RMLD232UAW datasheet(36/50 Pages) EMLSI

No. de pieza	RMLD232UAW

Descripción Electrónicos	2M x 32 bit Low Power DDR SDRAM

PDF	50 Pages

Scroll/Zoom	100%

Fabricante Electrónico	EMLSI [Emerging Memory & Logic Solutions Inc]

Página de inicio	http://www.emlsi.com

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36 / 50 page

Rev 0.7

64Mb Low Power DDR SDRAM

Advanced

AC Operating Test Conditions (VDD = 1.7V - 1.95V, TA = -25 to 85 )

Input/Output Capacitance (VDD=1.8V, VDDQ=1.8V, TA=25 , f=1 )

Parameter

Value

Unit

AC input levels(Vih/Vil)

0.8

VDDQ / 0.2

VDDQ

Input timing measurement reference level

0.5

VDDQ

Input signal minimum slew rate

1.0

Output timing measurement reference level

0.5

VDDQ

Output load condition

See Figure 2

Parameter

Symbol

Min

Max

Unit

Input capacitance

(A0 ~ A11, BA0 ~ BA1, CKE, CS, RAS, CAS, WE)

CIN1

1.5

3.0

Input capacitance(CK, CK)

CIN2

1.5

3.5

Data & DQS input/output capacitance

COUT

2.0

4.5

Input capacitance(DM)

CIN3

2.0

4.5

1.8V

13.9

VOH (DC) =0.9

VDDQ, IOH = -0.1

VOL (DC) =0.1

VDDQ , IOL = 0.1

Z0=50

Vtt=0.5

VDDQ

(Full DS)

Figure 1. DC Output Load Circuit

Figure 2. AC Output Load Circuit

Output

10.6

(Half DS)

(Quarter DS)

2.5

(Octant DS)

RMLD232UAW Datasheet(PDF) 36 Page - Emerging Memory & Logic Solutions Inc

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