參數(shù)資料
型號(hào): 74F240
廠商: NXP Semiconductors N.V.
英文描述: Octal inverter buffer 3-State
中文描述: 逆變器緩沖八路三態(tài)
文件頁(yè)數(shù): 3/12頁(yè)
文件大?。?/td> 103K
代理商: 74F240
Philips Semiconductors
74F240/74F240A/
74F241/74F241A
Buffers
January 2, 1991
3
PIN CONFIGURATION FOR 74F240/74F240A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
SF00320
OEa
Ia0
Yb0
Ia1
Yb1
Ia2
Yb2
Ia3
Yb3
GND
V
CC
OEb
Ya0
Ib0
Ya1
Ib1
Ya2
Ib2
Ya3
Ib3
LOGIC SYMBOL FOR 74F240/74F240A
V
= Pin 20
GND = Pin 10
SF00321
1
19
OEa
OEb
2
4
6
8
17
15
13
11
18
16
14
12
3
5
7
9
Ia0
Ia1
Ia2
Ia3
Ib0
Ib1
Ib2 Ib3
Ya0 Ya1 Ya2 Ya3 Yb0 Yb1 Yb2 Yb3
IEC/IEEE SYMBOL FOR 74F240/74F240A
2D
1
2
SF00322
1
19
EN1
EN2
4
2
6
8
17
15
13
11
18
16
14
12
3
5
7
9
LOGIC DIAGRAM FOR 74F240/74F240A
V
= Pin 20
GND = Pin 10
SF00323
Yb0
Yb1
Yb2
Yb3
3
5
7
9
17
15
13
11
10
Ya0
Ya1
Ya2
Ya3
18
16
14
12
2
4
6
8
1
Ib0
Ib1
Ib2
Ib3
OEb
Ia0
Ia1
Ia2
Ia3
OEa
FUNCTION TABLE FOR 74F240/74F240A
INPUTS
OUTPUTS
OEa
Ia
OEb
Ib
Ya
Yb
L
L
L
L
H
H
L
H
L
H
L
L
H
X
H
X
Z
Z
Notes to function table for 74F240/74F240A
H =
High voltage level
L
=
Low voltage level
X =
Don’t care
Z =
High impedance ”off” state
相關(guān)PDF資料
PDF描述
74F241 Octal inverter buffer (3-State)(八反向緩沖器(三態(tài)))
74F241A Octal inverter buffer (3-State)(八反向緩沖器(三態(tài)))
74F240 Octal Buffers/Line Drivers with TRI-STATE Outputs
74F240PC Octal Buffers/Line Drivers with TRI-STATE Outputs
74F240SC Octal Buffers/Line Drivers with TRI-STATE Outputs
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74F240_04 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Buffers/Line Drivers with 3-STATE Outputs
74F240A 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Octal inverter buffer 3-State
74F240AD 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual 4-Bit Inverting Buffer/Driver
74F240AN 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Dual 4-Bit Inverting Buffer/Driver
74F240D 制造商:NXP Semiconductors 功能描述: 制造商:North American Philips Discrete Products Div 功能描述:Driver/Buffer Device, Dual, 4-Bit, 20 Pin, Plastic, SOP 制造商:NXP Semiconductors 功能描述:Driver/Buffer Device, Dual, 4-Bit, 20 Pin, Plastic, SOP