Datasheets
54AC521DMQB by:

IC AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERAMIC, DIP-20, Arithmetic Circuit

Part Details for 54AC521DMQB by National Semiconductor Corporation

Overview of 54AC521DMQB by National Semiconductor Corporation

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Applications Education and Research Space Technology Aerospace and Defense Automotive

Price & Stock for 54AC521DMQB

Part # Distributor Description Stock Price Buy
Quest Components IDENTITY COMPARATOR, 20 Pin, Ceramic, DIP 1
  • 1 $38.8184
$38.8184 Buy Now

Part Details for 54AC521DMQB

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54AC521DMQB Part Data Attributes:

54AC521DMQB National Semiconductor Corporation
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54AC521DMQB National Semiconductor Corporation IC AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERAMIC, DIP-20, Arithmetic Circuit
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer NATIONAL SEMICONDUCTOR CORP
Package Description DIP, DIP20,.3
Reach Compliance Code unknown
HTS Code 8542.39.00.01
Additional Feature CASCADABLE
Family AC
JESD-30 Code R-GDIP-T20
JESD-609 Code e0
Length 24.51 mm
Load Capacitance (CL) 50 pF
Logic IC Type IDENTITY COMPARATOR
Number of Bits 8
Number of Functions 1
Number of Terminals 20
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Output Polarity INVERTED
Package Body Material CERAMIC, GLASS-SEALED
Package Code DIP
Package Equivalence Code DIP20,.3
Package Shape RECTANGULAR
Package Style IN-LINE
Propagation Delay (tpd) 15 ns
Qualification Status Not Qualified
Screening Level MIL-STD-883 Class B
Seated Height-Max 5.08 mm
Supply Voltage-Max (Vsup) 6 V
Supply Voltage-Min (Vsup) 2 V
Supply Voltage-Nom (Vsup) 3.3 V
Surface Mount NO
Technology CMOS
Temperature Grade MILITARY
Terminal Finish TIN LEAD
Terminal Form THROUGH-HOLE
Terminal Pitch 2.54 mm
Terminal Position DUAL
Width 7.62 mm

Alternate Parts for 54AC521DMQB

This table gives cross-reference parts and alternative options found for 54AC521DMQB. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 54AC521DMQB, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
MC74AC521N AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDIP20, PLASTIC, DIP-20 Motorola Mobility LLC 54AC521DMQB vs MC74AC521N
5962R9098501BRA AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERDIP-20 Texas Instruments 54AC521DMQB vs 5962R9098501BRA
74AC521PC_NL Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDIP20, 0.300 INCH, PLASTIC, MS-001, DIP-20 Fairchild Semiconductor Corporation 54AC521DMQB vs 74AC521PC_NL
5962F9670901VRX AC SERIES, 8-BIT IDENTITY COMPARATOR, TRUE OUTPUT, CDIP20, CERAMIC, DIP-20 Intersil Corporation 54AC521DMQB vs 5962F9670901VRX
5962R9098501SRX AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERDIP-20 Texas Instruments 54AC521DMQB vs 5962R9098501SRX
54AC521DMQB AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERAMIC, DIP-20 Texas Instruments 54AC521DMQB vs 54AC521DMQB
Part Number Description Manufacturer Compare
74AC520PCQR Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDIP20, PLASTIC, DIP-20 Fairchild Semiconductor Corporation 54AC521DMQB vs 74AC520PCQR
74F385PCQR F/FAST SERIES, 1-BIT ADDER/SUBTRACTOR, PDIP20, PLASTIC, DIP-20 Texas Instruments 54AC521DMQB vs 74F385PCQR
74AC520DCQR Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, CDIP20, CERAMIC, DIP-20 Fairchild Semiconductor Corporation 54AC521DMQB vs 74AC520DCQR
74F385PCQR Adder/Subtractor, F/FAST Series, 1-Bit, TTL, PDIP20, PLASTIC, DIP-20 Fairchild Semiconductor Corporation 54AC521DMQB vs 74F385PCQR
54AC11521J AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20 Texas Instruments 54AC521DMQB vs 54AC11521J
74AC521PCQR Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDIP20, PLASTIC, DIP-20 Fairchild Semiconductor Corporation 54AC521DMQB vs 74AC521PCQR
MC74AC520NC Identity Comparator, AC Series, 8-Bit, Inverted Output, CMOS, PDIP20, PLASTIC, DIP-20 Motorola Semiconductor Products 54AC521DMQB vs MC74AC520NC
MC74AC520NC AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDIP20, PLASTIC, DIP-20 Motorola Mobility LLC 54AC521DMQB vs MC74AC520NC
5962R9098501SRX AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERDIP-20 Texas Instruments 54AC521DMQB vs 5962R9098501SRX
54AC521DM AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, CDIP20, CERAMIC, DIP-20 Texas Instruments 54AC521DMQB vs 54AC521DM

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