SNJ54AS890FK
Microprogram Sequencer, TTL, CQCC68Manufacturer: Texas Instruments
Categories: Bit-Slice Processors
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The Texas Instruments 54AS890 is a high-speed microprogram sequencer designed for demanding applications. This TTL-compatible component, identified by part number SNJ54AS890FK, features a 68-lead Ceramic Quad Flatpack (CQFP) package with a terminal pitch of 1.270mm, suitable for surface-mount assembly. Operating across a wide temperature range from -55°C to 125°C, it conforms to MIL-PRF-38535 Class Q/V and MIL-STD-883 Class B screening levels. Its robust ceramic, metal-sealed cofired construction ensures reliability in harsh environments. The SNJ54AS890FK is a bit-slice processor, specifically a microprogram sequencer, commonly employed in high-performance computing, telecommunications infrastructure, and aerospace and defense systems requiring precise control and sequencing logic.
Additional Information
Series: 54AS890RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | TTL |
| JESD_30_Code | S-CQCC-N68 |
| Number_of_Terminals | 68 |
| Operating_Temperature_Max | 125.0000 |
| Operating_Temperature_Min | -55.0000 |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | QCCN |
| Package_Equivalence_Code | LCC68,.95SQ |
| Package_Shape | Square |
| Package_Style | CHIP CARRIER |
| Screening_Level_Reference_Standard | 38535Q/M;38534H;883B |
| Surface_Mount | Yes |
| Terminal_Form | NO LEAD |
| Terminal_Pitch | 1.270 |
| Terminal_Position | QUAD |
| uPs_uCs_Peripheral_ICs_Type | BIT-SLICE PROCESSOR, MICROPROGRAM SEQUENCER |
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