The 42 dual C40 multichip module (MCM) contains two SMJ320C40 digital signal processors (DSPs) with 128K words × 32 bits (42D) or 256K words × 32 bits (42C) of zero-wait-state SRAMs mapped to each local bus.
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D Performance:
-- 80 Million Floating-Point Operations Per Second (MFLOPS) With 496-MBps-Burst I/O Rate for 40-MHz Modules
-- Zero-Wait-State Local Memory for Each Processor
D Organization:
-- 128K-Word × 32-Bit Static Random-Access Memory (SRAM) (SMJ320MCM42D)
-- 256K-Word × 32-Bit SRAM (SMJ320MCM42C)
D Compliant With MIL-PRF-38535 QML D Dual C40 Performance With Local Memory
Requiring Only 8.