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SNJ54HC684W

更新时间： 2024-11-06 05:16:55
品牌 Logo 应用领域
德州仪器 - TI /
页数 文件大小 规格书
9页 284K
描述
8-BIT MAGNITUDE COMPARATORS

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SNJ54HC684W 数据手册

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SN54HC684, SN74HC684  
8-BIT MAGNITUDE COMPARATORS  
SCLS340B – MARCH 1996 – REVISED MARCH 2003  
Wide Operating Voltage Range of 2 V to 6 V  
Typical t = 22 ns  
pd  
High-Current Outputs Drive Up To 10  
LSTTL Loads  
±4-mA Output Drive at 5 V  
Low Input Current of 1 µA Max  
Low Power Consumption, 80-µA Max I  
CC  
Compare Two 8-Bit Words  
SN54HC684 . . . FK PACKAGE  
(TOP VIEW)  
SN54HC684 . . . J OR W PACKAGE  
SN74HC684 . . . DW OR N PACKAGE  
(TOP VIEW)  
P > Q  
P0  
V
CC  
P = Q  
Q7  
1
2
3
4
5
6
7
8
9
20  
19  
18  
3
2
1
20 19  
18  
Q0  
P1  
Q7  
P7  
Q6  
P1  
Q1  
P2  
Q2  
P3  
4
5
6
7
8
17 P7  
16 Q6  
15 P6  
14 Q5  
13 P5  
12 Q4  
11 P4  
17  
16  
Q1  
P2  
15 P6  
14  
9 10 11 12 13  
Q2  
P3  
Q5  
Q3  
GND 10  
description/ordering information  
These magnitude comparators perform comparisons of two 8-bit binary or BCD words. These devices provide  
P = Q and P > Q outputs.  
ORDERING INFORMATION  
ORDERABLE  
PART NUMBER  
TOP-SIDE  
MARKING  
†
PACKAGE  
T
A
PDIP – N  
Tube  
SN74HC684N  
SN74HC684N  
–40°C to 85°C  
–55°C to 125°C  
Tube  
SN74HC684DW  
SN74HC684DWR  
SNJ54HC684J  
SNJ54HC684W  
SNJ54HC684FK  
SOIC – DW  
HC684  
Tape and reel  
Tube  
CDIP – J  
CFP – W  
LCCC – FK  
SNJ54HC684J  
SNJ54HC684W  
SNJ54HC684FK  
Tube  
Tube  
†
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines  
are available at www.ti.com/sc/package.  
FUNCTION TABLE  
DATA  
INPUTS  
P, Q  
OUTPUTS  
P = Q P > Q  
P = Q  
P > Q  
P < Q  
L
H
H
H
L
H
The P < Q function can be  
generated by applying P = Q  
and P > Q to a 2-input NAND  
gate.  
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  
UNLESS OTHERWISE NOTED this document contains PRODUCTION  
DATA information 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
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265  
1234567...9

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