PartsTable
Technical Data Sheet
639-591 ✓ 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 DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: SILICON SEMICONDUCTOR, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, body_height: 0.130 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, body_length: 1.060 INCHES MAXIMUM IN, overall_length: 1.120 INCHES MAXIMUM IN, special_features: NUCLEAR HARDNESS CRITICAL ITEMS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-022-6866, 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
639-591
NSN: 5961-01-022-6866
FSC: 5961
CAGE: 36346 — UNION CARBIDE CORP SUB OF DOW CO THE (USA)
SPECIFICATIONS
materialSILICON SEMICONDUCTOR
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
body_height0.130 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length1.060 INCHES MAXIMUM IN
overall_length1.120 INCHES MAXIMUM IN
special_featuresNUCLEAR HARDNESS CRITICAL ITEMS
features_providedHERMETICALLY SEALED AND MONOLITHIC AND 3-STATE OUTPUT AND LOW POWER
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_pattern10 INPUT
NSN5961-01-022-6866
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 639-591 MFR OEM SEMICONDUCTOR DEVICE,DIODE
KEY FEATURES
MATERIAL: SILICON SEMICONDUCTOR
OVERALL WIDTH ACROSS FLATS: 1.250 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY: 1 THREADED STUD AND 1 TAB, SOLDER LUG
FEATURES PROVIDED: HERMETICALLY SEALED CASE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSILICON SEMICONDUCTOR
OVERALL WIDTH ACROSS FLATS1.250 INCHES MAXIMUM IN
OVERALL LENGTH1.120 INCHES MAXIMUM IN
TERMINAL TYPE AND QUANTITY1 THREADED STUD AND 1 TAB, SOLDER LUG
FEATURES PROVIDEDHERMETICALLY SEALED CASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
SN54LS240J/883BInterchangeable
interchangeable cross-reference
interchangeable
804857-1Interchangeable
interchangeable cross-reference
interchangeable
SN54LS240JBInterchangeable
interchangeable cross-reference
interchangeable
300UR25AInterchangeable
Same NIIN cross-reference
interchangeable
PM-D61Interchangeable
Same NIIN cross-reference
interchangeable
672384Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 639-591?
639-591 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace 639-591?
There are 6 known substitutes for 639-591: SN54LS240J/883B, 804857-1, SN54LS240JB and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 639-591?
639-591 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5961-01-022-6866. This indicates validated use in U.S. government and defense supply chains.
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