參數(shù)資料
型號: AT29BV020
廠商: Atmel Corp.
英文描述: 256K x 8 Single 2.7-volt Battery-Voltage Flash Memory(256K x 8單電源2.7V Battery-Voltage技術(shù)閃速存儲器)
中文描述: 256K × 8單2.7伏電池電壓快閃記憶體(256K × 8單電源為2.7V電池電壓技術(shù)閃速存儲器)
文件頁數(shù): 9/12頁
文件大?。?/td> 139K
代理商: AT29BV020
AT29BV020
9
Software Product Identification Entry
(1)
Software Product Identification Exit
(1)
Notes for software product identification:
1.
Data Format: I/O7 - I/O0 (Hex);
Address Format: A14 - A0 (Hex).
2.
A1 - A17 = V
IL
.
Manufacturer Code is read for A0 = V
IL
;
Device Code is read for A0 = V
IH
.
3.
The device does not remain in identification mode if
powered down.
4.
The device returns to standard operation mode.
5.
Manufacturer Code is 1F. The Device Code is BA.
Boot Block Lockout
Feature Enable Algorithm
(1)
Notes for boot block lockout feature enable:
1.
Data Format: I/O7 - I/O0 (Hex);
Address Format: A14 - A0 (Hex).
2.
Lockout feature set on lower address boot block.
3.
Lockout feature set on higher address boot block.
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA 90
TO
ADDRESS 5555
PAUSE 20 mS
ENTER PRODUCT
IDENTIFICATION
MODE
(2)(3)
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA F0
TO
ADDRESS 5555
PAUSE 20 mS
EXIT PRODUCT
IDENTIFICATION
MODE
(4)
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA 80
TO
ADDRESS 5555
LOAD DATA AA
TO
ADDRESS 5555
LOAD DATA 55
TO
ADDRESS 2AAA
LOAD DATA 40
TO
ADDRESS 5555
LOAD DATA 00
TO
ADDRESS 00000H
(2)
PAUSE 20 mS
LOAD DATA FF
TO
ADDRESS FFFFFH
(3)
PAUSE 20 mS
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
AT29BV020_08 制造商:ATMEL 制造商全稱:ATMEL Corporation 功能描述:2-megabit (256K x 8) Single 2.7-volt Battery-Voltage Flash Memory
AT29BV020-12JC 功能描述:閃存 2M (256K X 8) 2.7V- 120NS COM TEMP RoHS:否 制造商:ON Semiconductor 數(shù)據(jù)總線寬度:1 bit 存儲類型:Flash 存儲容量:2 MB 結(jié)構(gòu):256 K x 8 定時類型: 接口類型:SPI 訪問時間: 電源電壓-最大:3.6 V 電源電壓-最小:2.3 V 最大工作電流:15 mA 工作溫度:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體: 封裝:Reel
AT29BV020-12JI 功能描述:閃存 2M (256K X 8) 2.7V- 120NS IND TEMP RoHS:否 制造商:ON Semiconductor 數(shù)據(jù)總線寬度:1 bit 存儲類型:Flash 存儲容量:2 MB 結(jié)構(gòu):256 K x 8 定時類型: 接口類型:SPI 訪問時間: 電源電壓-最大:3.6 V 電源電壓-最小:2.3 V 最大工作電流:15 mA 工作溫度:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體: 封裝:Reel
AT29BV020-12JU 功能描述:閃存 Parallel 閃存 120NS, GR RoHS:否 制造商:ON Semiconductor 數(shù)據(jù)總線寬度:1 bit 存儲類型:Flash 存儲容量:2 MB 結(jié)構(gòu):256 K x 8 定時類型: 接口類型:SPI 訪問時間: 電源電壓-最大:3.6 V 電源電壓-最小:2.3 V 最大工作電流:15 mA 工作溫度:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體: 封裝:Reel
AT29BV020-12TC 功能描述:閃存 2M (256K X 8) 2.7V- 120NS COM TEMP RoHS:否 制造商:ON Semiconductor 數(shù)據(jù)總線寬度:1 bit 存儲類型:Flash 存儲容量:2 MB 結(jié)構(gòu):256 K x 8 定時類型: 接口類型:SPI 訪問時間: 電源電壓-最大:3.6 V 電源電壓-最小:2.3 V 最大工作電流:15 mA 工作溫度:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體: 封裝:Reel