There are no models available for this part yet.
Overview of 74AC521SCQR by National Semiconductor Corporation
Note: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
- Distributor Offerings: ( 0 listings )
- Number of FFF Equivalents: ( 1 replacement )
- CAD Models: ( Request Part )
- Number of Functional Equivalents: ( 7 options )
- Part Data Attributes ( Available )
- Reference Designs: ( Not Available )
Where used in Applications:
Education and Research
Space Technology
Aerospace and Defense
Automotive
CAD Models for 74AC521SCQR by National Semiconductor Corporation
Part Data Attributes for 74AC521SCQR by National Semiconductor Corporation
|
|
---|---|
Rohs Code
|
No
|
Part Life Cycle Code
|
Obsolete
|
Ihs Manufacturer
|
NATIONAL SEMICONDUCTOR CORP
|
Package Description
|
SOP, SOP20,.4
|
Reach Compliance Code
|
unknown
|
HTS Code
|
8542.39.00.01
|
Additional Feature
|
CASCADABLE
|
Family
|
AC
|
JESD-30 Code
|
R-PDSO-G20
|
JESD-609 Code
|
e0
|
Length
|
12.8 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
|
85 °C
|
Operating Temperature-Min
|
-40 °C
|
Output Polarity
|
INVERTED
|
Package Body Material
|
PLASTIC/EPOXY
|
Package Code
|
SOP
|
Package Equivalence Code
|
SOP20,.4
|
Package Shape
|
RECTANGULAR
|
Package Style
|
SMALL OUTLINE
|
Power Supply Current-Max (ICC)
|
0.04 mA
|
Propagation Delay (tpd)
|
12.5 ns
|
Qualification Status
|
Not Qualified
|
Seated Height-Max
|
2.65 mm
|
Supply Voltage-Max (Vsup)
|
6 V
|
Supply Voltage-Min (Vsup)
|
2 V
|
Supply Voltage-Nom (Vsup)
|
5 V
|
Surface Mount
|
YES
|
Technology
|
CMOS
|
Temperature Grade
|
INDUSTRIAL
|
Terminal Finish
|
TIN LEAD
|
Terminal Form
|
GULL WING
|
Terminal Pitch
|
1.27 mm
|
Terminal Position
|
DUAL
|
Width
|
7.5 mm
|
Alternate Parts for 74AC521SCQR
This table gives cross-reference parts and alternative options found for 74AC521SCQR. 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 74AC521SCQR, 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 |
---|---|---|---|
74AC521SCQR | AC SERIES, 8-BIT IDENTITY COMPARATOR, INVERTED OUTPUT, PDSO20, SOIC-20 | Texas Instruments | 74AC521SCQR vs 74AC521SCQR |