SN54ALS245A, SN54AS245, SN74ALS245A, SN74AS245
OCTAL BUS TRANSCEIVERS
WITH 3-STATE OUTPUTS
SDAS272A – NOVEMBER 1994 – REVISED JANUARY 2003
4.5-V to 5.5-V V
Operation
3-State Outputs Drive Bus Lines Directly
pnp Inputs Reduce dc Loading
CC
Max t of 5.5 ns at 5 V
pd
SN54ALS245A, SN54AS245 . . . FK PACKAGE
(TOP VIEW)
SN54ALS245A . . . J OR W PACKAGE
SN54AS245 . . . J PACKAGE
SN74ALS245A . . . DB, DW, N, OR NS PACKAGE
SN74AS245 . . . DW, N, OR NS PACKAGE
(TOP VIEW)
3
2
1
20 19
18
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
DIR
A1
V
CC
B1
B2
B3
B4
B5
A3
A4
A5
A6
A7
4
5
6
7
8
OE
B1
B2
B3
B4
B5
B6
B7
B8
17
16
15
14
A2
A3
A4
9 10 11 12 13
A5
A6
A7
A8
GND
description/ordering information
ORDERING INFORMATION
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
†
PACKAGE
T
A
SN74ALS245A-1N
SN74ALS245AN
SN74AS245N
SN74ALS245A-1N
SN74ALS245AN
SN74AS245N
PDIP – N
Tube
Tube
SN74ALS245ADW
SN74ALS245ADWR
SN74ALS245A-1DW
SN74ALS245A-1DWR
SN74AS245DW
ALS245A
ALS245A-1
AS245
Tape and reel
Tube
SOIC – DW
SOP – NS
0°C to 70°C
Tape and reel
Tube
Tape and reel
Tape and reel
Tape and reel
Tape and reel
Tape and reel
SN74AS245DWR
SN74ALS245ANSR
SN74ALS245A-1NSR
SN74AS245NSR
SN74ALS245ADBR
SNJ54ALS245AJ
SNJ54AS245J
ALS245A
ALS245A-1
74AS245
SSOP – DB
CDIP – J
G245A
SNJ54ALS245AJ
SNJ54AS245J
SNJ54ALS245AW
SNJ54ALS245AFK
SNJ54AS245FK
Tube
Tube
Tube
–55°C to 125°C
CFP – W
SNJ54ALS245AW
SNJ54ALS245AFK
SNJ54AS245FK
LCCC – FK
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
Copyright 2003, Texas Instruments Incorporated
On products compliant to MIL-PRF-38535, all parameters are tested
unless otherwise noted. On all other products, production
processing does not necessarily include testing of all parameters.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of Texas Instruments
standard warranty. Production processing does not necessarily include
testing of all parameters.
1
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