AS4C64M8D1 datasheet(11/64 Pages) ALSC

11 / 64 page

AS4C64M8D1

Confidential

Rev.

2.0

Oct. /2014

Table 12. Absolute Maximum Rating

Symbol

Item

Rating

Unit

VIN, VOUT

Input, Output Voltage

- 0.5~ VDDQ + 0.5

VDD, VDDQ

Power Supply Voltage

- 1~3.6

Ambient Temperature

0~70

°C

TSTG

Storage Temperature

- 55~150

°C

TSOLDER

Soldering Temperature

260

°C

Power Dissipation

IOS

Short Circuit Output Current

Note1: Stress greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to

the device.

Note2: These voltages are relative to Vss

Table 13. Recommended D.C. Operating Conditions (TA = 0 ~ 70 C)

Symbol

Parameter

Min.

Max.

Unit

VDD

Power Supply Voltage

2.3

2.7

VDDQ

Power Supply Voltage (for I/O Buffer)

2.3

2.7

VREF

Input Reference Voltage

0.49 x VDDQ

0.51 x VDDQ

VIH (DC)

Input High Voltage (DC)

VREF + 0.15

VDDQ + 0.3

VIL (DC)

Input Low Voltage (DC)

-0.3

VREF – 0.15

VTT

Termination Voltage

VREF - 0.04

VREF + 0.04

VIN (DC)

Input Voltage Level, CK and CK inputs

-0.3

VDDQ + 0.3

VID (DC)

Input Different Voltage, CK and CK inputs

0.36

VDDQ + 0.6

Input leakage current

-2

A

IOZ

Output leakage current

-5

A

IOH

Output High current (VOUT = 1.95V)

-16.2

IOL

Output Low current (VOUT = 0.35V)

16.2

Note : All voltages are referenced to VSS.

Table 14. Capacitance (VDD = 2.5V, f = 1MHz, TA = 25 C)

Symbol

Parameter

Min.

Max.

Unit

CIN1

Input Capacitance (CK, CK )

CIN2

Input Capacitance (All other input-only pins)

CI/O

DQ, DQS, DM Input/Output Capacitance

Note: These parameters are guaranteed by design, periodically sampled and are not 100% tested

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