MB84VD21082 View Datasheet(PDF) - Spansion Inc.

Part Name

Description

Manufacturer

MB84VD21082

16M (×8/×16) FLASH MEMORY & 2M (×8/×16) STATIC RAM

Spansion Inc. 

MB84VD2108XEM/2109XEM-70

s PIN DESCRIPTION

Pin Name

A16 to A0

A19 to A17, A-1

SA

DQ15 to DQ0

CEf

CE1s

CE2s

OE

WE

RY/BY

UB

LB

CIOf

CIOs

RESET

WP/ACC

N.C.

VSS

VCCf

VCCs

Function

Address Inputs (Common)

Address Input (Flash)

Address Input (SRAM)

Data Inputs / Outputs (Common)

Chip Enable (Flash)

Chip Enable (SRAM)

Chip Enable (SRAM)

Output Enable (Common)

Write Enable (Common)

Ready/Busy Outputs (Flash) Open Drain

Output

Upper Byte Control (SRAM)

Lower Byte Control (SRAM)

I/O Configuration (Flash)

CIOf=VCCf is Word mode ( ×16),

CIOf=VSS is Byte mode ( × 8)

I/O Configuration (SRAM)

CIOs=VCCs is Word mode (×16),

CIOs=VSS is Byte mode (× 8)

Hardware Reset Pin / Sector Protection Un-

lock (Flash)

Write Protect / Acceleration (Flash)

No Internal Connection

Device Ground (Common)

Device Power Supply (Flash)

Device Power Supply (SRAM)

Input/Output

I

I

I

I/O

I

I

I

I

I

O

I

I

I

I

I

I

—

Power

Power

Power

4

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