MBM29LV017 データシートの表示（PDF） - Fujitsu

部品番号

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MBM29LV017

CMOS 16M (2M × 8) BIT

Fujitsu 

MBM29LV017-80/-90/-12

s LOGIC SYMBOL

21

A0 to A20

8

DQ0 to DQ7

CE

OE

WE

RESET

RY/BY

Table 1 MBM29LV017 Pin Configuration

Pin

A0 to A20

DQ0 to DQ7

CE

OE

WE

RY/BY

RESET

N.C.

VSS

VCC

Function

Address Inputs

Data Inputs/Outputs

Chip Enable

Output Enable

Write Enable

Ready/Busy Output

Hardware Reset Pin/

Temporary Sector Unprotection

Pin Not Connected Internally

Device Ground

Device Power Supply

Table 2 MBM29LV017 User Bus Operation

Operation

CE OE WE A0 A1 A6 A9

Auto-Select Manufacture Code (1) L

L

H

L

L

L

VID

Auto-Select Device Code (1)

L

L

H

H

L

L

VID

Read (3)

L

L

H

A0

A1

A6 A9

Standby

HXXXXXX

Output Disable

L HHX X X X

Write (Program/Erase)

L

H

L

A0

A1

A6

A9

Enable Sector Protection (2), (4)

L

VID

L

H

L

VID

Verify Sector Protection (2), (4)

L

L

H

L

H

L

VID

Temporary Sector Unprotection (5) X X X X X X X

Reset (Hardware)/Standby

XXXXXXX

A10 DQ0 to DQ7 RESET

L

Code

H

L

Code

H

A10

DOUT

H

X HIGH-Z

H

X HIGH-Z

H

A10

DIN

H

X

X

H

L

Code

H

X

X

VID

X HIGH-Z

L

Legend: L = VIL, H = VIH, X = VIL or VIH. = pulse input. See DC Characteristics for voltage levels.

Notes: 1. Manufacturer and device codes may also be accessed via a command register write sequence. See

Table 6.

2. Refer to the section on Sector Protection.

3. WE can be VIL if OE is VIL, OE at VIH initiates the write operations.

4. VCC = 3.3 V ±10%

5. It is also used for the extended sector protection.

8

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