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V82658J04S Datasheet, PDF (6/13 Pages) Mosel Vitelic, Corp – 2.5 VOLT 8M x 64 HIGH PERFORMANCE UNBUFFERED DDR SDRAM MODULE
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MOSEL VITELIC
V82658J04S
DC Operating Conditions
(TA = 0 to 70°C, Voltage referenced to VSS = 0V)
Parameter
Power Supply Voltage
Power Supply Voltage
Input High Voltage
Input Low Voltage
I/O Termination Voltage
Reference Voltage
Input Leakage Current
Output Leakage Current
Output High Current (VOUT = 1.95V)
Output Low Current (VOUT = 0.35V)
Symbol
VDD
VDDQ
VIH
VIL
VTT
VREF
II
IOz
IOH
IOL
Min
2.3
2.3
VREF + 0.15
-0.3
VREF - 0.04
1.15
-2
-5
-16.8
16.8
Typ.
2.5
2.5
-
-
VREF
1.25
-
-
-
-
Max
2.7
2.7
VDDQ + 0.3
VREF - 0.15
VREF + 0.04
1.35
2
5
-
-
Unit
V
V
V
V
V
V
µA
µA
mA
mA
Note
1
2
3
Notes: 1. VDDQ must not exceed the level of VDD.
2. VIL (min) is acceptable -1.5V AC pulse width with ð 5ns of duration.
3. The value of VREF is approximately equal to 0.5VDDQ.
AC Operating Conditions
(TA = 0 to 70 °C, Voltage referenced to VSS = 0V)
Parameter
Input High (Logic 1) Voltage, DQ, DQS and DM signals
Input Low (Logic 0) Voltage, DQ, DQS and DM signals
Input Differential Voltage, CK and CK inputs
Input Crossing Point Voltage, CK and CK inputs
Symbol
VIH(AC)
VIL(AC)
VID(AC)
VIX(AC)
Min
VREF + 0.31
0.7
0.5*VDDQ-0.2
Max
VREF - 0.31
VDDQ + 0.6
0.5*VDDQ+0.2
Unit
V
V
V
V
Note
1
2
Notes: 1. VID is the magnitude of the difference between the input level on CK and the input on CK.
2. The value of VIX is expected to equal 0.5*VDDQ of the transmitting device and must track variations in the DC level of the
same.
V82658J04S Rev. 1.3 March 2002
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