EDD5108AFTA_06 ELPIDA [Elpida Memory], EDD5108AFTA_06 Datasheet - Page 11

• Manufacturer Part Number: EDD5108AFTA_06
• Description: 512M bits DDR SDRAM
• Manufacturer: ELPIDA [Elpida Memory]

Test Conditions
Parameter
Input reference voltage
Termination voltage
Input high voltage
Input low voltage
Input differential voltage, CK and /CK
inputs
Input differential cross point voltage,
CK and /CK inputs
Input signal slew rate
Data Sheet E0699E50 (Ver. 5.0)
/CK
CK
Measurement point
VID
Symbol
VREF
VTT
VIH (AC)
VIL (AC)
VID (AC)
VIX (AC)
SLEW
Input Waveforms and Output Load
DQ
VIL
SLEW = (VIH (AC) – VIL (AC))/Δt
tCL
Δt
11
tCK
VTT
VIX
VIH
RT = 50Ω
CL = 30pF
tCH
EDD5108AFTA, EDD5116AFTA
Value
VDDQ/2
VREF
VREF + 0.31
VREF − 0.31
0.62
VREF
1
VDD
VREF
VSS
VDD
VSS
VREF
Unit
V
V
V
V
V
V
V/ns