D8257
DMA Controller, 4 Channel(s), 3.125MHz, MOS, CDIP40Manufacturer: Advanced Micro Devices
Categories: DMA Controllers
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The Advanced Micro Devices D8257 is a 4-channel Direct Memory Access (DMA) controller, operating at a maximum clock frequency of 3.125MHz. This MOS technology component utilizes an 8-bit address and data bus, offering compatibility with 8080A and 9080A processors. Packaged in a 40-pin Ceramic Dual In-line Package (CDIP) with through-hole mounting, the D8257 is designed for applications requiring efficient data transfer. It operates within a supply voltage range of 4.75V to 5.25V and has a maximum supply current of 120mA. This component finds application in industrial automation, embedded systems, and computing platforms where high-speed data throughput is critical.
Additional Information
Series: D8257RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 52.3240 |
| Width | 15.2400 |
| Technology | MOS |
| Address_Bus_Width | 8 |
| Bus_Compatibility | 8080A; 9080A |
| Clock_Frequency_Max | 3.1250000000000000 |
| External_Data_Bus_Width | 8 |
| JESD_30_Code | R-CDIP-T40 |
| Number_of_DMA_Channels | 4 |
| Number_of_Terminals | 40 |
| Operating_Temperature_Max | 70.0000 |
| Operating_Temperature_Min | 0.0000 |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP40,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Seated_Height_Max | 5.7150 |
| Supply_Current_Max | 120.00000000 |
| Supply_Voltage_Max | 5.2500 |
| Supply_Voltage_Min | 4.7500 |
| Supply_Voltage_Nom | 5.0000 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
| uPs_uCs_Peripheral_ICs_Type | DMA CONTROLLER |
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