M29W800DB70N6 View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M29W800DB70N6

8-Mbit (1 Mbit x 8 or 512 Kbits x 16, boot block) 3 V supply flash memory

STMicroelectronics 

Figure 20. Programmer Equipment Block Protect Flowchart

M29W800DT, M29W800DB

START

ADDRESS = BLOCK ADDRESS

W = VIH

n=0

G, A9 = VID,

E = VIL

Wait 4µs

W = VIL

Wait 100µs

W = VIH

E, G = VIH,

A0, A6 = VIL,

A1 = VIH

E = VIL

Wait 4µs

G = VIL

Wait 60ns

Read DATA

DATA NO

=

01h

YES

A9 = VIH

E, G = VIH

PASS

++n NO

= 25

YES

A9 = VIH

E, G = VIH

FAIL

AI03469

37/42

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