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參數(shù)資料
| 型號： | 74FR240 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | Octal Buffer/Line Driver with 3-STATE Outputs |
| 中文描述： | 八路緩沖器/線路驅(qū)動器的3態(tài)輸出 |
| 文件頁數(shù)： | 1/5頁 |
| 文件大?。?/td> | 51K |
| 代理商： | 74FR240 |
1999 Fairchild Semiconductor Corporation
DS010901
www.fairchildsemi.com
October 1991
Revised August 1999
7
74FR240
Octal Buffer/Line Driver with 3-STATE Outputs
General Description
The 74FR240 is an inverting octal buffer and line driver
designed to be employed as memory and address driver,
clock driver and bus oriented transmitter or receiver.
Features
I
3-STATE outputs drive bus lines or buffer memory
address registers
I
Outputs sink 64 mA and source 15 mA
I
Guaranteed pin-to-pin skew
Ordering Code:
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code.
Connection Diagram
Pin Descriptions
Truth Tables
H
=
HIGH Voltage Level
L
=
LOW Voltage Level
X
=
Immaterial
Z
=
High Impedance
Order Number
74FR240SC
74FR240SJ
74FR240PC
Package Number
M20B
M20D
N20A
Package Description
20-Lead Small Outline Integrated Circuit (SOIC), JEDEC MS-013, 0.300 Wide
20-Lead Small Outline Package (SOP), EIAJ TYPE II, 5.3mm Wide
20-Lead Plastic Dual-In-Line Package (PDIP), JEDEC MS-001, 0.300 Wide
Pin Names
Description
OE
1
, OE
2
I
0
–I
7
O
0
–O
7
Output Enable Input (Active-LOW)
Inputs
Outputs
Inputs
Outputs
OE
1
I
n
(Pins 12, 14, 16, 18)
L
L
H
L
H
L
H
X
Z
Inputs
Outputs
OE
2
I
n
(Pins 3, 5, 7, 9)
L
L
H
L
H
L
H
X
Z
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74FR240PC | Octal Buffer/Line Driver with 3-STATE Outputs |
| 74FR240SC | Octal Buffer/Line Driver with 3-STATE Outputs |
| 74FR240SJ | Octal Buffer/Line Driver with 3-STATE Outputs |
| 74FR244 | Octal Buffer/Line Driver with 3-STATE Outputs |
| 74FR244PC | Octal Buffer/Line Driver with 3-STATE Outputs |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74FR240 WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| 74FR240PC | 功能描述:緩沖器和線路驅(qū)動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
| 74FR240SC | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Octal Buffer/Line Driver with 3-STATE Outputs |
| 74FR240SCX | 功能描述:緩沖器和線路驅(qū)動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
| 74FR240SJ | 功能描述:緩沖器和線路驅(qū)動器 Octal Buf/Line Drv RoHS:否 制造商:Micrel 輸入線路數(shù)量:1 輸出線路數(shù)量:2 極性:Non-Inverting 電源電壓-最大:+/- 5.5 V 電源電壓-最小:+/- 2.37 V 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:MSOP-8 封裝:Reel |
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