Product Specifications

PART NO.:

VL470L2925-B3SG

REV: 1.0

Tel 949.888.2444 – 30052 Tomas, Rancho Santa Margarita, CA 92688 USA –

www.virtium.com

5

AC Operating Conditions

All voltages referenced to VSS

TA = 0

Symbol

Parameter

Min

Max

Unit

VIH(AC)

Input High (Logic 1) Voltage

VREF + 0.31

-

V

VIL(AC)

Input Low (Logic 0) Voltage

-

VREF - 0.31

V

VID(AC)

Input Differential Voltage, CK and CK# inputs

0.70

VDDQ + 0.60

V

VIX(AC)

Input Crossing Point Voltage, CK and CK# inputs

0.5*VDDQ - 0.2

0.5*VDDQ + 0.2

V

Input/Output Capacitance

TA=25

Parameter

Symbol

Min

Max

Unit

Input capacitance (A0~A12, BA0~BA1, RAS#, CAS#, WE#)

CIN1

28

44

pF

Input capacitance (CKE0, CKE1)

CIN2

16

24

pF

Input capacitance (CS0#, CS1#)

CIN3

16

24

pF

Input capacitance (CK0, CK0#, CK1, CK1#)

CIN4

16

24

pF

Input/Output capacitance (DQ, DQS, DQS#, DM)

CIO

11

13

pF