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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TMPR4956C датащи(PDF) 49 Page - Toshiba Semiconductor |
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TMPR4956C датащи(HTML) 49 Page - Toshiba Semiconductor |
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49 / 286 page  Chapter 2 Features 2-1 2. Features • TX49/H4 Processor Core TX49/H4 Processor Core is a 64-bit RISC CPU core Toshiba developed based on the architecture of MIPS for interactive consumer applications including Printer, Network and set-top terminals. • Internal bus width is 64-bit, External bus width is 64-bit or 32-bit. Core and Cache are connected with 64-bit internal bus. External bus is 64-bit or 32-bit SysAD-bus I/F with multiplexed address and data. This interface is compatible with the R4300, and R5000 system interfaces. • Power management Internal: 1.25 V I/O: 3.3 V or 2.5 V The TX49/H4 Processor support Power management mode (Halt, Doze) • Maximum operating frequency The SysAD-bus I/F and TX49/H4 Processor’s maximum operating frequency is set by External pin (DivMode[2:0]). Div Mode[2:0] EC-bit Clock Ratio 000 010 1:4 001 111 1:2.5 010 000 1:2 011 001 1:3 100 100 1:3.5 101 101 1:4.5 110 110 1:5 111 011 1:6 • Package 217-pin PFBGA • Part Number TMPR4956CXBG-400: Maximum internal operating frequency = 400 MHz (Ask your nearest Toshiba sales representative for the latest part number.) |
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