參數(shù)資料
型號: D640H55VI
廠商: Spansion Inc.
英文描述: 64 Megabit (8 M x 8-Bit/4 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Read/Write Flash Memory
中文描述: 64兆位(8米× 8位/ 4米x 16位),3.0伏的CMOS只,同步讀/寫閃存
文件頁數(shù): 40/54頁
文件大?。?/td> 850K
代理商: D640H55VI
38
Am29DL640H
June 7, 2005
AC CHARACTERISTICS
Word/Byte Configuration (BYTE#)
Parameter
Speed Options
JEDEC
Std.
Description
55
60
70
90
Unit
t
ELFL/
t
ELFH
CE# to BYTE# Switching Low or High
Max
5
ns
t
FLQZ
BYTE# Switching Low to Output HIGH Z
Max
16
ns
t
FHQV
BYTE# Switching High to Output Active
Min
55
60
70
90
ns
DQ15
Output
Data Output
(DQ7–DQ0)
CE#
OE#
BYTE#
t
ELFL
DQ14–DQ0
Data Output
(DQ14–DQ0)
DQ15/A-1
Address
Input
t
FLQZ
BYTE#
Switching
from word
to byte
mode
DQ15
Output
Data Output
(DQ7–DQ0)
BYTE#
t
ELFH
DQ14–DQ0
Data Output
(DQ14–DQ0)
DQ15/A-1
Address
Input
t
FHQV
BYTE#
Switching
from byte
to word
mode
Figure 16.
BYTE# Timings for Read Operations
Note:
Refer to the Erase/Program Operations table for t
AS
and t
AH
specifications.
Figure 17.
BYTE# Timings for Write Operations
CE#
WE#
BYTE#
The falling edge of the last WE# signal
t
HOLD
(t
AH
)
t
SET
(t
AS
)
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