參數(shù)資料
型號(hào): AM49DL640AH70IT
廠商: SPANSION LLC
元件分類: 存儲(chǔ)器
英文描述: 64 Megabit (4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 16 Mbit (1 M x 16-Bit) Pseudo Static RAM
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA73
封裝: 8 X 11.60 MM, FBGA-73
文件頁數(shù): 48/63頁
文件大?。?/td> 495K
代理商: AM49DL640AH70IT
46
Am49DL640AH
December 12, 2003
A D V A N C E I N F O R M A T I O N
FLASH AC CHARACTERISTICS
OE#
WE#
Addresses
t
OH
Data
Valid
In
Valid
In
Valid PA
Valid RA
t
WC
t
WPH
t
AH
t
WP
t
DS
t
DH
t
RC
t
CE
Valid
Out
t
OE
t
ACC
t
OEH
t
GHWL
t
DF
Valid
In
CE#f Controlled Write Cycles
WE# Controlled Write Cycle
Valid PA
Valid PA
t
CP
t
CPH
t
WC
t
WC
Read Cycle
t
SR/W
CE#f
Figure 22.
Back-to-back Read/Write Cycle Timings
WE#
CE#f
OE#
High Z
t
OE
High Z
DQ7
DQ6–DQ0
RY/BY#
t
BUSY
Complement
True
Addresses
VA
t
OEH
t
CE
t
CH
t
OH
t
DF
VA
VA
Status Data
Complement
Status Data
True
Valid Data
Valid Data
t
ACC
t
RC
Note:
VA = Valid address. Illustration shows first status cycle after command sequence, last status read cycle, and array data
read cycle.
Figure 23.
Data# Polling Timings (During Embedded Algorithms)
相關(guān)PDF資料
PDF描述
AM49DL640AH85IS 64 Megabit (4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 16 Mbit (1 M x 16-Bit) Pseudo Static RAM
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AM49DL640BH70IS 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory
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