DTM64360B datasheet(4/13 Pages) ETC2

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DTM64360B

2GB - 240-Pin 1Rx8 Registered ECC DDR3 DIMM

Document 06943, Revision A, 3-Oct-11 Dataram Corporation 



2011

Page 4

Absolute Maximum Ratings

(Note: Operation at or above Absolute Maximum Ratings can adversely affect module reliability.)

PARAMETER

Symbol

Minimum

Maximum

Unit

Temperature, non-Operating

TSTORAGE

-55

100

Ambient Temperature, Operating

DRAM Case Temperature, Operating

TCASE

Voltage on VDD relative to VSS

VDD

-0.4

1.975

Voltage on Any Pin relative to VSS

VIN,VOUT

-0.4

1.975

Notes:

DRAM Operating Case Temperature above 85C requires 2X refresh.

Recommended DC Operating Conditions (TA = 0 to 70 C, Voltage referenced to Vss = 0 V)

PARAMETER

Symbol

Minimum

Typical

Maximum

Unit

Note

Power Supply Voltage

VDD

1.425

1.5

1.575

I/O Reference Voltage

VREFDQ

0.49 VDD

0.50 VDD

0.51 VDD

I/O Reference Voltage

VREFCA

0.49 VDD

0.50 VDD

0.51 VDD

Notes:

For Reference VDD/2 ± 15 mV. The value of VREF is expected to equal one-half VDD and to track variations in the VDD DC

level. Peak-to-peak noise on VREF may not exceed ±1% of its DC value. For Reference: VREF = VDD/2 ± 15 mV.

DC Input Logic Levels, Single-Ended (TA = 0 to 70 C, Voltage referenced to Vss = 0 V)

PARAMETER

Symbol

Minimum

Maximum

Unit

Logical High (Logic 1)

VIH(DC)

VREF + 0.1

VDD

Logical Low (Logic 0)

VIL(DC)

VSS

VREF - 0.1

AC Input Logic Levels, Single-Ended (TA = 0 to 70 C, Voltage referenced to Vss = 0 V)

PARAMETER

Symbol

Minimum

Maximum

Unit

Logical High (Logic 1)

VIH(AC)

VREF + 0.175

Logical Low (Logic 0)

VIL(AC)

VREF - 0.175

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