EDJ1104BFSE, EDJ1108BFSE
Recommended DC Operating Conditions (TC = 0°C to +85°C, VDD, VDDQ = 1.5V
±
0.075V)
Parameter
Supply voltage
Supply voltage for DQ
Symbol
VDD
VDDQ
min.
1.425
1.425
typ.
1.5
1.5
max.
1.575
1.575
Unit
V
V
Notes
1, 2
1, 2
Notes: 1. Under all conditions VDDQ must be less than or equal to VDD.
2. VDDQ tracks with VDD. AC parameters are measured with VDD and VDDQ tied together.
AC and DC Input Measurement Levels (TC = 0°C to +85°C, VDD, VDDQ = 1.5V
±
0.075V)
Single-Ended AC and DC Input Levels for Command and Address
Parameter
DC input logic high
DC input logic low
AC input logic high
AC input logic low
AC input logic high
AC input logic low
Input reference voltage
for address, command
inputs
Symbol
VIHCA (DC100)
VILCA (DC100)
VIHCA (AC175)
VILCA (AC175)
VIHCA (AC150)
VILCA (AC150)
VREFCA (DC)
min.
VREF
+
0.100
VSS
VREF
+
0.175
*
*
2
typ.
max.
VDD
VREF
−
0.100
*
*
2
Unit
V
V
V
V
V
V
V
Notes
1
1
1, 2
1, 2
1, 2
1, 2
3, 4
VREF
−
0.175
2
VREF
+
0.150
2
VREF
−
0.150
0.51
×
VDD
0.49
×
VDD
Notes: 1. For input only pins except /RESET; VREF = VREFCA (DC).
2. See Overshoot and Undershoot Specifications section.
3. The AC peak noise on VREF may not allow VREF to deviate from VREFCA (DC) by more than
±1%
VDD
(for reference: approx.
±15
mV).
4. For reference: approx. VDD/2
±
15 mV.
Single-Ended AC and DC Input Levels for DQ and DM
Parameter
DC input logic high
DC input logic low
AC input logic high
DDR3-1066
DDR3-1333, 1600
AC input logic high
AC input logic low
DDR3-1066
DDR3-1333, 1600
AC input logic low
Input reference
voltage for DQ, DM
inputs
Symbol
VIHDQ (DC100)
VILDQ (DC100)
VIHDQ (AC175)
min.
VREF
+
0.100
VSS
VREF
+
0.175
VIHDQ (AC150)
VILDQ (AC175)
VREF
+
0.150
*
VILDQ (AC150)
VREFDQ (DC)
*
2
2
typ.
max.
VDD
VREF
−
0.100
*
*
2
2
Unit
V
V
V
V
Notes
1
1
1, 2
1, 2
1, 2
VREF
−
0.175
VREF
−
0.150
0.51
×
VDD
V
V
1, 2
1, 2
1, 2
0.49
×
VDD
V
3, 4
Notes: 1. For DQ and DM: VREF = VREFDQ (DC).
2. See Overshoot and Undershoot Specifications section.
3. The AC peak noise on VREF may not allow VREF to deviate from VREFDQ (DC) by more than
±1%
VDD
(for reference: approx.
±15
mV).
4. For reference: approx. VDD/2
±
15 mV.
Preliminary Data Sheet E1653E20 (Ver. 2.0)
7
ELPIDA [ ELPIDA MEMORY ]
