![](http://datasheet.mmic.net.cn/120000/MB89P665P-SH_datasheet_3559088/MB89P665P-SH_3.png)
3
MB89660R Series
s PRODUCT LINEUP
(Continued)
MB89665R
MB89W665
MB89P665
Classification
Mass-produced products
(mask ROM products)
EPROM product
One-time PROM product,
also used for evaluation
ROM size
8 K
× 8 bits
(internal mask ROM)
16 K
× 8 bits
(internal mask ROM)
16 K
× 8 bits
(internal PROM, to be programmed with
general-purpose EPROM programmer)
RAM size
256
× 8 bits
512
× 8 bits
CPU functions
The number of instructions:
136
Instruction bit length:
8 bits
Instruction length:
1 to 3 bytes
Data bit length:
1,8, 16 bits
Minimum execution time:
0.4
s at 10 MHz
Interrupt processing time:
3.6
s at 10 MHz
Ports
Output ports (CMOS):
8
Output ports (N-ch open-drain):
8 (All also serve as peripherals.)
General-purpose I/O ports (CMOS):
36 (19 ports also serve as peripherals.)
Total:
52
8-bit PWM timer
8-bit interval timer operation (square wave output capable, operating clock cycle: 0.4
s to 25.6 s)
8-bit resolution PWM operation (conversion cycle: 102
s to 6.6 ms)
8/16-bit timer/
counter
2-channel 8-bit timer/counter operation (timer 1 and timer 2, each operating clock
independence, square wave output capable), or 16-bit timer/counter operation (operating
clock cycle: 0.8
s to 12.8 s)
In timer 1 or 16-bit timer/counter operation, event counter operation by external clock input
UART
Variable data length (6-, 7-, 8-bit length), built-in baud rate generator, error detection function,
built-in full-duplex double buffer NRZ type transfer format, CLK synchronous/asynchronous
data transfer capable
Transfer rate setting by dedicated band rate generator, external clock, 8-bit PWM timer
8-bit serial I/O
8 bits
LSB/MSB first selectable
One clock selectable from four transfer clocks
(one external shift clock, three internal shift clocks: 0.8
s, 3.2 s, 12.8 s)
8-bit A/D
converter
8-bit resolution
× 8 channels
A/D conversion function (conversion time: 18
s at 10 MHz)
Sense function (conversion time: 5
s at 10 MHz)
Capable of continuous activation by an external clock or an internal clock
Reference voltage input
Real-time I/O
16-bit timer: operating clock cycle (0.4
s, 0.8 s, 1.6 s, 3.2 s)
overflow interrupt
Input capture: 16 bits
× 2 channels (External trigger edge selectable)
Output capture: 16 bits
× 2 channels
MB89663R
Item
Part number