參數(shù)資料
型號(hào): S29AL004D70TFI023
廠商: SPANSION LLC
元件分類: DRAM
英文描述: 4 Megabit (512 Kx 8-Bit/256 K x 16-Bit) CMOS 3.0 Volt-only Boot Sector Flash Memory
中文描述: 256K X 16 FLASH 3V PROM, 70 ns, PDSO48
封裝: MO-142DD, LEAD FREE, TSOP-48
文件頁(yè)數(shù): 47/55頁(yè)
文件大?。?/td> 1481K
代理商: S29AL004D70TFI023
February 18, 2005 S29AL004D_00_A1
S29AL004D
45
A d v a n c e I n f o r m a t i o n
AC Characteristics
Enter
Embedded
Erasing
Note:
Not 100% tested.
Table 13. Temporary Sector Unprotect
Parameter
All Speed Options
JEDEC
Std
Description
Unit
t
VIDR
V
ID
Rise and Fall Time (See Note)
Min
500
ns
t
RSP
RESET# Setup Time for Temporary Sector
Unprotect
Min
4
μs
Note:
The system may use CE# or OE# to toggle DQ2 and DQ6. DQ2 toggles only when read at an address within an
erase-suspended sector.
Figure 21. DQ2 vs. DQ6
Erase
Erase
Resume
Erase
Enter Erase
Suspend Program
Erase Suspend
Read
Erase Suspend
Read
Erase
Suspend
Program
WE#
DQ6
DQ2
Erase
Complete
Erase
Suspend
RESET#
t
VIDR
12 V
0 or 3 V
CE#
WE#
RY/BY#
t
VIDR
t
RSP
Program or Erase Command Sequence
0 or 3 V
Figure 22. Temporary Sector Unprotect Timing Diagram
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