SN74LS189J4
Standard SRAM, 16X4, 80ns, TTL, CDIP16Manufacturer: Texas Instruments
Categories: SRAMs
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The Texas Instruments SN74LS189J4 is a 64-bit (16 words by 4 bits) standard synchronous SRAM featuring TTL technology. With a maximum access time of 80ns, this component offers asynchronous operation and 3-state outputs. It is housed in a 16-pin Ceramic Dual Inline Package (CDIP) with through-hole mounting and a terminal pitch of 2.54mm. The operating supply voltage ranges from 4.5V to 5.5V, with a nominal value of 5V. This device is suitable for applications requiring fast, reliable memory storage in industrial and telecommunications equipment. The JESD-30 code for the package is R-XDIP-T16. Operating temperature spans from 0°C to 70°C.
Additional Information
Series: SN74LS189RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Technology | TTL |
| Access_Time_Max | 80.0000000000000000 |
| JESD_30_Code | R-XDIP-T16 |
| Memory_Density | 64.0000000000000000 |
| Memory_IC_Type | STANDARD SRAM |
| Memory_Organization | 16X4 |
| Memory_Width | 4 |
| Number_of_Terminals | 16 |
| Number_of_Words | 16.0000000000000000 |
| Number_of_Words_Code | 16 |
| Operating_Mode | Asynchronous |
| Operating_Temperature_Max | 70.0 |
| Operating_Temperature_Min | 0.0 |
| Output_Characteristics | 3-State |
| Package_Body_Material | Ceramic |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP16,.3 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Parallel_Serial | Parallel |
| Supply_Voltage_Max | 5.50000 |
| Supply_Voltage_Min | 4.50000 |
| Supply_Voltage_Nom | 5 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |