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MB90F897 Datasheet(PDF) 3 Page - Fujitsu Component Limited. |
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MB90F897 Datasheet(HTML) 3 Page - Fujitsu Component Limited. |
3 / 78 page MB90895 Series 3 s PRODUCT LINEUP (Continued) Part Number MB90F897/S MB90V495G Parameter Classification Flash ROM Evaluation product ROM capacity 64 Kbytes RAM capacity 2 Kbytes 6 Kbytes Process CMOS Package LQFP-48 (0.50 mm width) PGA256 Operating power supply voltage 3.5 V to 5.5 V 4.5 V to 5.5 V Special power supply for emulator*1 None CPU functions Number of basic instructions Instruction bit length Instruction length Data bit length : 351 instructions : 8 bits and 16 bits : 1 byte to 7 bytes : 1 bit, 8 bits, 16 bits Minimum instruction execution time : 62.5 ns (at 16-MHz machine clock) Interrupt processing time : 1.5 µs at minimum (at 16-MHz machine clock) Low power consumption (standby) mode Sleep mode/Clock mode/Time-base timer mode/ Stop mode/CPU intermittent I/O port General-purpose input/output ports (CMOS output) : 34 ports (36 ports*2) including 4 high-current output ports (P14 to P17) Time-base timer 18-bit free-run counter Interrupt cycle : 1.024 ms, 4.096 ms, 16.834 ms, 131.072 ms (with oscillation clock frequency at 4 MHz) Watchdog timer Reset generation cycle: 3.58 ms, 14.33 ms, 57.23 ms, 458.75 ms (with oscillation clock frequency at 4 MHz) 16-bit input/output timer 16-bit free-run timer Number of channels: 1 Interrupt upon occurrence of overflow Input capture Number of channels: 4 Retaining free-run timer value set by pin input (rising edge, falling edge, and both edges) 16-bit reload timer Number of channels: 2 16-bit reload timer operation Count clock cycle: 0.25 µs, 0.5 µs, 2.0 µs (at 16-MHz machine clock frequency) External event count is allowed. Clock timer 15-bit free-run counter Interrupt cycle: 31.25 ms, 62.5 ms, 12 ms, 250 ms, 500 ms, 1.0 s, 2.0 s (with 8.192 kHz sub clock) 8/16-bit PPG timer Number of channels: 2 (four 8-bit channels are available also.) PPG operation is allowed with four 8-bit channels or one 16-bit channel. Outputting pulse wave of arbitrary cycle or arbitrary duty is allowed. Count clock: 62.5 ns to 1 µs (with 16 MHz machine clock) Delay interrupt generator module Interrupt generator module for task switching. Used for real-time OS. DTP/External interrupt Number of inputs: 4 Activated by rising edge, falling edge, “H” level or “L” level input. External interrupt or expanded intelligent I/O service (EI2OS) is available. |
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