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MB89800 Series
3
s
s PRODUCT LINEUP
*1 : The function is selected by the mask option.
*2 : Varies with conditions such as the operating frequency. (See “sELECTRICAL CHARACTERISTICS”.)
Part number
Parameter
MB89803
MB89805
MB89P808
MB89PV800
Classification
Mass production product
(mask ROM products)
One-time PROM product
Piggyback/evaluation
product for evaluation
and development
ROM size
8 K
× 8 bits
(internal mask
ROM)
16 K
× 8 bits
(internal mask
ROM)
48 K
× 8 bits
(internal PROM,
programming with
general-purpose EPROM
programmer)
48 K
× 8 bits
(external ROM)
RAM size
256
× 8 bits
512
× 8 bits
2 K
× 8 bits
CPU functions
Number of instructions
: 136 instructions
Instruction bit length
: 8 bits
Instruction length
: 1 byte to 3 bytes
Data bit length
: 1, 8, 16 bit length
Minimum execution time
: 0.4
s/10 MHz (VCC = 5.0 V)
Interrupt processing time
: 3.6
s/10 MHz (VCC = 5.0 V)
Ports
I/O ports (N-ch open-drain) : 16 (All also serve as segment pins.)*1
I/O ports (N-ch open-drain) : 6
I/O ports (CMOS)
: 6 (5 ports also serve as peripheral I/O.)
Input ports
: 4 (1 port also serves as an external interrupt input.)
Total
: 32 (Max)
PWM timer
8-bit reload timer operation (toggled output capable)
8-bit resolution PWM operation
Operating clock (pulse width count timer output, 0.4
s, 6.4 s, 25.6 s/10 MHz)
Pulse width
count timer
8-bit reload timer operation
8-bit pulse width count operation
(continuous measurement capable, “H” width, “L” width, or single-cycle measurement capable)
Operating clock(0.4
s, 1.6 s, 12.8 s/10 MHz)
Serial I/O 8 bits
8-bit length
One clock selectable from four transfer clocks(0.8
s, 3.2 s, 12.8 s/10 MHz)
LSB first/MSB first selectability
UART
5-, 7-, 8- bit transfer capable, built-in baud-rate generator (Max 156250/10 MHz)
LCD controller/
driver
Common output: 4
Segment output: 70 (Max)
Operating mode: 1/2 bias 1/2 duty, 1/3 bias 1/3 duty, 1/3 bias 1/4 duty
LCD display RAM size: 70
×4 bits
Dividing resistor for LCD driving: Built-in(An external resistor selectable)
External interrupt
2 channels (edge selectable) (1 channel also serves as a pulse width count timer input)
Standby mode
Sleep mode, stop mode
Process
CMOS
Operating
voltage*2
2.2 V to 6.0 V
2.7 to 6.0 V
EPROM for use
MBM27C512-20TV
(LCC package)