參數(shù)資料
型號(hào)： A29L400ATV-70
廠商： AMIC Technology Corporation
英文描述： 512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
中文描述： 為512k × 8位/ 256 × 16位的CMOS 3.0伏只，引導(dǎo)扇區(qū)閃存
文件頁(yè)數(shù)： 11/38頁(yè)
文件大?。?/td> 539K
代理商： A29L400ATV-70
A29L400A Series
PRELIMINARY
(July, 2005, Version 0.0)
10
AMIC Technology, Corp.
START
PLSCNT=1
RESET=V
ID
Wait 1 us
First Write
Cycle=60h
Set up sector
address
Sector Protect
Write 60h to sector
address with A6=0,
A1=1, A0=0
Wait 150 us
Verify Sector
Protect: Write 40h
to sector address
with A6=0, A1=1,
A0=0
Read from
sector address
with A6=0,
A1=1, A0=0
Data=01h
Protect another
sector
Remove V
ID
from RESET
Write reset
command
Sector Protect
complete
Sector Protect
Algorithm
Temporary Sector
Unprotect Mode
Increment
PLSCNT
PLSCNT
=25
Device failed
No
No
No
Yes
Reset
PLSCNT=1
Yes
Yes
No
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
START
PLSCNT=1
RESET=V
ID
Wait 1 us
First Write
Cycle=60h
No
Temporary Sector
Unprotect Mode
Yes
No
All sectors
protected
Set up first sector
address
Sector Unprotect:
Write 60h to sector
address with A6=1,
A1=1, A0=0
Wait 500 ms
Verify Sector
Unprotect : Write
40h to sector
address with A6=1,
A1=1, A0=0
Read from sector
address with A6=1,
A1=1, A0=0
Data=00h
Last sector
verified
Remove V
ID
from RESET
Write reset
Command
Sector Unprotect
complete
Yes
Yes
Set up
next sector
address
No
Yes
Yes
Sector Unprotect
Algorithm
Increment
PLSCNT
PLSCNT=
1000
Device failed
Yes
No
No
Figure 2. In-System Sector Protect/Unprotect Algorithms
相關(guān)PDF資料
PDF描述
A29L400ATV-70F 512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
A29L400ATV-70I 512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
A29L400ATV-70IF 512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
A29L400TG-90U Replaced by PT78ST109 : 9Vout 1.5A Wide Input Positive Step-Down ISR 3-SIP MODULE -40 to 85
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
A29L400ATV-70F 制造商:AMIC Technology 功能描述:IC SM FLASH 4MB 3V TOP BOOT 制造商:AMIC Technology 功能描述:IC, SM, FLASH, 4MB, 3V, TOP BOOT 制造商:AMIC Technology 功能描述:IC, SM, FLASH, 4MB, 3V, TOP BOOT; Memory Size:4Mbit; Memory Configuration:512K x 8, 256K x 16; Supply Voltage Min:2.7V; Supply Voltage Max:3.6V; Memory Case Style:TSOP; No. of Pins:48; Access Time:70ns; Operating Temperature Min:0C;;RoHS Compliant: Yes
A29L400ATV-70I 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
A29L400ATV-70IF 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
A29L400ATV-70U 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
A29L400ATV-70UF 制造商:AMICC 制造商全稱:AMIC Technology 功能描述:512K X 8 Bit / 256K X 16 Bit CMOS 3.0 Volt-only, Boot Sector Flash Memory
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