MB90477 Ver la hoja de datos (PDF) - Fujitsu
Número de pieza
componentes Descripción
Lista de partido
MB90477 Datasheet PDF : 118 Pages
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MB90470 Series
(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 free-run timer
16-bit
input/
output
Output compare (OCU)
timers
Input capture (ICU)
Channel : 1
Overflow interrupt
Channels : 6
Pin input source : from compare register match signal
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
5
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