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M38B46EDH-XXXXFP Datasheet(PDF) 1 Page - Mitsubishi Electric Semiconductor

Part # M38B46EDH-XXXXFP
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER????
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Manufacturer  MITSUBISHI [Mitsubishi Electric Semiconductor]
Direct Link  http://www.mitsubishichips.com
Logo MITSUBISHI - Mitsubishi Electric Semiconductor

M38B46EDH-XXXXFP Datasheet(HTML) 1 Page - Mitsubishi Electric Semiconductor

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38B4 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
DESCRIPTION
The 38B4 group is the 8-bit microcomputer based on the 740 family
core technology.
The 38B4 group has six 8-bit timers, a 16-bit timer, a fluorescent
display automatic display circuit, 12-channel 10-bit A-D converter, a
serial I/O with automatic transfer function, which are available for
controlling musical instruments and household appliances.
FEATURES
Basic machine-language instructions ....................................... 71
Minimum instruction execution time ................................. 0.48 µs
(at 4.2 MHz oscillation frequency)
Memory size
ROM ............................................. 48K to 60K bytes
RAM .......................................... 1024 to 2048 bytes
Programmable input/output ports ............................................. 51
High-breakdown-voltage output ports ...................................... 36
Software pull-up resistors (Ports P5, P61 to P65, P7, P84 to P87,
P9)
Interrupts .................................................. 21 sources, 16 vectors
Timers ........................................................... 8-bit ! 6, 16-bit ! 1
Serial I/O1 (Clock-synchronized) ................................... 8-bit ! 1
...................... (max. 256-byte automatic transfer function)
Serial I/O2 (UART or Clock-synchronized) .................... 8-bit ! 1
PWM ............................................................................ 14-bit ! 1
8-bit ! 1 (also functions as timer 6)
A-D converter .............................................. 10-bit ! 12 channels
Fluorescent display function ......................... Total 40 control pins
Interrupt interval determination function ..................................... 1
Watchdog timer ............................................................ 20-bit ! 1
Fig. 1 Pin configuration of M38B4xMxH-XXXXFP
Package type : 80P6N-A
80-pin plastic-molded QFP
PIN CONFIGURATION (TOP VIEW)
Buzzer output ............................................................................. 1
Clock generating circuit ...................................... Built-in 2 circuits
(connect to external ceramic resonator or quartz-crystal
oscillator)
Power source voltage
In high-speed mode ................................................... 4.0 to 5.5 V
(at 4.2 MHz oscillation frequency)
2.7 to 5.5 V
(at 2.0 MHz oscillation frequency)
In middle-speed mode ................................................ 2.7 to 5.5 V
(at 4.2 MHz oscillation frequency)
In low-speed mode ..................................................... 2.7 to 5.5 V
(at 32 kHz oscillation frequency)
Power dissipation
In high-speed mode .......................................................... 35 mW
(at 4.2 MHz oscillation frequency)
In low-speed mode ............................................................. 60 µW
(at 32 kHz oscillation frequency, at 3 V power source voltage)
In stop mode ......................................................................... 1 µA
(at clock stop)
Operating temperature range ................................... –20 to 85 °C
APPLICATION
Musical instruments, VCR, household appliances, etc.
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
P65/SSTB1/AN11
P64/INT4/SBUSY1/AN10
M38B4xMxH-XXXXFP
P63/AN9
P62/SRDY1/AN8
VEE
P76/AN6
P77/AN7
VREF
AVSS
P50/SIN1
P51/SOUT1
P52/SCLK11
P53/SCLK12
P54/RxD
P55/TxD
P56/SCLK21
P57/SRDY2/SCLK22
P86/RTP1/FLD38
P83/FLD35
P82/FLD34
P81/FLD33
P80/FLD32
P37/FLD31
P36/FLD30
P35/FLD29
P34/FLD28
P33/FLD27
P32/FLD26
P31/FLD25
P30/FLD24
P85/RTP0/FLD37
P84/FLD36
Note: In the mask option type P, INT3 and CNTR1 cannot be used.


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