M37544G2AGP#U0 Renesas Electronics America, M37544G2AGP#U0 Datasheet - Page 45
M37544G2AGP#U0
Manufacturer Part Number
M37544G2AGP#U0
Description
IC 740 MCU OTP 8K 32LQFP
Manufacturer
Renesas Electronics America
Series
740/38000r
Specifications of M37544G2AGP#U0
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-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
REJ03B0108-0103
page 43 of 72
7544 Group (QzROM version)
Fig. 47 Block diagram of internal clock generating circuit (for ceramic/quartz-crystal resonator)
Fig. 48 Block diagram of internal clock generating circuit (for RC oscillation)
Interrupt disable flag l
X
Interrupt disable flag l
Interrupt request
OUT
Interrupt request
Note: Although a feed-back resistor exists on-chip, an external feed-back resistor may be needed
Q
Rev.1.03
On-chip oscillator mode
On-chip oscillator
S
R
depending on conditions.
Delay
Q
X
IN
S
R
Reset
STP instruction
On-chip oscillator
(Note)
RING
Mar 31, 2009
Reset
X
STP instruction
IN
X
OUT
Clock division ratio selection bit
Middle-, high-, low-speed mode
On-chip
oscillator
mode
RING
Clock division ratio selection bit
Middle-, high-, low-speed mode
1/8
1/2
Double-speed mode
On-chip oscillator mode
1/8
High-speed mode
instruction
1/2
Double-speed mode
On-chip oscillator mode
High-speed mode
instruction
1/4
WIT
1/4
WIT
S
R
1/2
Clock division
ratio selection bit
Middle-speed mode
Q
R
S
1/2
Clock division
ratio selection bit
Middle-speed mode
Q
Q
Prescaler 1
S
R
Q
Prescaler 1
S
R
STP instruction
STP instruction
Timing φ
(Internal clock)
Timer 1
Timing φ
(Internal clock)
Timer 1
RESET
RESET