參數(shù)資料
型號: AM42BDS640AGBD8IS
廠商: SPANSION LLC
元件分類: 存儲器
英文描述: RES 93.1K-OHM 0.1% 0.125W 50PPM THIN-FILM SMD-1206 TR-7-PL ROHS
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA93
封裝: 8 X 11.60 MM, FBGA-93
文件頁數(shù): 58/72頁
文件大?。?/td> 1060K
代理商: AM42BDS640AGBD8IS
November 1, 2002
Am42BDS640AG
57
P R E L I M I N A R Y
AC CHARACTERISTICS
Notes:
1. Status reads in figure are shown as asynchronous.
2. VA = Valid Address. Two read cycles are required to
determine status. When the Embedded Algorithm
operation is complete, and Data# Polling will output true
data.
3. AVD# must toggle between data reads.
Figure 27.
Data# Polling Timings (During Embedded Algorithm)
Notes:
1. Status reads in figure are shown as asynchronous.
2. VA = Valid Address. Two read cycles are required to
determine status. When the Embedded Algorithm
operation is complete, the toggle bits will stop toggling.
3. AVD# must toggle between data reads.
Figure 28.
Toggle Bit Timings (During Embedded Algorithm)
WE#
CE#f
OE#
t
OE
Addresses
AVD#
t
OEH
t
CE
t
CH
t
OEZ
t
CEZ
Status Data
Status Data
t
ACC
VA
VA
Data
WE#
CE#f
OE#
t
OE
Addresses
Data
AVD#
t
OEH
t
CE
t
CH
t
OEZ
t
CEZ
Status Data
Status Data
t
ACC
VA
VA
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