CE2 = V
Data Valid
t
IH
LBHZ,
)
t
Data Valid
OHZ
t
UBHZ
IH
t
CP
t
t
CP
)
HZ
December 5, 2003