參數(shù)資料
型號(hào)： HD74BC240A
廠商： Hitachi,Ltd.
英文描述： Octal Buffers/Line Drivers With 3 State Outputs(三態(tài)輸出的八緩沖器/線驅(qū)動(dòng)器)
中文描述： 八路緩沖器/線路驅(qū)動(dòng)器，三態(tài)輸出（三態(tài)輸出的八緩沖器/線驅(qū)動(dòng)器）
文件頁數(shù)： 4/8頁
文件大?。?/td> 39K
代理商： HD74BC240A
HD74BC240A
4
Electrical Characteristics
(Ta = –40°C to +85°C)
Item
Symbol
V
CC
(V)
Min
Max
Unit
Test Conditions
Input voltage
V
IH
V
IL
V
OH
2.0
—
V
—
0.8
V
Output voltage
4.5
2.4
—
V
I
OH
= –3 mA
I
OH
= –15 mA
I
OL
= 48 mA
I
OL
= 64 mA
I
IN
= –18 mA
V
IN
= 0 V
V
IN
= 5.5 V
V
IN
= 7.0 V
V
IN
= 0 or 5.5 V
V
O
= 2.7 V
V
O
= 0.5 V
V
= 0 or 5.5 V
All outputs is “L”
4.5
2.0
—
V
V
OL
4.5
—
0.5
V
4.5
—
0.55
V
Input diode voltage
V
IK
I
I
4.5
—
–1.2
V
Input current
5.5
—
–250
μ
A
μ
A
μ
A
5.5
—
1.0
5.5
—
100
Short circuit output current*
1
I
OS
I
OZH
I
OZL
I
CCL
5.5
–100
–225
mA
Off state output current
5.5
—
50
μ
A
μ
A
5.5
—
–50
Supply current
5.5
—
27.5
mA
I
CCH
5.5
—
2.5
mA
V
= 0 or 5.5 V
All outputs is “H”
I
CCZ
5.5
—
2.5
mA
V
= 0 or 5.5 V
All outputs is “Z”
I
CCT
*
2
5.5
—
1.5
mA
V
IN
= 3.4 or 0.5 V
Notes: 1. Not more than one output should be shorted at a time and duration of the short circuit should not
exceed one second.
2. When input by the TTL level, it shows I
CC
increase at per one input pin.
相關(guān)PDF資料
PDF描述
HD74BC244A Octal Buffers/Line Drivers With 3 State Outputs(三態(tài)輸出的八緩沖器/線驅(qū)動(dòng)器)
HD74BC245A Octal Bus Transceivers With 3 State Outputs(三態(tài)輸出的八總線收發(fā)器)
HD74BC373A Octal D Type Transparent Latches With 3 State Outputs(三態(tài)輸出的八D鎖存器)
HD74BC374A Octal D Type Flip Flops With 3 State Outputs(三態(tài)輸出的八D觸發(fā)器)
HD74BC533A Octal D Type Transparent Latches With 3 State Outputs(三態(tài)輸出的八D鎖存器)
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