Part Number(s):BU-65170, BU-65171, BU-61580, BU-61581, BU-61585, BU-61586
Package: 70-pin ceramic DIP Flat Pack(1.9 x 1.0 x 0.150 inches)70-pin ceramic DIP, Flat Pack, or gull wing (1.9 x1.0 x 0.150 inches). BU-65170/BU-61580: 4k x 16 internal RAMBU-61585/6:12k x 16 (8k x 17) internal RAM
MIL-STD-1553A/B NOTICE 2 RT and BC-RT-MT, ADVANCED COMMUNICATION ENGINE (ACE) Comprises a complete integrated BC-RT-MT interface between a host processor and a MIL-STD-1553A/B or STANAG 3838 bus. Includes a dual transceiver plus complete protocol, memory management, processor interface, and 4K x 16 internal RAM. Supports a wide variety of interfaces to a host processor and external RAM. Includes many advanced architectural features including automatic BC retries, programmable intermessage gap times, RT subaddress double buffering and circular buffers, a message monitor, and a simultaneous RT/Monitor mode.