MB90550A/550B Series
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PRODUCT LINEUP
Part number
Item
Classification
ROM size
RAM size
MB90552A MB90553A MB90F553A MB90P553A MB90T552A MB90T553A MB90V550A
MB90552B MB90553B
Mask ROM products
Flash ROM
products
128 Kbytes
4 Kbytes
OTP
External ROM products
Mass Product
64 Kbytes
2 Kbytes
None
2 Kbytes
4 Kbytes
Evaluation
product
None
6 Kbytes
CPU functions
The number of instructions: 340
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 of 16 MHz)
Interrupt processing time: 1.5
µs
(at machine clock of 16 MHz, minimum value)
General-purpose I/O ports (CMOS output): 53
General-purpose I/O ports (with pull-up resistor): 16
General-purpose I/O ports (N-channel open-drain output): 6
General-purpose I/O ports (N-channel open-drain function selectable): 8
Total: 83
Clock synchronized transmission (62.5 Kbps to 2 Mbps)
Clock asynchronized transmission (62500 bps to 9615 bps)
Transmission can be performed by bi-directional serial transmission or by
master/slave connection.
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)
Number of channels: 3 (8-bit
×
6 channels)
PPG operation of 8-bit or 16-bit
A pulse wave of given intervals and given duty ratios can be output.
Pulse interval: 62.5 ns to 1 ms (at oscillation of 4 MHz, machine clock of 16 MHz)
Number of channels: 1
Overflow interrupts
Number of channels: 4
Pin input factor: A match signal of compare register
Number of channels: 4
Rewriting a register value upon a pin input (rising, falling or both edges)
(Continued)
Ports
UART (SCI)
8/10-bit A/D
converter
8/16-bit PPG timer
16-bit
free run timer
16-bit
Output com-
I/O
pare (OCU)
timer
Input capture
(ICU)
DS07-13706-6E
3
FUJITSU [ FUJITSU COMPONENT LIMITED. ]
