參數(shù)資料
型號(hào): AM49DL640AH
廠商: Spansion Inc.
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: 64兆位(4個(gè)M x 16位),3.0伏的CMOS只,同時(shí)作業(yè)閃存和16兆位(1米× 16位),偽靜態(tài)存儲(chǔ)器
文件頁數(shù): 42/63頁
文件大?。?/td> 495K
代理商: AM49DL640AH
40
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
Read-Only Operations
Notes:
1. Not 100% tested.
2. See Figure 12 and Table 14 for test specifications
3. Measurements performed by placing a 50
termination on the data pin with a bias of V
CC
/2. The time from OE# high to the
data bus driven to V
CC
/2 is taken as t
DF
.
Parameter
Description
Test Setup
Speed
JEDEC
Std.
56
70
85
Unit
t
AVAV
t
RC
Read Cycle Time (Note 1)
Min
55
70
85
ns
t
AVQV
t
ACC
Address to Output Delay
CE#f, OE# = V
IL
Max
55
70
85
ns
t
ELQV
t
CE
Chip Enable to Output Delay
OE# = V
IL
Max
55
70
85
ns
t
GLQV
t
OE
Output Enable to Output Delay
Max
25
30
40
ns
t
EHQZ
t
DF
Chip Enable to Output High Z
(Notes 1, 3)
Max
25
30
35
ns
t
GHQZ
t
DF
Output Enable to Output High Z
(Notes 1, 3)
Max
30
ns
t
AXQX
t
OH
Output Hold Time From Addresses,
CE#f or OE#, Whichever Occurs First
Min
0
ns
t
OEH
Output Enable Hold
Time (Note 1)
Read
Min
0
ns
Toggle and
Data# Polling
Min
10
ns
t
OH
t
CE
Outputs
WE#
Addresses
CE#f
OE#
HIGH Z
Output Valid
HIGH Z
Addresses Stable
t
RC
t
ACC
t
OEH
t
RH
t
OE
t
RH
0 V
RY/BY#
RESET#
t
DF
Figure 15.
Read Operation Timings
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AM49DL640AH56IS 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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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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AM49DL640AH56IT 制造商:SPANSION 制造商全稱:SPANSION 功能描述: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
AM49DL640AH70IS 制造商:SPANSION 制造商全稱:SPANSION 功能描述: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
AM49DL640AH70IT 制造商:SPANSION 制造商全稱:SPANSION 功能描述: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
AM49DL640AH85IS 制造商:SPANSION 制造商全稱:SPANSION 功能描述: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