54F521DMQB National Semiconductor, 54F521DMQB Datasheet

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54F521DMQB

Manufacturer Part Number
54F521DMQB
Description
Manufacturer
National Semiconductor
Type
Identity Comparatorr
Datasheet

Specifications of 54F521DMQB

Logic Family
F
Technology
Bipolar
Number Of Bits
8
High Level Output Current
-1mA
Low Level Output Current
20mA
Output Function
A=B
Package Type
CDIP
Mounting
Through Hole
Pin Count
20
Polarity
Inverting
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
4.5V
Operating Temperature (max)
125C
Operating Temperature Classification
Military
Lead Free Status / Rohs Status
Not Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
54F521DMQB
Manufacturer:
INTERSIL
Quantity:
213
Part Number:
54F521DMQB
Manufacturer:
LUCENT
Quantity:
36
Part Number:
54F521DMQB
Quantity:
297
C 1995 National Semiconductor Corporation
54F 74F521
8-Bit Identity Comparator
General Description
The ’F521 is an expandable 8-bit comparator It compares
two words of up to eight bits each and provides a LOW
output when the two words match bit for bit The expansion
input I
Logic Symbols
TRI-STATE is a registered trademark of National Semiconductor Corporation
Note 1 Devices also available in 13 reel Use suffix
Note 2 Military grade device with environmental and burn-in processing Use suffix
74F521PC
74F521SC (Note 1)
74F521SJ (Note 1)
74F521MSA (Note 1)
A
e
Commercial
B
also serves as an active LOW enable input
54F521DM (Note 2)
TL F 9545
Military
e
SCX SJX and MSAX
Package
N20A
J20A
M20B
M20D
MSA20
Number
Features
Y
Y
Y
Compares two 8-bit words in 6 5 ns typ
Expandable to any word length
20-pin package
20-Lead (0 300 Wide) Molded Dual-In-Line
20-Lead Ceramic Dual-In-Line
20-Lead (0 300 Wide) Molded Small Outline JEDEC
20-Lead (0 300 Wide) Molded Small Outline EIAJ
20-Lead Molded Shrink Small Outline EIAJ type II
e
TL F 9545 – 1
DMQB
Package Description
IEEE IEC
RRD-B30M75 Printed in U S A
TL F 9545 – 4
May 1995

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54F521DMQB Summary of contents

Page 1

... Note 1 Devices also available in 13 reel Use suffix Note 2 Military grade device with environmental and burn-in processing Use suffix Logic Symbols TRI-STATE is a registered trademark of National Semiconductor Corporation C 1995 National Semiconductor Corporation TL F 9545 Features Compares two 8-bit words typ ...

Page 2

Unit Loading Fan Out Pin Names Description A –A Word A Inputs –B Word B Inputs Expansion or Enable Input (Active LOW Identity Output (Active LOW Truth ...

Page 3

... Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Storage Temperature b Ambient Temperature under Bias b Junction Temperature under Bias b Plastic b V Pin Potential to CC Ground Pin Input Voltage (Note 2) ...

Page 4

AC Electrical Characteristics Symbol Parameter Min t Propagation Delay 3 0 PLH PHL Propagation Delay 3 0 PLH PHL A ...

Page 5

Physical Dimensions inches (millimeters) 20-Lead Ceramic Dual-In-Line Package (D) 20-Lead (0 300 Wide) Molded Small Outline Package JEDEC (S) NS Package Number J20A NS Package Number M20B 5 ...

Page 6

Physical Dimensions inches (millimeters) (Continued) 20-Lead (0 300 Wide) Molded Small Outline Package EIAJ (SJ) 20-Lead (0 300 Wide) Molded Dual-In-Line Package (P) NS Package Number M20D NS Package Number N20A 6 ...

Page 7

Physical Dimensions inches (millimeters) (Continued) 20-Lead (0 300 Wide) Molded Shrink Outline Package EIAJ Type II (MSA) NS Package Number MSA20 7 ...

Page 8

... National Semiconductor National Semiconductor National Semiconductores Japan Ltd Hong Kong Ltd Do Brazil Ltda Sumitomo Chemical 13th Floor Straight Block ...

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