SN54HC189FK
Standard SRAM, 16X4, 81ns, CMOS, CQCC20Manufacturer: Texas Instruments
Categories: SRAMs
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Texas Instruments SN54HC189FK is a 16x4 standard SRAM with a maximum access time of 81ns. This CMOS device operates asynchronously and features 3-state outputs. Packaged in a ceramic CQCC20 (JESD-30 Code S-XQCC-N20), it is designed for surface mounting with a terminal pitch of 1.270mm. The SN54HC189 series component is suitable for applications requiring high-reliability operation across a wide temperature range, from -55°C to 125°C, finding use in industrial, defense, and aerospace systems.
Additional Information
Series: SN54HC189RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | CMOS |
| Access_Time_Max | 81.0000000000000000 |
| JESD_30_Code | S-XQCC-N20 |
| Memory_IC_Type | STANDARD SRAM |
| Memory_Organization | 16X4 |
| Memory_Width | 4 |
| Number_of_Terminals | 20 |
| Number_of_Words | 16.0000000000000000 |
| Number_of_Words_Code | 16 |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 125.0 |
| Operating_Temperature_Min | -55.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | Ceramic |
| Package_Code | QCCN |
| Package_Equivalence_Code | LCC20,.35SQ |
| Package_Shape | Square |
| Package_Style | CHIP CARRIER |
| Parallel_Serial | Parallel |
| Surface_Mount | Yes |
| Terminal_Form | NO LEAD |
| Terminal_Pitch | 1.270 |
| Terminal_Position | QUAD |
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