MB90F523 查看數據表（PDF） - Fujitsu
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MB90F523 Datasheet PDF : 106 Pages
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MB90520 Series
s PRODUCT LINEUP
Item
Part number
MB90522
MB90523
MB90F523
MB90V520
Classification
Mask ROM product
Flash ROM product Evaluation product
ROM size
64 kbytes
128 kbytes
None
RAM size
4 kbytes
6 kbytes
CPU functions
Number of instructions: 351
Instruction bit length: 8 bits, 16 bits
Instruction length: 1 byte to 7 bytes
Data bit length: 1 bit, 8 bits, 16 bits
Minimum execution time: 62.5 ns
(at machine clock frequency of 16 MHz)
Interrupt processing time: 1.5 µs
(at machine clock frequency of 16 MHz, minimum value)
Ports
General-purpose I/O ports (CMOS output): 53
General-purpose I/O ports (via pull-up resistor): 24
General-purpose I/O ports (N-ch open-drain output): 8
Total: 85
UART (SCI)
Clock synchronized transmission (62.5 kbps to 1 Mbps)
Clock asynchronized transmission (1202 bps to 9615 bps)
Transmission can be performed by bi-directional serial transmission or by
master/slave connection.
8/10-bit A/D converter
Conversion precision: 8/10-bit can be selectively used.
Number of inputs: 8
One-shot conversion mode (converts selected channel only once)
Scan conversion mode (converts two or more successive channels and can
program up to 8 channels.)
Continuous conversion mode (converts selected channel continuously)
Stop conversion mode (converts selected channel and stop operation repeatedly)
8/16-bit PPG timers 0, 1
Number of channels: 1 (8-bit × 2 channels)
PPG operation of 8-bit or 16-bit
Pulse wave of given intervals and given duty ratios can be output.
Pulse interval: 62.5 ns to 1 µs (at machine clock frequency of 16 MHz)
8/16-bit up/down counter/
timers 0, 1
Number of channels: 1 (8-bit × 2 channels)
Event input: 6 channels
8-bit up/down counter/timer used: 2 channels
8-bit re-load/compare function supported: 1 channel
16-bit
16-bit free-run
I/O timer timers 1, 2
Number of channels: 2
Overflow interrupts
(Continued)
4
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