W948D6FBHX5E-TR Datasheet, PDF (47/60 Pages) Winbond – 256Mb Mobile LPDDR

W948D6FB / W948D2FB
8.3 Electrical Characteristics and AC/DC Operating Conditions
All values are recommended operating conditions unless otherwise noted.
256Mb Mobile LPDDR
8.3.1 Electrical Characteristics and AC/DC Operating Conditions
PARAMETER/CONDITION
Supply Voltage
I/O Supply Voltage
SYMBOL
MIN
VDD
1.70
VDDQ
1.70
MAX
1.95
1.95
UNITS
V
V
NOTES
ADDRESS AND COMMAND INPUTS (A0~An, BA0,BA1,CKE, CS , RAS , CAS , WE )
Input High Voltage
VIH
0.8*VDDQ VDDQ + 0.3 V
Input Low Voltage
VIL
−0.3
0.2*VDDQ V
CLOCK INPUTS (CK, CK )
DC Input Voltage
VIN
−0.3
VDDQ + 0.3 V
DC Input Differential Voltage
VID (DC) 0.4*VDDQ VDDQ + 0.6 V
2
AC Input Differential Voltage
VID (AC) 0.6*VDDQ VDDQ + 0.6 V
2
AC Differential Crossing Voltage
VIX
0.4*VDDQ 0.6*VDDQ
V
3
DATA INPUTS (DQ, DM, DQS)
DC Input High Voltage
VIHD (DC) 0.7*VDDQ VDDQ + 0.3 V
DC Input Low Voltage
VILD (DC)
−0.3
0.3*VDDQ
V
AC Input High Voltage
VIHD (AC) 0.8*VDDQ VDDQ + 0.3 V
AC Input Low Voltage
VILD (AC)
−0.3
0.2*VDDQ
V
DATA OUTPUTS (DQ, DQS)
DC Output High Voltage (IOH=−0.1mA) VOH
0.9*VDDQ
-
V
DC Output Low Voltage (IOL=0.1mA)
VOL
-
0.1*VDDQ
V
Leakage Current
Input Leakage Current
IiL
-1
1
uA
Output Leakage Current
IoL
-5
5
uA
Notes:
1. All voltages referenced to VSS and VSSQ must be same potential.
2. VID (DC) and VID (AC) are the magnitude of the difference between the input level on CK and CK .
3. The value of VIX is expected to be 0.5*VDDQ and must track variations in the DC level of the same.
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Publication Release Date : Oct, 15, 2012
Revision : A01-004