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54FCT244FMQB 参数 Datasheet PDF下载

54FCT244FMQB图片预览
型号: 54FCT244FMQB
PDF下载: 下载PDF文件 查看货源
内容描述: 八路缓冲器/带三态输出TTL输入和兼容的输出电平线路驱动器 [Octal Buffer/Line Driver with TRI-STATE Outputs TTL input and output level compatible]
分类和应用: 驱动器逻辑集成电路
文件页数/大小: 6 页 / 529 K
品牌: ROCHESTER [ Rochester Electronics ]
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54FCT244 Octal Buffer/Line Driver with TRI-STATE Outputs
54FCT244 Octal Buffer/Line Driver with TRI-STATE Outputs
TABLE 5
September 1998
54FCT244
Octal Buffer/Line Driver with TRI-STATE
®
Outputs
General Description
© 2012 Rochester Electronics, LLC. All Rights Reserved 12172012
The ’FCT244 is an octal buffer and line driver with
TRI-STATE outputs designed to be employed as a memory
and address driver, clock driver, or bus-oriented transmitter/
receiver.
54FCT244
Octal Buffer/Line Driver with TRI-STATE Outputs
General Description
The ’FCT244 is an octal buffer and line driver with
TRI-STATE outputs designed to be employed as a memory
Ordering Code
driver, or bus-oriented transmitter/
and address driver, clock
receiver.
Military
Package
Number
54FCT244DMQB
54FCT244FMQB
54FCT244LMQB
J20A
W20A
E20A
n
Non-inverting buffers
n
Output sink capability of 48 mA, source capability of
12 mA
n
TRI-STATE outputs drive lines or buffer memory address
registers
®
n
TTL input and output level compatible
n
CMOS power consumption
Features
n
Standard Microcircuit Drawing (SMD) 5962-8763001
n
Non-inverting buffers
n
Output sink capability of 48 mA, source capability of
12 mA
n
TRI-STATE outputs drive lines or buffer memory address
Package Description
registers
n
TTL input and output level compatible
20-Lead Ceramicconsumption
n
CMOS power Dual-In-Line
n
Standard Microcircuit Drawing (SMD) 5962-8763001
20-Lead Cerpack
20-Lead Ceramic Leadless Chip Carrier, Type C
Features
September 1998
54FCT244
Ordering Code
Connection Diagrams
Military
Pin Assignment for
54FCT244DMQB
DIP and Flatpak
54FCT244FMQB
54FCT244LMQB
Package
Number
J20A
W20A
E20A
Package Description
Pin Assignment for LCC
20-Lead Ceramic Dual-In-Line
20-Lead Cerpack
20-Lead Ceramic Leadless Chip Carrier, Type C
Connection Diagrams
Pin Assignment for
DIP and Flatpak
Pin Assignment for LCC
DS100967-2
DS100967-1
Pin
Names
OE
1
, OE
2
I
0
–I
7
O
0
–O
7
OE
1
Pin
I
0–3
H
Names
X
L , OE
H
OE
L
1
Description
Output Enable Input
(Active Low)
Inputs
Outputs
O
0–3
Z
OE
2
I
4–7
Description O
4–7
H
X
Z
DS100967-1
H =
HIGH Voltage Level
L
=
LOW Voltage Level
X =
Immaterial
Z =
High Impedance
DS100967-2
L
2
H
Output L
EnableH
Input H
L (Active Low)L
L
L
Inputs
I
4–7
O
4–7
DS100967
X
L
Z
L
H
H
H =
HIGH Voltage Level
L
=
LOW Voltage Level
X =
Immaterial
Z =
High Impedance
I
0
–I
7
TRI-STATE
®
is a
O
0
–O
7 trademark
Outputs
Semiconductor Corporation.
registered
of National
OE
1
I
0–3
O
Corporation
OE
2
© 1999 National Semiconductor
0–3
H
L
L
X
L
Z
L
H
L
L
H
H
www.national.com
TRI-STATE
®
is a registered trademark of National Semiconductor Corporation.
SPECIFICATION NUMBER: 54FCT244-M (N) REV -
DS100967
Page 1 of 5
www.national.com
© 1999 National Semiconductor Corporation
* For complete Rochester ordering guide, please refer to page 2 *
Rochester Electronics guarantees performance of its semiconductor products to the original OEM specifications. “Typical” values are for reference purposes
only. Certain minimum or maximum ratings may be based on product characterization, design, simulation, or sample testing. Rochester Electronics reserves
the right to make changes without further notice to any specification herein.
SPECIFICATION NUMBER: 54FCT244-M (N) REV -
Page 1 of 5
Specification Number 54FCT244-M (N) REV A
Page 1 of 6