ADSP-2183KCA-210 データシートの表示（PDF） - Analog Devices

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ADSP-2183KCA-210

DSP Microcomputer

Analog Devices 

ADSP-2183

Parameter

Memory Read

Timing Requirements:

tRDD

RD Low to Data Valid

tAA

A0–A13, xMS to Data Valid

tRDH

Data Hold from RD High

Switching Characteristics:

tRP

RD Pulsewidth

tCRD

CLKOUT High to RD Low

tASR

A0–A13, xMS Setup before RD Low

tRDA

A0–A13, xMS Hold after RD Deasserted

tRWR

RD High to RD or WR Low

w = wait states × tCK.

xMS = PMS, DMS, CMS, IOMS, BMS.

Min

0

0.5tCK – 5 + w

0.25tCK – 2

0.25tCK – 4

0.25tCK – 3

0.5tCK – 5

Max

Unit

0.5tCK – 8 + w

ns

0.75tCK – 10.5 + w ns

ns

ns

0.25tCK + 7

ns

ns

ns

ns

CLKOUT

A0 – A13

DMS, PMS,

BMS, IOMS,

CMS

RD

D

WR

tASR

tCRD

tRP

tRDD

tAA

tRDA

tRWR

tRDH

Figure 11. Memory Read

–16–

REV. C

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