參數(shù)資料
型號: AM29BDS640G
廠商: Spansion Inc.
英文描述: 64 Megabit (4 M x 16-Bit) CMOS 1.8 Volt-only Simultaneous Read/Write, Burst Mode Flash Memory
中文描述: 64兆位(4個M x 16位)的CMOS 1.8伏,只有同時(shí)讀/寫,突發(fā)模式閃存
文件頁數(shù): 33/65頁
文件大?。?/td> 899K
代理商: AM29BDS640G
38
Am29BDS640G
October 31, 2002
AD V A NCE
INF O R M A T IO N
AC CHARACTERISTICS
Synchronous/Burst Read
Note:
1. Addresses are latched on the first of either the active edge of CLK or the rising edge of AVD#.
Parameter
Description
D8
(54 MHz)
D3
(54 MHz)
C8
(40 MHz)
C3
(40 MHz)
Unit
JEDEC
Standard
tIACC
Latency (Even Address in Reduced
Wait-State Handshaking Mode)
Max
87.5
95
ns
Parameter
Description
D8, D9
(54 MHz)
D3, D4
(40 MHz)
C8, C9
(40 MHz)
C3, C4
(54 MHz)
Unit
JEDEC
Standard
tIACC
Latency—(Standard Handshaking or
Odd Address in Handshake mode)
Max
106
120
ns
tBACC
Burst Access Time Valid Clock to Output
Delay
Max
13.5
20
ns
tACS
Address Setup Time to CLK (Note 1)
Min
5
ns
tACH
Address Hold Time from CLK (Note 1)
Min
7
ns
tBDH
Data Hold Time from Next Clock Cycle
Min
3
ns
tOE
Output Enable to Output Valid
Max
13.5
20
ns
tCEZ
Chip Enable to High Z
Max
10
10.5
10
10.5
ns
tOEZ
Output Enable to High Z
Max
10
10.5
10
10.5
ns
tCES
CE# Setup Time to CLK
Min
5
ns
tRDYS
RDY Setup Time to CLK
Min
5
4.5
5
4.5
ns
tRACC
Ready Access Time from CLK
Max
13.5
14
20
ns
tAAS
Address Setup Time to AVD# (Note 1)
Min
5
ns
tAAH
Address Hold Time to AVD# (Note 1)
Min
7
ns
tCAS
CE# Setup Time to AVD#
Min
0
ns
tAVC
AVD# Low to CLK
Min
5
ns
tAVD
AVD# Pulse
Min
12
ns
tACC
Access Time
Max
70
ns
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