am49pdl127ah Meet Spansion Inc., am49pdl127ah Datasheet - Page 69

• Manufacturer Part Number: am49pdl127ah
• Description: Stacked Multi-chip Package Mcp Flash Memory And Psram, 128 Megabit 8m ? 16-bit Cmos 3.0 Volt-only, Simultaneous Operation Flash Memory And 16 Mbit 1m ? 16-bit Cmos Pseudo Static Ram
• Manufacturer: Meet Spansion Inc.

FLASH AC CHARACTERISTICS
Note: VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data
read cycle.
December 18, 2003
CE#f2 (PDL129 only)
CE#f2 (PDL129 only)
Addresses
CE#f1 or
WE#
Data
OE#
Addresses
DQ6–DQ0
CE#f1 or
RY/BY#
WE#
DQ7
OE#
WE# Controlled Write Cycle
Figure 20. Data# Polling Timings (During Embedded Algorithms)
t
WPH
t
t
BUSY
CH
Figure 19. Back-to-back Read/Write Cycle Timings
Valid PA
t
A D V A N C E
OEH
t
t
WC
t
WP
AH
t
DS
Valid
In
t
Am49PDL127AH/Am49PDL129AH
ACC
t
t
CE
DH
t
VA
t
RC
OE
t
OEH
Complement
Status Data
Valid RA
t
SR/W
t
t
ACC
RC
t
CE
t
OH
t
t
OE
I N F O R M A T I O N
DF
Read Cycle
Valid
Out
t
OH
t
DF
VA
t
GHWL
Complement
Status Data
t
WC
Valid PA
True
True
Valid
CE#f Controlled Write Cycles
In
t
CPH
VA
Valid PA
Valid Data
Valid Data
t
WC
Valid
In
t
CP
High Z
High Z
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