參數(shù)資料
型號: HD151011
廠商: Hitachi,Ltd.
元件分類: 通用總線功能
英文描述: Dual BCD Programmable Counter with Synchronous Preset Enable(帶同步使能預置的可編程雙BCD計數(shù)器)
中文描述: 雙BCD碼可編程計數(shù)器的同步預置啟用(帶同步使能預置的可編程雙BCD碼計數(shù)器)
文件頁數(shù): 6/16頁
文件大?。?/td> 75K
代理商: HD151011
HD151011
6
Electrical Characteristics
Ta = 25
°
C
Ta = –40 to 85
°
C
Item
Symbol V
CC
V
IH
Min
Typ
Max
Min
Max
Unit
Test Conditions
High level input
2.0
1.5
1.5
V
J0 to J7
C/
T
,
SPE
voltage
4.5
3.15
3.15
6.0
4.2
4.2
PR, CLR
CLK
, CLK C/
T
= V
IH
2.0
1.5
1.5
4.5
3.15
3.15
6.0
4.2
4.2
4.5 to
5.5
2.0
2.0
C/
T
= V
IL
Low level input
V
IL
2.0
0.5
0.5
V
J0 to J7
C/
T
, SPE
voltage
4.5
1.35
1.35
6.0
1.8
1.8
PR, CLR
CLK
, CLK C/
T
= V
IH
2.0
0.5
0.5
4.5
1.35
1.35
6.0
1.8
1.8
4.5 to
5.5
0.8
0.8
C/
T
= V
IL
High level output
voltage
V
OH
2.0
1.9
2.0
1.9
V
V
IN
=
V
IH
or V
IL
I
OH
= –20
μ
A
4.5
4.4
4.5
4.4
6.0
5.9
6.0
5.9
4.5
4.18
4.31
4.13
I
OH
= –4 mA
I
OH
= –5.2 mA
I
OL
= 20
μ
A
6.0
5.68
5.80
5.63
Low level output
voltage
V
OL
2.0
0.0
0.1
0.1
V
V
IN
=
V
IH
or V
IL
4.5
0.0
0.1
0.1
6.0
0.0
0.1
0.1
4.5
0.17
0.26
0.33
I
OL
= 4 mA
I
OL
= 5.2 mA
6.0
0.18
0.26
0.33
Input capacitance
IIN
6.0
±
0.1
±
1.0
mA
V
IN
= V
CC
or GND
V
IN
= V
CC
or GND
Supply current
I
CC
6.0
4.0
40.0
mA
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