EM47CM1688SBB
Absolute Maximum Rating
Symbol
Item
Rating
Units
VIN, VOUT
VDD
Input, Output Voltage
Power Supply Voltage
Power Supply Voltage
V
V
V
-0.4 ~ +1.975
-0.4 ~ +1.975
-0.4 ~ +1.975
VDDQ
TOP
Operating Temperature Range
Storage Temperature Range
Reference Voltage for Control
Reference Voltage for DQ
°C
°C
V
Commercial
0 ~ +70
TSTG
-55 ~ +100
VREFCA
VREFDQ
-0.4 ~ 0.6*VDD
V
-0.4 ~ 0.6*VDDQ
Note: Caution Exposing the device to stress above those listed in Absolute Maximum Ratings
could cause permanent damage. The device is not meant to be operated under conditions
outside the limits described in the operational section of this specification.
Recommended DC Operating Conditions
Symbol
Parameter
Min.
1.425
1.425
Typ.
1.5
Max.
1.575
1.575
Units
V
VDD
Power Supply Voltage
Power Supply for I/O Voltage
VDDQ
1.5
V
Single-Ended AC and DC Input Levels for Command and Address
Symbol
Parameter
Min.
Max.
Units
VIHCA (DC100)
VILCA (DC100)
VIHCA (AC175)
VILCA (AC175)
VIHCA (AC150)
VILCA (AC150)
VREFCA (DC)
DC input logic high
DC input logic low
VREF+0.100
VDD
VREF-0.100
-
V
V
V
V
V
V
V
VSS
AC input logic high
AC input logic low
VREF+0.175
-
VREF-0.175
-
AC input logic high
AC input logic low
VREF+0.150
-
VREF-0.150
0.51*VDD
Reference voltage for ADD, CMD
0.49*VDD
Single-Ended AC and DC Input Levels for DQ and DM
Symbol
Parameter
Min.
Max.
Units
VIHDQ (DC100)
VILDQ (DC100)
VIHDQ (AC175)
VILDQ (AC175)
VIHDQ (AC150)
VILDQ (AC150)
VREFDQ (DC)
DC input logic high
DC input logic low
VREF+0.100
VDD
VREF-0.100
-
V
V
V
V
V
V
V
VSS
AC input logic high
AC input logic low
VREF+0.150
-
VREF-0.150
-
AC input logic high
AC input logic low
VREF+0.150
-
VREF-0.150
0.51*VDD
Reference voltage for DQ, DM
0.49*VDD
Note1. For input pins except /RESET: VREF= VREFCA (DC) or VREF= VREFDQ (DC).
Note2. The AC peak noise on VREF may not allow VREF to deviate from VREFCA (DC) or VREF= VREFDQ (DC)
by more than ±1% VDD (for reference: approx. ±15mV.
Note3. For reference voltage = VDD/2 ±15mV.
Jun. 2012
7/38
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