VDD8608A8A-75BA Просмотр технического описания (PDF) - A-Data Technology

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производитель

VDD8608A8A-75BA

Double Data Rate SDRAM 4M x 16 Bit x 4 Banks

A-Data Technology 

A-Data

ADD8616A8A

AC Test Condition

Voltage referenced to Vss = 0V, TA = 0 to 70 ℃

Parameter

AC input high level voltage

AC input low level voltage

Input Reference Voltage

Termination Voltage

Input Signal Peak to Peak Swing

Input Difference Voltage. CLK and /CLK Inputs

Symbol

Value

Unit

VIH

VREF+0.31

V

VIL

VREF-0.31

V

VREF

0.5xVDDQ

V

VTT

0.5xVDDQ

V

VSWING

1.0

V

VID

1.5

V

Note

Capacitance

TA=25℃, f-=1Mhz

Parameter

Pin

Input capacitance

CK, /CK

A0~A12,BS0,BS1,CKE,/CS,/RAS,

/CAS,/WE,DQM

Data input / output capacitance DQM

Symbol

Cl1

Cl2

CI/O

Min

Max Unit

2

3.0

pF

2

3.0

pF

4

5

pF

Output load circuit

Vtt=0.5*VDDQ

Output

RT=50Ω

Z0=50Ω

C LOAD = 3 0 p F

VREF

=0.5*V DDQ

Output Load Circuit (SSTL_2)

Rev 2 April, 2002

5

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