29LV650 参数 Datasheet PDF下载

型号：	29LV650
PDF下载：	下载PDF文件查看货源
内容描述：	64M （ 4M ×16 ）位 [64M (4M x 16) BIT]
分类和应用：
文件页数/大小：	57 页 / 587 K
品牌：	FUJITSU [ FUJITSU ]

MBM29LV650UE/651UE-90/12

Table 3 MBM29LV650UE/651UE Command Definitions

Fourth Bus

Read/Write

Cycle

Bus

Write

First Bus Second Bus Third Bus

Write Cycle Write Cycle Write Cycle

Fifth Bus

Sixth Bus

Command

Sequence

Write Cycle Write Cycle

Cycles

Req’d

Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data Addr. Data

Read/Reset

Autoselect

XXXh F0h

—

XXXh AAh XXXh 55h XXXh F0h

XXXh AAh XXXh 55h XXXh 90h

XXXh AAh XXXh 55h XXXh A0h

Program

Chip Erase

XXXh AAh XXXh 55h XXXh 80h XXXh AAh XXXh 55h XXXh 10h

Sector Erase

Erase Suspend

Erase Resume

Set to Fast Mode

Fast Program *1

XXXh AAh XXXh 55h XXXh 80h XXXh AAh XXXh 55h

—

30h

—

XXXh B0h

XXXh 30h

—

XXXh AAh XXXh 55h XXXh 20h

—

XXXh A0h

—

Reset from Fast

Mode *1

XXXh 90h XXXh F0h

—

Extended Sector

Group Protection

XXXh 60h SPA 60h SPA 40h SPA SD

Query *3

XXh 98h

—

Hi-ROM Entry

XXXh AAh XXXh 55h XXXh 88h

XXXh AAh XXXh 55h XXXh A0h

Hi-ROM

Program *4

—

Hi-ROMExit *4

XXXh AAh XXXh 55h XXXh 90h XXXh 00h

*1: This command is valid while Fast Mode.

*2: This command is valid while RESET = VID.

*3: The valid addresses are A⁶to A0.

*4: This command is valid while Hi-ROM mode.

Note:1. Address bits = X = “H” or “L” for all address commands except or Program Address (PA) and Sector Address

(SA).

2.Bus operations are defined in Table 2.

3.RA = Address of the memory location to be read.

PA = Address of the memory location to be programmed. Addresses are latched on the falling edge of

the write pulse.

SA = Addressofthesectortobeerased. ThecombinationofA²¹, A20, A19, A18, A17,A16, andA15 willuniquely

select any sector.

4.RD = Data read from location RA during read operation.

PD = Data to be programmed at location PA. Data is latched on the falling edge of write pulse.

5.SPA = Sector group address to be protected. Set sector group address (SGA) and (A⁶, A1, A0) = (0, 1, 0).

SD = Sector group protection verify data. Output 01h at protected sector group addresses and output

00h at unprotected sector group addresses.

6.Both Read/Reset commands are functionally equivalent, resetting the device to the read mode.

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