参数资料
型号: W9412G6CH-5
厂商: WINBOND ELECTRONICS CORP
元件分类: DRAM
英文描述: 8M X 16 DDR DRAM, 0.7 ns, PDSO66
封装: 0.400 INCH, 0.65 MM PITCH, ROHS COMPLIANT, TSOP2-66
文件页数: 17/55页
文件大小: 2011K
代理商: W9412G6CH-5
W9412G6CH
Publication Release Date:Nov. 19, 2007
- 24 -
Revision A07
9. ELECTRICAL CHARACTERISTICS
9.1 Absolute Maximum Ratings
PARAMETER
SYMBOL
RATING
UNIT
Input/Output Voltage
VIN, VOUT
-0.3 ~ VDDQ + 0.3
V
Power Supply Voltage
VDD, VDDQ
-0.3 ~ 3.6
V
Operating Temperature
TOPR
0 ~ 70
°C
Storage Temperature
TSTG
-55 ~ 150
°C
Soldering Temperature (10s)
TSOLDER
260
°C
Power Dissipation
PD
1
W
Short Circuit Output Current
IOUT
50
mA
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
9.2 Recommended DC Operating Conditions
(TA = 0 to 70°C)
SYMBOL
PARAMETER
MIN.
TYP.
MAX.
UNIT
NOTES
VDD
Power Supply Voltage
2.3
2.5
2.7
V
2
VDDQ
Power Supply Voltage (for I/O
Buffer)
2.3
2.5
VDD
V
2
VREF
Input reference Voltage
0.49 x VDDQ
0.50 x VDDQ
0.51 x VDDQ
V
2, 3
VTT
Termination Voltage (System)
VREF - 0.04
VREF
VREF + 0.04
V
2, 8
VIH (DC)
Input High Voltage (DC)
VREF + 0.15
-
VDDQ + 0.3
V
2
VIL (DC)
Input Low Voltage (DC)
-0.3
-
VREF - 0.15
V
2
VICK (DC)
Differential Clock DC Input Voltage
-0.3
-
VDDQ + 0.3
V
15
VID (DC)
Input Differential Voltage.
CLK and CLK inputs (DC)
0.36
-
VDDQ + 0.6
V
13, 15
VIH (AC)
Input High Voltage (AC)
VREF + 0.31
-
V
2
VIL (AC)
Input Low Voltage (AC)
-
VREF - 0.31
V
2
VID (AC)
Input Differential Voltage.
CLK and CLK inputs (AC)
0.7
-
VDDQ + 0.6
V
13, 15
VX (AC)
Differential AC input Cross Point
Voltage
VDDQ/2 - 0.2
-
VDDQ/2 + 0.2
V
12, 15
VISO (AC)
Differential Clock AC Middle Point
VDDQ/2 - 0.2
-
VDDQ/2 + 0.2
V
14, 15
Notes: Undershoot Limit: VIL (min) = -1.2V with a pulse width < 3 nS
Overshoot Limit: VIH (max) = VDDQ +1.2V with a pulse width < 3 nS
VIH (DC) and VIL (DC) are levels to maintain the current logic state.
VIH (AC) and VIL (AC) are levels to change to the new logic state.
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