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54FCT244 Datasheet PDF : 6 Pages
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TABLE 5
September 1998
54FCT244
54FCT244 Octal Buffer/Line Driver with TRI-STATE® Outputs
© 2012 Rochester Electronics, LLC. All Rights Reserved 12172012
September 1998
General Description
Features
The ’FCT244 is an octal buffer and line driver with n Non-inverting buffers
TRI-STATE outputs designed to be employed as a memory n Output sink capability of 48 mA, source capability of
54FCT244 and address driver, clock driver, or bus-oriented transmitter/
12 mA
receiver.
n TRI-STATE outputs drive lines or buffer memory address
Octal
Buffer/Line
Driver
with
TRI-STATE Outputs registers
®
n TTL input and output level compatible
General Description
The ’FCT244 is an octal buffer and line driver with
TaOnRdrI-dSadTedArrTeiEsnsogdurtipvCuetrso, cddleosceikgnderidvetro,
be employed as a memory
or bus-oriented transmitter/
receiver.
Military
Package
Number
54FCT244DMQB
J20A
Fnn eCStMaanOtduSarrpdeoMwseicrroccoinrcsuuimt Dptriaowning (SMD) 5962-8763001
n Non-inverting buffers
n Output sink capability of 48 mA, source capability of
12 mA
n
TRI-STATE
registers
outPpuatcskdargiveeDliensecsrioprtibounffer
memory
address
n TTL input and output level compatible
2n0-CLMeaOdSCpeorawmericcDonusaul-mInp-Ltiionne
54FCT244FMQB
W20A
2n0-SLteaanddaCredrpMaicrkocircuit Drawing (SMD) 5962-8763001
54FCT244LMQB
OCordnenreincgtioCnoDdeiagrams
Military
Pin Assignment for
54FCT244DMQB DIP and Flatpak
E20A
Package
Number
J20A
20-Lead Ceramic Leadless Chip Carrier, Type C
Package Description
Pin Assignment for LCC
20-Lead Ceramic Dual-In-Line
54FCT244FMQB
W20A
20-Lead Cerpack
54FCT244LMQB
E20A
20-Lead Ceramic Leadless Chip Carrier, Type C
Connection Diagrams
Pin Assignment for
DIP and Flatpak
Pin Assignment for LCC
DS100967-1
Pin
Names
OE1, OE2
I0– I7
O0– O7
Description
Output Enable Input
(Active Low)
Inputs
Outputs
DS100967-1
OE1 PiIn0–3
H NameXs
LOE1, OHE2
L
L
O0–3 DOeEs2criptIi4o–n7 O4–7
Z
H
X
Z
HOutput LEnableHInput H
L (ActivLe Low)L
L
I0– I7
Inputs
TRI-STATE® is a Oreg0is–teOred7 trademark Oof uNatptiounatsl Semiconductor Corporation.
© 1999 NationOalES1emicIo0n–d3uctOor0C–3orporOatEio2n
H
X
Z
H
L
HH
L
L
LL
L
I4D–S7100O946–77
XZ
HH
LL
DS100967-2
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
DS100967-2
H = HIGH Voltage Level
L = LOW Voltage Level
X = Immaterial
Z = High Impedance
www.national.com
SPECIFICATION NUMBER: 54FCT244-M (N) REV - TRI-STATE® is a registered trademark of National Semiconductor Corporation.
Page 1 of 5
© 1999 National Semiconductor Corporation DS100967
www.national.com
* For complete Rochester ordering guide, please refer to page 2 *
Rochester Electronics guaranteesSpPerfEormCaInFceIoCf itAs sTemIicOonNducNtorUprModuBctsEtoRth:e o5r4igiFnaCl OTEM24sp4e-ciMficat(ioNns). “TRypiEcaVl” va-lues are for rPefaergenece1puorpfo5ses
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 A
Page 1 of 6
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