參數(shù)資料
型號(hào): AM49PDL127BH85IS
廠商: SPANSION LLC
元件分類: 存儲(chǔ)器
英文描述: 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
中文描述: SPECIALTY MEMORY CIRCUIT, PBGA73
封裝: 8 X 11.60 MM, FBGA-73
文件頁(yè)數(shù): 41/86頁(yè)
文件大?。?/td> 588K
代理商: AM49PDL127BH85IS
December 16, 2003
Am49PDL127BH/Am49PDL129BH
39
A D V A N C E I N F O R M A T I O N
Figure 1.
Sector Unprotection Algorithms
In-System Sector Protection/
Sector Protect:
Write 60h to sector
address with
A7-A0 =
00000010
Set up sector
address
Wait 100 μs
Verify Sector
Protect: Write 40h
to sector address
with A7-A0 =
00000010
Read from
sector address
with A7-A0 =
00000010
START
PLSCNT = 1
RESET# = V
ID
Wait 4
μ
s
First Write
Cycle = 60h
Data = 01h
Remove V
from RESET#
Write reset
command
Sector Protect
complete
Yes
Yes
No
PLSCNT
= 25
Yes
Device failed
Increment
PLSCNT
Temporary Sector
Unprotect Mode
No
Sector Unprotect:
Write 60h to sector
address with
A7-A0 =
01000010
Set up first sector
address
Wait 1.2 ms
Verify Sector
Unprotect: Write
40h to sector
address with
A7-A0 =
00000010
Read from
sector address
with A7-A0 =
00000010
START
PLSCNT = 1
RESET# = V
ID
Wait 4
μ
s
Data = 00h
Last sector
verified
Remove V
from RESET#
Write reset
command
Sector Unprotect
complete
Yes
No
PLSCNT
= 1000
Yes
Device failed
Increment
PLSCNT
Temporary Sector
Unprotect Mode
No
All sectors
protected
Yes
Protect all sectors:
The indicated portion
of the sector protect
algorithm must be
performed for all
unprotected sectors
prior to issuing the
first sector
unprotect address
Set up
next sector
address
No
Yes
No
Yes
No
No
Yes
No
Sector Protect
Algorithm
Sector Unprotect
Algorithm
First Write
Cycle = 60h
Protect another
sector
Reset
PLSCNT = 1
Remove V
from RESET#
Write reset
command
Sector Protect
complete
Remove V
from RESET#
Write reset
command
Sector Unprotect
complete
相關(guān)PDF資料
PDF描述
AM49PDL127BH85IT 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
AM49PDL129BH 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
AM49PDL129BH66IS 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
AM49PDL129BH66IT 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
AM49PDL129BH85IS 128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AM49PDL127BH85IT 制造商:SPANSION 制造商全稱:SPANSION 功能描述:128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 32 Mbit (2 M x 16-Bit) CMOS
AM49PDL129AH 制造商:SPANSION 制造商全稱:SPANSION 功能描述:128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 16 Mbit (1 M x 16-Bit) CMOS Pseudo Static RAM
AM49PDL129AH61IS 制造商:SPANSION 制造商全稱:SPANSION 功能描述:128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 16 Mbit (1 M x 16-Bit) CMOS Pseudo Static RAM
AM49PDL129AH61IT 制造商:SPANSION 制造商全稱:SPANSION 功能描述:128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 16 Mbit (1 M x 16-Bit) CMOS Pseudo Static RAM
AM49PDL129AH70IS 制造商:SPANSION 制造商全稱:SPANSION 功能描述:128 Megabit (8 M x 16-Bit) CMOS 3.0 Volt-only, Simultaneous Operation Flash Memory and 16 Mbit (1 M x 16-Bit) CMOS Pseudo Static RAM