恒忆嵌入式闪存( J3 V 。 D)
目录
1.0
介绍
.............................................................................................................. 6
1.1
命名法..................................................................................................... 6
1.2
Acronyms........................................................................................................... 6
1.3
约定....................................................................................................... 7
功能概述
.................................................................................................. 8
2.1
框图................................................ .................................................. 10
2.2
内存Map..................................................................................................... 11
包装信息
............................................................................................... 12
3.1
56引脚TSOP封装( 32 , 64 , 128兆位) ..................................... ....................... 12
3.2
易BGA封装( 32 , 64 , 128和256兆位) ..................................... ................. 13
Ballouts和信号说明.............................................. ................................
15
4.1
易BGA Ballout ( 32/64/128兆位) ....................................... .............................. 15
4.2
56引脚TSOP封装引脚( 32/64/128兆位) .................................... ................ 17
4.3
信号说明................................................ ............................................ 17
最大额定值和工作条件............................................. ...............
19
5.1
绝对最大额定值............................................... .................................. 19
5.2
工作条件................................................ ......................................... 19
5.3
上电/掉电.............................................. .................................................. 19
5.3.1上电/下特性......................................... ....................... 20
5.3.2电源去耦............................................ ............................ 20
5.4
Reset............................................................................................................... 20
电气特性
......................................................................................... 21
6.1
DC电流规格............................................... .................................... 21
6.2
直流电压规格............................................... ..................................... 22
6.3
Capacitance...................................................................................................... 22
AC特性
................................................................................................... 23
7.1
读Specifications............................................................................................ 23
7.2
写规范................................................ ........................................... 27
7.3
编程,擦除,块锁规格.......................................... .................. 29
7.4
重置Specifications........................................................................................... 29
7.5
AC测试条件............................................... ............................................. 30
公共汽车Interface...........................................................................................................
31
8.1
总线读........................................................................................................ 32
8.1.1异步页模式阅读........................................... ..................... 32
8.1.2输出禁止............................................. .......................................... 33
8.2
公共汽车Writes........................................................................................................ 33
8.3
待机........................................................................................................... 34
8.3.1复位/掉电.......................................... ....................................... 34
8.4
设备Commands............................................................................................. 34
Flash操作
..................................................................................................... 36
9.1
状态寄存器................................................ ................................................. 36
9.1.1清除状态寄存器........................................... ......................... 37
9.2
读操作................................................ ............................................... 37
9.2.1读阵列............................................. ............................................... 37
9.2.2读状态寄存器............................................ .................................. 38
9.2.3读取设备信息............................................ ............................. 38
9.2.4 CFI查询............................................. ................................................ 38
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
2007年11月
308551-05
数据表
3