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Technical Data Sheet
PartsTable / COMPONENT / AD821
AD821 ✓ Verified by PartsTable
— · SFP TRANSCEIVER
WHAT YOU NEED TO KNOW
SR = Short Range (multimode, 300m) | LR = Long Range (single-mode, 10km) DOM = Digital Optical Monitoring — most enterprise SFPs support it
MATCH ALL THREE: Speed + Wavelength + Brand compatibility
PRODUCT OVERVIEW

The SEMICONDUCTOR DEVICES,UNITIZED is a the manufacturer industrial component. Key specifications include overall_height: 0.210 INCHES MAXIMUM IN, overall_diameter: 0.230 INCHES MAXIMUM IN, special_features: ALL TRANSISTOR JUNCTION PATTERN ARRANGEMENT: PNP, component_name_and_quantity: 2 TRANSISTOR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-033-0720, 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
AD821
NSN: 5961-01-033-0720
FSC: 5961
CAGE: 24355 — ANALOG DEVICES, INC. DIV CORPORATE HEADQUARTERS (USA)
SPECIFICATIONS
overall_height0.210 INCHES MAXIMUM IN
overall_diameter0.230 INCHES MAXIMUM IN
special_featuresALL TRANSISTOR JUNCTION PATTERN ARRANGEMENT: PNP
component_name_and_quantity2 TRANSISTOR
NSN5961-01-033-0720
COMPONENT DIAGRAM
BAIL LATCH 10G SFP+ 850nm · SR (MMF, 300m) DOM: Digital Optical Monitoring TX RX LC DUPLEX 20-PIN EDGE CONNECTOR ~56.5 mm ~13.4mm SFP+ TRANSCEIVER | 10G | 850nm | SR (MMF, 300m) Hot-swappable | LC duplex fiber | DDM/DOM supported TITLE SFP+ XCVR PN AD821 MFR OEM SEMICONDUCTOR DEVICES,UNITIZED
KEY FEATURES
•
OVERALL DIAMETER: 0.230 INCHES MAXIMUM IN
•
COMPONENT NAME AND QUANTITY: 2 TRANSISTOR
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL DIAMETER0.230 INCHES MAXIMUM IN
COMPONENT NAME AND QUANTITY2 TRANSISTOR
OVERALL HEIGHT0.210 INCHES MAXIMUM IN
SPECIAL FEATURESALL TRANSISTOR JUNCTION PATTERN ARRANGEMENT: PNP
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
L00968Interchangeable
interchangeable cross-reference
interchangeable
DMS 81023BInterchangeable
interchangeable cross-reference
interchangeable
JAN2N1711Interchangeable
interchangeable cross-reference
interchangeable
220087Interchangeable
interchangeable cross-reference
interchangeable
AD81100-17Interchangeable
interchangeable cross-reference
interchangeable
00-17Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AD821?
AD821 is a SEMICONDUCTOR DEVICES,UNITIZED.
What parts can replace AD821?
There are 15 known substitutes for AD821: L00968, DMS 81023B, JAN2N1711 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AD821?
AD821 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-033-0720. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026