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WCMA4016U4X-FF70 参数 Datasheet PDF下载

WCMA4016U4X-FF70图片预览
型号: WCMA4016U4X-FF70
PDF下载: 下载PDF文件 查看货源
内容描述: 256K ×16静态RAM [256K x 16 Static RAM]
分类和应用:
文件页数/大小: 12 页 / 220 K
品牌: WEIDA [ WEIDA SEMICONDUCTOR, INC. ]
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WCMA4016U4X
WCMA4016U4X
Param-
eter
V
OH
V
OL
V
IH
V
IL
I
IX
I
OZ
Description
Output HIGH Voltage
Output LOW Voltage
Input HIGH Voltage
Input LOW Voltage
Input Leakage Cur-
rent
Output Leakage Cur-
rent
V
CC
Operating Supply
Current
Automatic CE
Power-Down Cur-
rent— CMOS Inputs
Automatic CE
Power-Down Cur-
rent— CMOS Inputs
GND < V
I
< V
CC
GND < V
O
< V
CC
, Output Disabled
f = f
MAX
= 1/t
RC
f = 1 MHz
Test Conditions
I
OH
= –1.0 mA
I
OL
= 2.1mA
V
CC
= 2.7V
V
CC
= 2.7V
Min.
2.4
Typ.
Max.
0.4
Unit
V
V
V
V
µA
µA
2.2
–0.3
–1
–1
7
1.5
V
CC
+ 0.3V
0.8
+1
+1
15
3
I
CC
V
CC
= 3.3V
I
OUT
= 0 mA
CMOS Levels
mA
I
SB1
CE > V
CC
– 0.2V
V
IN
> V
CC
– 0.2V or V
IN
< 0.2V,
f = f
max
(Address and Data Only),
f=0 (OE,WE,BHE and BLE)
CE > V
CC
– 0.2V
V
IN
> V
CC
– 0.2V or V
IN
< 0.2V,
f = 0, Vcc=3.3V
7
15
µA
I
SB2
.
Capacitance
Parameter
C
IN
C
OUT
Description
Input Capacitance
Output Capacitance
Test Conditions
T
A
= 25°C, f = 1 MHz,
V
CC
= V
CC(typ.)
Max.
6
8
Unit
pF
pF
Thermal Resistance
Description
Thermal Resistance
(Junction to Ambient)
Thermal Resistance
(Junction to Case)
Note:
5. Tested initially and after any design or process changes that may affect these parameters.
Test Conditions
Still Air, soldered on a 4.25 x 1.125 inch, 4-layer
printed circuit board
Symbol
Θ
JA
Θ
JC
BGA
55
16
Units
°C/W
°C/W
3