參數資料
型號: AM42BDS640AGTD9IT
廠商: SPANSION LLC
元件分類: 存儲器
英文描述: Stacked Multi-Chip Package (MCP) Flash Memory and SRAM
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA93
封裝: 8 X 11.60 MM, FBGA-93
文件頁數: 48/72頁
文件大?。?/td> 1060K
代理商: AM42BDS640AGTD9IT
November 1, 2002
Am42BDS640AG
47
P R E L I M I N A R Y
AC CHARACTERISTICS
Asynchronous Read
Notes:
1. Asynchronous Access Time is from the last of either stable addresses or the falling edge of AVD#.
2. Not 100% tested.
Note:
RA = Read Address, RD = Read Data.
Figure 18.
Asynchronous Mode Read with Latched Addresses
Parameter
Description
D8, D9
(54 MHz)
C8, C9
(40 MHz)
Unit
JEDEC
Standard
t
CE
Access Time from CE# Low
Max
70
85
ns
t
ACC
Asynchronous Access Time (Note 1)
Max
70
85
ns
t
AVDP
AVD# Low Time
Min
12
ns
t
AAVDS
Address Setup Time to Rising Edge of AVD
Min
5
ns
t
AAVDH
Address Hold Time from Rising Edge of AVD
Min
7
ns
t
OE
Output Enable to Output Valid
Max
13.5
20
ns
t
OEH
Output Enable Hold
Time
Read
Min
0
ns
Toggle and
Data# Polling
Min
10
ns
t
OEZ
Output Enable to High Z (Note 2)
Max
10
10.5
ns
t
CAS
CE# Setup Time to AVD#
Min
0
ns
t
CE
WE#
A21
-
A0
CE#f
OE#
Valid RD
t
ACC
t
OEH
t
OE
DQ15
-
DQ0
t
OEZ
t
AAVDH
t
AVDP
t
AAVDS
AVD#
RA
t
CAS
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