P8257
DMA Controller, 4 Channel(s), 3.125MHz, MOS, PDIP40Manufacturer: Advanced Micro Devices
Categories: DMA Controllers
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Advanced Micro Devices P8257 is a 4-channel Direct Memory Access (DMA) Controller operating at a maximum clock frequency of 3.125MHz. This MOS technology component features an 8-bit address bus width and an 8-bit external data bus width, providing compatibility with 8080A and 9080A bus architectures. The P8257 is housed in a 40-pin PDIP package with through-hole mounting terminals and a terminal pitch of 2.54mm. It operates within a supply voltage range of 4.75V to 5.25V, with a nominal supply voltage of 5.00V, and has a maximum supply current of 120mA. The operating temperature range is from 0°C to 70°C. This component is utilized in applications requiring efficient data transfer, commonly found in embedded systems and data acquisition equipment.
Additional Information
Series: P8257RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 52.4510 |
| 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-PDIP-T40 |
| Number_of_DMA_Channels | 4 |
| Number_of_Terminals | 40 |
| Operating_Temperature_Max | 70.0000 |
| Operating_Temperature_Min | 0.0000 |
| Package_Body_Material | PLASTIC/EPOXY |
| Package_Code | DIP |
| Package_Equivalence_Code | DIP40,.6 |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE |
| Seated_Height_Max | 5.0800 |
| 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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