參數(shù)資料
型號(hào): MB81N643289
廠商: Fujitsu Limited
英文描述: DRILL BIT HIGH SPEED STEEL .021,1
中文描述: 8 × 256K × 32位的雙倍數(shù)據(jù)速率FCRAMTM
文件頁(yè)數(shù): 36/64頁(yè)
文件大小: 1732K
代理商: MB81N643289
36
MB81N643289-50/-60
Preliminary (AE1E)
I
AC CHARACTERISTICS (continued)
AC TEST CONDITIONS
V
X
means the actual cross point between CLK and CLK input.
Parameters
Symbol
Value
Unit
Single-end Input
Input High Level
V
IH
V
REF
+0.35
V
Input Low Level
V
IL
V
REF
-0.35
V
Input Reference Level
V
REF
V
DDQ
/2
V
Input Slew Rate
SLEW
1.0
V/ns
Differential Input (CLK and CLK)
Input Reference Level
Vr
V
x(AC)
V
Input Level
V
SWING
0.7
V
Input Slew Rate
SLEW
1.0
V/ns
Output
Fig. 7 – EXAMPLE OF AC TEST LOAD CIRCUIT (2.5 V CMOS Source Termination)
R = 50
CL = 20 pF
V
DDQ
/2
Note:
By adding appropriate correlation factors to the test conditions, tAC and tOH measured when the
Output is coupled to the Output Load Circuit are within specifications.
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