M28LV64-200K6 Просмотр технического описания (PDF) - STMicroelectronics

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Компоненты Описание

производитель

M28LV64-200K6

64K (8K x 8) LOW VOLTAGE PARALLEL EEPROM with SOFTWARE DATA PROTECTION

STMicroelectronics 

Figure 12. Page Write Mode AC Waveforms - Write Enable Controlled

M28LV64

A0-A12

Addr 0

Addr 1

Addr 2

Addr n

E

G

W

DQ0-DQ7

tWHWL

tWLWH

Byte 0

Byte 1

tWHWH

Byte 2

DQ5

RB

tWHRL

tPLTS

tWHRH

tWHWH

Byte n

Byte n

AI00752C

Figure 13. Software Protected Write Cycle Waveforms

G

E

W

A0-A5

A6-A12

DQ0-DQ7

tAVEL

tWLWH

tWHWL

tWHWH

tWLAX

Byte Address

tWHDX

1555h

0AAAh

1555h

Page Address

tDVWH

AAh

55h

A0h

Byte 0

Byte 62

Byte 63

AI01358

Note: A6 through A12 must specify the same page address during each high to low transition of W (or E) after the software code has been

entered. G must be high only when W and E are both low.

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