参数资料
型号: W949D2CBJX6G
厂商: WINBOND ELECTRONICS CORP
元件分类: DRAM
英文描述: 16M X 32 DDR DRAM, 5 ns, PBGA90
封装: 8 X 13 MM, 0.80 MM PITCH, HALOGEN FREE AND LEAD FREE, VFBGA-90
文件页数: 42/60页
文件大小: 1160K
代理商: W949D2CBJX6G
W949D6CB / W949D2CB
512Mb Mobile LPDDR
Publication Release Date: Jun, 14, 2011
- 47 -
Revision A01-006
8.3 Electrical Characteristics and AC/DC Operating Conditions
All values are recommended operating conditions unless otherwise noted.
8.3.1 Electrical Characteristics and AC/DC Operating Conditions
PARAMETER/CONDITION
SYMBOL
MIN
MAX
UNITS
NOTES
Supply Voltage
VDD
1.70
1.95
V
I/O Supply Voltage
VDDQ
1.70
1.95
V
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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