K4F661612D Datasheet, PDF(31/35 Page) Samsung semiconductor – 4M X 16BIT CMOS DYNAMIC RAM WITH FAST PAGE MODE

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K4F661612D Datasheet, PDF (31/35 Pages) Samsung semiconductor – 4M X 16BIT CMOS DYNAMIC RAM WITH FAST PAGE MODE

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Industrial Temperature

K4F661612D, K4F641612D

RAS - ONLY REFRESH CYCLE

N O T E : W , O E , D IN = D o nâ²t care

D OUT = OPEN

V IH -

RAS

V IL -

V IH -

UCAS

V IL -

V IH -

LCAS

V IL -

V IH -

V IL -

tCRP

tA S R

tRAH

ROW

ADDR

t RC

tRAS

CAS - BEFORE - RAS REFRESH CYCLE

N O T E : O E , A = D o n â²t care

VIH -

RAS

V IL -

VIH -

UCAS

V IL -

VIH -

LCAS

V IL -

DQ0 ~ DQ7

V OH -

V OL -

DQ8 ~ DQ15

VOH -

V OL -

VIH -

VIL -

tR P

tC R P

tC P

tCSR

tC P

tCSR

tOFF

tC H R

tW R P

tWRH

tRC

tRAS

OPEN

CMOS DRAM

tR P

tRPC

tR P

tR P C

D o n â²t care

Undefined

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