MC8259A
Interrupt Controller, 8086; 8088; 80186 Compatible, NMOS, CDIP28Manufacturer: Intel
Categories: Interrupt Controllers
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The Intel MC8259A is an NMOS interrupt controller designed for compatibility with 8086, 8088, and 80186 processors. This component features 8 external interrupt request lines and an 8-bit external data bus. It operates within a supply voltage range of 4.5V to 5.5V with a nominal voltage of 5.0V, and has a maximum supply current of 85mA. The MC8259A is housed in a 28-pin CDIP package with a terminal pitch of 2.54mm, suitable for through-hole mounting. Its operating temperature range spans from -55°C to 125°C. This device is commonly utilized in embedded systems, industrial automation, and legacy computing platforms requiring robust interrupt management.
Additional Information
Series: MC8259RoHS Status: Manufacturer Lead Time: Product Status: DiscontinuedPackaging: Datasheet:Download Free CAD Model:
Technical Details:
| Length | 35.5600 |
| Width | 15.2400 |
| Technology | NMOS |
| Bus_Compatibility | 8086; 8088; 80186 |
| External_Data_Bus_Width | 8 |
| JESD_30_Code | R-CDIP-T28 |
| Number_of_External_Interrupts | 8 |
| Number_of_Terminals | 28 |
| Operating_Temperature_Max | 125.0000 |
| Operating_Temperature_Min | -55.0000 |
| Package_Body_Material | CERAMIC, METAL-SEALED COFIRED |
| Package_Code | WDIP |
| Package_Shape | Rectangular |
| Package_Style | IN-LINE, WINDOW |
| Seated_Height_Max | 4.4400 |
| Supply_Current_Max | 85.00000000 |
| Supply_Voltage_Max | 5.5000 |
| Supply_Voltage_Min | 4.5000 |
| Supply_Voltage_Nom | 5.0000 |
| Surface_Mount | No |
| Terminal_Form | THROUGH-HOLE |
| Terminal_Pitch | 2.540 |
| Terminal_Position | Dual |
| uPs_uCs_Peripheral_ICs_Type | INTERRUPT CONTROLLER |
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