T4312816A Ver la hoja de datos (PDF) - Taiwan Memory Technology

Número de pieza

componentes Descripción

Fabricante

T4312816A

8M x 16 SDRAM 2M x 16bit x 4Banks Synchronous DRAM

Taiwan Memory Technology 

tm TE

CH

AC OPERATING CONDITIONS

(VDD=3.3V ±0.3V ,TA= 0 to 70°C)

Parameter

Input levels (VIH/VIL)

Input timing measurement reference level

Input rise and fall time

Output timing measurement reference level

Output load condition

Preliminary T4312816A

Value

2.4 / 0.4

1.4

tr / tf = 1 / 1

1.4

See Fig.2

Unit

V

V

ns

V

Output

870 ohm

3.3V

1200 ohm

30pf

V O H (D C )= 2.4,IO H = -4m A

V O L(D C )= 0.4 ,IO L= 4 m A

Output

ZO=50 ohm

Vtt=1.4v

50 ohm

30pf

(Fig.1) DC Output Load Circuit

(Fig.2)AC Output Load Circuit

TM Technology Inc. reserves the right

P. 6

to change products or specifications without notice.

Publication Date: APR. 2003

Revision: 0.B

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