參數(shù)資料
型號: AM49BDS640AH
廠商: Spansion Inc.
英文描述: Stacked Multichip Package (MCP), Flash Memory and pSRAM CMOS 1.8 Volt-only Simultaneous Read/Write
中文描述: 堆疊多芯片封裝(MCP),閃存和1.8伏,只有同時讀/寫移動存儲芯片的CMOS
文件頁數(shù): 63/84頁
文件大?。?/td> 763K
代理商: AM49BDS640AH
December 5, 2003
Am49BDS640AH
61
A D V A N C E I N F O R M A T I O N
AC CHARACTERISTICS
Notes:
1. PA = Program Address, PD = Program Data, VA = Valid Address for reading status bits.
2. “In progress” and “complete” refer to status of program operation.
3. A21–A12 are don’t care during command sequence unlock cycles.
4. CLK can be either V
IL
or V
IH
.
5. The Asynchronous programming operation is independent of the Set Device Read Mode bit in the Configuration Register.
Figure 31.
Asynchronous Program Operation Timings: AVD# Latched Addresses
OE#
CE#f
Data
Addresses
AVD#
WE#
CLK
V
CC
f
t
AS
t
WP
t
AH
t
WC
t
WPH
PA
t
VCS
t
CS
t
DH
t
CH
In
Progress
t
WHWH1
VA
Complete
VA
Program Command Sequence (last two cycles)
Read Status Data
t
DS
V
IH
V
IL
t
AVDP
A0h
555h
PD
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