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Technical Data Sheet

521A — Technical Data Sheet

✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The 521A is a the manufacturer industrial component. Key specifications include display_type: DIGITAL DISPLAY, frequency_range: +0.500 TO 1300000000.000 HERTZ OVERALL, measurement_type: FREQUENCY AND PERIOD AVERAGE AND RATIO AND TIME INTERVAL, solid_state_feature: INCLUDED. This part is cataloged in the Federal Logistics Information System under NSN 6625-01-175-2599, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ 521A
NSN: 6625-01-175-2599
FSC: 6625
CAGE: 1LQK8 — KEYSIGHT TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
display_typeDIGITAL DISPLAY
frequency_range+0.500 TO 1300000000.000 HERTZ OVERALL
measurement_typeFREQUENCY AND PERIOD AVERAGE AND RATIO AND TIME INTERVAL
solid_state_featureINCLUDED
NSN6625-01-175-2599
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 521A TITLE COMPONENT PN 521A MFR 521A
KEY FEATURES
•
FREQUENCY RANGE: +0.500 TO 1300000000.000 HERTZ OVERALL
•
MEASUREMENT TYPE: FREQUENCY AND PERIOD AVERAGE AND RATIO AND TIME INTERVAL
•
SOLID STATE FEATURE: INCLUDED
•
DISPLAY TYPE: DIGITAL DISPLAY
TECHNICAL CHARACTERISTICS
FREQUENCY RANGE+0.500 TO 1300000000.000 HERTZ OVERALL
MEASUREMENT TYPEFREQUENCY AND PERIOD AVERAGE AND RATIO AND TIME INTERVAL
SOLID STATE FEATUREINCLUDED
DISPLAY TYPEDIGITAL DISPLAY
FREQUENCY RANGE+0.500 TO 1300000000.000 HERTZ OVERALL
MEASUREMENT TYPEFREQUENCY AND PERIOD AVERAGE AND RATIO AND TIME INTERVAL
SOLID STATE FEATUREINCLUDED
DISPLAY TYPEDIGITAL DISPLAY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
1420AUpgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
5570Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
5325-AUpgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
5325-48Upgraded SuccessorGOVERNMENT REGISTRY
successor cross-reference
successor
523BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
G3295-3InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMATSourcing: other
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FREQUENTLY ASKED QUESTIONS
What is 521A?
521A is a 521A. It is classified as a MRO (MRO_GENERAL).
What parts can replace 521A?
There are 23 known substitutes for 521A: 1420A, 5570, 5325-A and 20 more. Substitute compatibility should be verified for your specific system.
Is 521A still available?
521A is currently cancelled.
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