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MB90478PFV Datasheet(PDF) 5 Page - Fujitsu Component Limited. |
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MB90478PFV Datasheet(HTML) 5 Page - Fujitsu Component Limited. |
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5 / 118 page  MB90470 Series 5 (Continued) Parameter Part number MB90477 MB90478 MB90V470B ROM capacity MASKROM 256 KB MASKROM 256 KB RAM capacity 8 KB 8 KB 16 KB CPU functions Basic instructions Instruction bit length Instruction length Data bit length Minimum instruction execution time : 351 : 8-bit, 16-bit : 1 byte to 7 bytes : 1-bit, 8-bit, 16-bit : 50 ns (with 20 MHz machine clock) Ports General purpose input/output ports : 84 Max General purpose input/output ports (CMOS output) General purpose input/output ports (built-in pull-up resistance) General purpose input/output ports (N-ch open drain) UART Stop-start synchronized : 1 channel 8/16-bit PPG timer 8-bit 6-channel/16-bit 3-channel 8/16-bit up-down counter/timer Two 8-bit up-down counters with 6 event input pins Two 8-bit reload/compare registers 16-bit input/ output timers 16-bit free-run timer Channel : 1 Overflow interrupt Output compare (OCU) Channels : 6 Pin input source : from compare register match signal Input capture (ICU) Channels : 2 Register rewritten from pin input (rising/falling/both edges) DTP/external interrupt circuit External interrupt pins : 8 channels (set to edge or level correlation) I/O expansion serial interface 2-channel, built-in I2C interface 1-channel, built-in Time base timer 18-bit counter Interrupt cycle : 1.0 ms, 4.1 ms, 16.4 ms, 131.1 ms (minimum times, at base oscillator frequency 4 MHz) A/D converter Conversion accuracy : 8/10-bit switchable Single conversion mode (converts selected channel 1 time only) Scan conversion mode (converts multiple consecutive channels, programmable up to 8 channels) Continuous conversion mode (converts selected channels continuously) Stop conversion mode (converts selected channel, stops and repeats) Watchdog timer Reset interval : 3.58 ms, 14.33 ms, 57.23 ms, 458.75 ms (minimum times, at base oscillator frequency 4 MHz) Low power (standby) modes Sleep, stop, CPU intermittent, watch mode Process CMOS Notes Mask version Mask version without I2C built-in interface EVA function User pin Emulator dedicated power supply Included |
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