MITSUBISHI MICROCOMPUTERS
M37515M4-XXXHP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
DESCRIPTION
The M37515M4-XXXHP is the 8-bit microcomputer based on the
740 family core technology.
The M37515M4-XXXHP is designed for the household products
and office automation equipment and includes serial I/O functions,
8-bit timer, A-D converter, and I
2
C-bus interface.
FEATURES
qBasic
machine-language instructions ...................................... 71
qMinimum
instruction execution time .................................. 0.5
碌s
(at 8 MHz oscillation frequency)
qMemory
size
ROM ............................................................................. 16 Kbytes
RAM .............................................................................. 512 bytes
qProgrammable
input/output ports ............................................ 40
qInterrupts
................................................. 16 sources, 16 vectors
qTimers
............................................................................. 8-bit
!
4
qSerial
I/O ....................... 8-bit
!
1(UART or Clock-synchronized)
qMulti-master
I
2
C-bus interface (option) ....................... 1 channel
qPWM
............................................................................... 8-bit
!
1
qA-D
converter ............................................... 10-bit
!
8 channels
qWatchdog
timer ............................................................ 16-bit
!
1
qClock
generating circuit ..................................... Built-in 2 circuits
(connect to external ceramic resonator or quartz-crystal oscillator)
qPower
source voltage
In high-speed mode .................................................. 4.0 to 5.5 V
(at 8 MHz oscillation frequency)
In high-speed mode .................................................. 2.7 to 5.5 V
(at 4 MHz oscillation frequency)
In middle-speed mode ............................................... 2.7 to 5.5 V
(at 8 MHz oscillation frequency)
In low-speed mode .................................................... 2.7 to 5.5 V
(at 32 kHz oscillation frequency)
qPower
dissipation
In high-speed mode .......................................................... 34 mW
(at 8 MHz oscillation frequency, at 5 V power source voltage)
In low-speed mode ............................................................ 60
碌W
(at 32 kHz oscillation frequency, at 3 V power source voltage)
qOperating
temperature range.................................... 鈥?0 to 85擄C
APPLICATION
Office automation equipment, FA equipment, Household products,
Consumer electronics, etc.
PIN CONFIGURATION (TOP VIEW)
P3
6
/AN
6
P3
7
/AN
7
P0
3
P0
0
P0
4
P0
1
P0
2
P0
P0
7
P0
6
35
33
36
34
32
31
30
29
28
27
P3
5
/AN
5
P3
4
/AN
4
P3
3
/AN
3
P3
2
/AN
2
P3
1
/AN
1
P3
0
/AN
0
V
CC
V
REF
AV
SS
P4
7
P4
6
P4
5
37
38
39
40
41
42
43
44
45
46
47
48
26
25
24
23
22
21
20
P1
1
P1
0
P1
2
P1
3
(LED
0
)
P1
4
(LED
1
)
P1
5
(LED
2
)
P1
6
(LED
3
)
P1
7
(LED
4
)
V
SS
X
OUT
X
IN
RESET
P2
0
/X
COUT
P2
1
/X
CIN
M37515M4-XXXHP
19
18
17
16
15
14
13
10
11
P4
4
/INT
3
/PWM
P4
0
/CNTR
1
P2
4
/SDA
2
/R
X
D
P2
2
/SDA
1
P4
2
/INT
1
P2
6
/S
CLK
P2
3
/SCL
1
P4
3
/INT
2
P4
1
/INT
0
P2
7
/CNTR
0
/S
RDY
Package type : 48P6D-A (48-pin plastic-molded LQFP)
Fig. 1 M37515M4-XXXHP pin configuration
P2
5
/SCL
2
/T
X
D
CNV
SS
12
1
3
5
7
2
4
6
8
9
1