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54FCT244LMQB Scheda tecnica(PDF) 1 Page - Rochester Electronics

Il numero della parte 54FCT244LMQB
Spiegazioni elettronici  Octal Buffer/Line Driver with TRI-STATE Outputs TTL input and output level compatible
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Produttore elettronici  ROCHESTER [Rochester Electronics]
Homepage  http://www.rocelec.com/
Logo ROCHESTER - Rochester Electronics

54FCT244LMQB Scheda tecnica(HTML) 1 Page - Rochester Electronics

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54FCT244
© 2012 Rochester Electronics, LLC. All Rights Reserved 12172012
Specification Number 54FCT244-M (N) REV A
Page 1 of 6
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
and address driver, clock driver, or bus-oriented transmitter/
receiver.
Features
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
n
Standard Microcircuit Drawing (SMD) 5962-8763001
Ordering Code
Military
Package
Package Description
Number
54FCT244DMQB
J20A
20-Lead Ceramic Dual-In-Line
54FCT244FMQB
W20A
20-Lead Cerpack
54FCT244LMQB
E20A
20-Lead Ceramic Leadless Chip Carrier, Type C
Connection Diagrams
Pin
Names
Description
OE1, OE2
Output Enable Input
(Active Low)
I0–I7
Inputs
O0–O7
Outputs
OE1 I0–3 O0–3 OE2
I4–7 O4–7
H
XZ
H
XZ
L
HH
L
HH
L
LL
L
LL
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
TRI-STATE® is a registered trademark of National Semiconductor Corporation.
Pin Assignment for
DIP and Flatpak
DS100967-1
Pin Assignment for LCC
DS100967-2
September 1998
© 1999 National Semiconductor Corporation
DS100967
www.national.com
TABLE 5
SPECIFICATION NUMBER: 54FCT244-M (N) REV -
Page 1 of 5
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
and address driver, clock driver, or bus-oriented transmitter/
receiver.
Features
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
n
Standard Microcircuit Drawing (SMD) 5962-8763001
Ordering Code
Military
Package
Package Description
Number
54FCT244DMQB
J20A
20-Lead Ceramic Dual-In-Line
54FCT244FMQB
W20A
20-Lead Cerpack
54FCT244LMQB
E20A
20-Lead Ceramic Leadless Chip Carrier, Type C
Connection Diagrams
Pin
Names
Description
OE1, OE2
Output Enable Input
(Active Low)
I0–I7
Inputs
O0–O7
Outputs
OE1 I0–3 O0–3 OE2
I4–7 O4–7
H
XZ
H
XZ
L
HH
L
HH
L
LL
L
LL
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
TRI-STATE® is a registered trademark of National Semiconductor Corporation.
Pin Assignment for
DIP and Flatpak
DS100967-1
Pin Assignment for LCC
DS100967-2
September 1998
© 1999 National Semiconductor Corporation
DS100967
www.national.com
TABLE 5
SPECIFICATION NUMBER: 54FCT244-M (N) REV -
Page 1 of 5
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.
* For complete Rochester ordering guide, please refer to page 2 *


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