CPUpages.comEC040 – MC68EC040RC25A

MC68EC040 is low-cost MC68040 without integrated Memory Management Unit (MMU) and co-processor (FPU). Usually used as controller.Manufacturer: Motorola Type: RISC Microprocessor, Microcontroller Introduced: 1991 Name (codename): 68EC040 (?) Code (Copyright): MC68EC040RC25A revision A (no) Specification number: no Core speed: 25MHz BUS: 25MHz, 32-bit Transistors (Die size): 813 500 (?mm square) Technology: 0.57-micron HCMOS L1/L2 cache: 4kB + 4kB / 512kB (external on board, bus speed) Can address: 4GB of physical and 1GB of virtual memory FPU: Not integrated, Co-processor 68881 or 68882 Drystone ALU: 26.1MIPS V core (typical): (5±0.25)V Power dissipation (typical/max.): 2.4W - 3.9W Operating temperature (min./max.): 0 - 110°C Package (Socket): Ceramic PGA-179pin (Socket PGA-179pin) Dimensions: 47.2 x 47.2 x 7mm Origin: Marcin Majewski (Poland)
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CPUpages.com 50P – DX2ODP 50 BOX

In fact it is A80486DX2-50 for upgrade A80486SX 16-25 and A80486DX 25. CPU has 487SX pinout (169pins) and is intended for OverDrive socket. One extra pin assigned to disable the Intel i80486SX CPU. Original CPU can be removed.Manufacturer: Intel Type: Microprocessor Introduced: June 1993 Name (codename): 486DX2 OverDrive Processor (P23T) Code (Copyright): DX2ODP50 BOXed (Intel 1989 1992) Specification number: SZ902 Core speed: 32MHz(16MHz BUS), 40MHz(20MHz BUS) or 50MHz(25MHz BUS) BUS: 16MHz - 25MHz, 32-bit Transistors (Die size): 1 200 000 (81mm square) Technology: 0.8-micron L1/L2 cache: 8kB / to 512kB (external, BUS speed) Can address: 4 GB of physical and 64 TB of virtual memory FPU: Integrated Whetstone FPU: ?MFLOPS Drystone ALU: ?MIPS V core (typical/max.): 5V - 6.5V Power dissipation (typical/max.): 3.75W - 4.75W (at 50MHz) Operating temperature (min./max.):…
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