SCLS136D 鈭?DECEMBER 1982 鈭?REVISED AUGUST 2003
SN54HC273, SN74HC273
OCTAL D TYPE FLIP FLOPS
WITH CLEAR
D
D
D
D
D
D
D
Wide Operating Voltage Range of 2 V to 6 V
Outputs Can Drive Up To 10 LSTTL Loads
Low Power Consumption, 80-碌A(chǔ) Max I
CC
Typical t
pd
= 12 ns
鹵4-mA
Output Drive at 5 V
Low Input Current of 1
碌A(chǔ)
Max
Contain Eight Flip-Flops With Single-Rail
Outputs
D
Direct Clear Input
D
Individual Data Input to Each Flip-Flop
D
Applications Include:
鈭?Buffer/Storage Registers
鈭?Shift Registers
鈭?Pattern Generators
description
SN54HC273 . . . J OR W PACKAGE
SN74HC273 . . . DB, DW, N, NS, OR PW PACKAGE
(TOP VIEW)
SN54HC273 . . . FK PACKAGE
(TOP VIEW)
1D
1Q
CLR
V
CC
CLR
1Q
1D
2D
2Q
3Q
3D
4D
4Q
GND
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
CC
8Q
8D
7D
7Q
6Q
6D
5D
5Q
CLK
2D
2Q
3Q
3D
4D
4
5
6
7
8
3 2 1 20 19
18
17
16
15
14
9 10 11 12 13
8Q
8D
7D
7Q
6Q
6D
description/ordering information
These circuits are positive-edge-triggered D-type flip-flops with a direct clear (CLR) input.
ORDERING INFORMATION
TA
PDIP 鈭?N
SOIC 鈭?DW
SOP 鈭?NS
鈭?0擄C to 85擄C
SSOP 鈭?DB
PACKAGE鈥?/div>
Tube of 20
Tube of 25
Reel of 2000
Reel of 2000
Reel of 2000
Tube of 70
TSSOP 鈭?PW
CDIP 鈭?J
鈭?5擄C to 125擄C
鈭?5 C 125 C
CFP 鈭?W
LCCC 鈭?FK
Reel of 2000
Reel of 250
Tube of 20
Tube of 85
Tube of 55
ORDERABLE
PART NUMBER
SN74HC273N
SN74HC273DW
SN74HC273DWR
SN74HC273NSR
SN74HC273DBR
SN74HC273PW
SN74HC273PWR
SN74HC273PWT
SNJ54HC273J
SNJ54HC273W
SNJ54HC273FK
SNJ54HC273J
SNJ54HC273W
SNJ54HC273FK
HC273
HC273
HC273
HC273
TOP-SIDE
MARKING
SN74HC273N
鈥?Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are
available at www.ti.com/sc/package.
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.
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.
POST OFFICE BOX 655303
鈥?/div>
DALLAS, TEXAS 75265
4Q
GND
CLK
5Q
5D
Copyright
錚?/div>
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.
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