DMA2286 datasheet(40/48 Pages) MICRONAS

40 / 48 page

DMA 2275, DMA 2286

9.6.4. Sound DRAM Interface Characteristics at TA = 0 to 65 °C, VSUP = 4.75 to 5.25 V, fΦA = 18.432 MHz

Symbol

Parameter

Pin No.

Min.

Typ.

Max.

Unit

Test Conditions

VDIL

RAM Data Input Low Voltage

–

0.8

VDIH

RAM Data Input High Voltage

2.0

–

VDOL

RAM Data Output Low Voltage

–

0.4

IDO = 1.6 mA

VDOH

RAM Data Output High Voltage

2.4

–

–IDO = 0.1 mA

tDT

RAM Data Output

Transition Time

–

CL = 10 pF

tDIS

RAM Data Input Setup Time

before CAS Output High

1, 8, 68

–

tDIH

RAM Data Input Hold Time

after CAS Output High

–

tDHR

RAM Data Output Hold Time

after RAS Output Low

140

–

tDS

RAM Data Output Setup Time

before CAS Output Low

–

tDH

RAM Data Output Hold Time

after CAS Output Low

–

VAOL

RAM Address Output

Low Voltage

2 to 6,

9 to 11

–

0.4

IAO = 1.6 mA

VAOH

RAM Address Output

High Voltage

2.4

–

–IAO = 0.1 mA

tAT

RAM Address Output

Transition Time

–

CL = 10 pF

tRAH

Row Address Output Hold Time

after RAS Output Low

2 to 6,

9 to 11,

868

–

tASR

Row Address Output Setup

Time before RAS Output Low

8, 68

–

tAR

Column Address Output Hold

Time after RAS Output Low

125

–

tCAH

Column Address Output Hold

Time after CAS Output Low

–

tASC

Column Address Output Setup

Time before CAS Output Low

–

VRASOL

RAS Output Low Voltage

–

0.4

IRASO = 1.6 mA

VRASOH

RAS Output High Voltage

2.4

–

–IRASO = 0.1 mA

tRAST

RAS Output Transition Time

–

CL = 10 pF

tRAS

RAS Output Low Pulsewidth

125

–

3000

tRP

RAS Output Precharge Time

130

–

DMA2286 bảng dữ liệu(PDF) 40 Page - Micronas

DMA2286 bảng dữ liệu(HTML) 40 Page - Micronas

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48

bảng dữ liệu tải về

Link URL