MA17503 MA17503 Radiation Hard MIL-STD-1750A Interrupt Unit Replaces June 1999 version, DS3566-4.
0 DS3566-5.
0 January 2000 The MA17503 Interrupt Unit is a component of the MAS281 chip set.
Other chips in the set include MA17501 Execution Unit and the MA17502 Control Unit.
Also available is the peripheral MA31751 Memory Management/Block Protection Unit.
The lnterrupt Unit, in conjunction with these additional chips, implements the full MIL-STD-1750A Instruction Set Architecture.
The MA17503 - consisting of the Pending Interrupt Register, Mask Register, Interrupt Priority Encoder, Fault Register, Timer A, Timer B, Trigger-Go Counter, Bus Fault Timer, and DMA interface - handles all interrupt...

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