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Technical Data Sheet
A857-1 ✓ Verified by PartsTable
· COMPONENT
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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include features_provided: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC, memory_device_type: PROM, storage_temp_range: -65.0 TO 150.0 CELSIUS DEGC, operating_temp_range: -55.0 TO 125.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-358-0909, 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
A857-1
NSN: 5962-01-358-0909
FSC: 5962
CAGE: 36378 — RAYTHEON TECHNICAL SERVICES COMPANY (USA)
SPECIFICATIONS
features_providedHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
memory_device_typePROM
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_pattern10 INPUT
inclosure_configurationDUAL-IN-LINE
terminal_surface_treatmentSOLDER
time_rating_per_chacteristic45.00 NANOSECONDS NOMINAL DELAY NS
maximum_power_dissipation_rating300.0 MILLIWATTS
current_rating_per_characteristic85.00 MILLIAMPERES MAXIMUM SUPPLY
NSN5962-01-358-0909
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN A857-1 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
MAXIMUM POWER DISSIPATION RATING: 300.0 MILLIWATTS
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
FEATURES PROVIDED: HERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
TERMINAL SURFACE TREATMENT: SOLDER
CURRENT RATING PER CHARACTERISTIC: 85.00 MILLIAMPERES MAXIMUM SUPPLY
TIME RATING PER CHACTERISTIC: 45.00 NANOSECONDS NOMINAL DELAY NS
MEMORY DEVICE TYPE: PROM
VOLTAGE RATING AND TYPE PER CHARACTERISTIC: 7.0 VOLTS MAXIMUM POWER SOURCE
TECHNICAL CHARACTERISTICS (FLIS)
MAXIMUM POWER DISSIPATION RATING300.0 MILLIWATTS
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
FEATURES PROVIDEDHERMETICALLY SEALED AND MONOLITHIC AND POSITIVE OUTPUTS
TERMINAL SURFACE TREATMENTSOLDER
CURRENT RATING PER CHARACTERISTIC85.00 MILLIAMPERES MAXIMUM SUPPLY
TIME RATING PER CHACTERISTIC45.00 NANOSECONDS NOMINAL DELAY NS
MEMORY DEVICE TYPEPROM
VOLTAGE RATING AND TYPE PER CHARACTERISTIC7.0 VOLTS MAXIMUM POWER SOURCE
STORAGE TEMP RANGE-65.0 TO 150.0 CELSIUS DEGC
INCLOSURE MATERIALCERAMIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
807808-016A16Interchangeable
interchangeable cross-reference
interchangeable
TBP28L22NInterchangeable
interchangeable cross-reference
interchangeable
63S281NInterchangeable
interchangeable cross-reference
interchangeable
807808-016A23Interchangeable
interchangeable cross-reference
interchangeable
100354Interchangeable
interchangeable cross-reference
interchangeable
SN74S471NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A857-1?
A857-1 is a MICROCIRCUIT,DIGITAL.
What parts can replace A857-1?
There are 10 known substitutes for A857-1: 807808-016A16, TBP28L22N, 63S281N and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A857-1?
A857-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-358-0909. This indicates validated use in U.S. government and defense supply chains.
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