M37544G2SP Renesas Electronics America, M37544G2SP Datasheet - Page 3

• Manufacturer Part Number: M37544G2SP
• Description: IC 740 MCU OTP 8K 32P4B
• Manufacturer: Renesas Electronics America
• Series: 740/38000r

Specifications of M37544G2SP

• Core Processor: 740
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SIO, UART/USART
• Peripherals: WDT
• Number Of I /o: 25
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: QzROM
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 6x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-SDIP (0.400", 10.16mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

7544 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
DESCRIPTION
The 7544 Group is the 8-bit microcomputer based on the 740 fam-
ily core technology.
The 7544 Group has a serial I/O, 8-bit timers, a 16-bit timer, and
an A/D converter, and is useful for control of home electric appli-
ances and office automation equipment.
FEATURES
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Rev.1.04
REJ03B0012-0104Z
Fig. 1 Pin configuration (32P4B type)
Basic machine-language instructions ...................................... 71
The minimum instruction execution time ......................... 0.25 µs
(at 8 MHz oscillation frequency, double-speed mode for the
shortest instruction)
Memory size ROM ......................................................... 8 K bytes
Programmable I/O ports ........................................................... 25
Interrupts ................................................. 12 sources, 12 vectors
Timers ............................................................................. 8-bit
Serial I/O ...................... 8-bit
A/D converter ................................................. 8-bit
...................................................................................... 16-bit
PIN CONFIGURATION (TOP VIEW)
2004.06.08
RAM ........................................................ 256 bytes
page 1 of 66
P1
P1
P1
4
1 (UART or Clock-synchronized)
P2
P2
P2
P2
P2
P2
/CNTR
RESET
CNV
3
2
/S
0
1
2
3
4
5
/S
X
V
/AN
/AN
/AN
/AN
/AN
/AN
V
V
RDY
OUT
CLK
REF
X
CC
SS
SS
IN
0
0
1
2
3
4
5
Package type : 32P4B
6 channels
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
2
1
•
•
•
•
•
APPLICATION
Office automation equipment, factory automation equipment,
home electric appliances, consumer electronics, etc.
Clock generating circuit ............................................. Built-in type
(low-power dissipation by an on-chip oscillator enabled)
(connect to external ceramic resonator or quartz-crystal oscilla-
tor permitting RC oscillation)
Watchdog timer ............................................................ 16-bit
Power source voltage
X
double-speed mode
At 8 MHz .................................................................... 4.5 to 5.5 V
X
high-speed mode
At 8 MHz .................................................................... 4.0 to 5.5 V
X
At 4 MHz .................................................................... 4.0 to 5.5 V
Power dissipation ........................................... 22.5mW(standard)
Operating temperature range ................................... –20 to 85 °C
IN
IN
IN
oscillation frequency at ceramic/quartz-crystal oscillation, in
oscillation frequency at RC oscillation
oscillation frequency at ceramic/quartz-crystal oscillation, in
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
P1
P1
P0
P0
P0
P0
P0
P0
P0
P0
P3
P3
P3
P3
P3
P3
7
6
5
4
3
2
1
7
3
2
1
0
1
0
0
4
/T
/R
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
(LED
X
X
D
D
7
6
5
4
3
2
1
13
11
10
9
8
0
12
)
)
)
)
)/TX
)
)
)/CNTR
)
)
)/INT
)/INT
)
)
OUT
REJ03B0012-0104Z
0
1
1
2004.06.08
Rev.1.04
1