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Renesas Electronics Components Datasheet

M37512FCHP Datasheet

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

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7512 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
REJ03B0122-0101
Rev.1.01
Feb 18, 2005
DESCRIPTION
The 7512 Group is the 8-bit microcomputer based on the 740 fam-
ily core technology.
The 7512 Group is designed for battery-pack and includes serial
interface functions, 8-bit timer, A/D converter, current integrator
and I2C-BUS interface.
FEATURES
qBasic machine-language instructions ...................................... 71
qMinimum instruction execution time .................................. 1.0 µs
(at 4 MHz oscillation frequency)
qMemory size
Flash memory .................................................. 36 K to 52 Kbytes
RAM ............................................................... 1.0 K to 1.5 Kbytes
qProgrammable input/output ports ............................................ 36
qInterrupts ................................................. 19 sources, 16 vectors
qTimers ............................................................................. 8-bit 4
qSerial interface
Serial I/O1 .......... 8-bit 1 (UART or Clock-synchronized)
Serial I/O2 .......................... 8-bit 1(Clock-synchronized)
qMulti-master I2C-BUS interface (option) ...................... 1 channel
qPWM ............................................................................... 8-bit 1
qA/D converter ............................................. 10-bit 10 channels
qCurrent integrator ......................................................... 1 channel
qOver current detector ................................................... 1 channel
qEasy thermal sensor .................................................... 1 channel
qWatchdog timer ............................................................ 16-bit 1
qClock generating circuit ..................................... Built-in 4 circuits
(high-speed RC oscillator and 32kHz RC oscillator, or connect to
external ceramic resonator or quartz-crystal oscillator)
qPower source voltage ............................................ 2.45 to 2.55 V
qPower dissipation
In high-speed mode ...................................................... 3.75 mW
(at 4 MHz oscillation frequency, at 2.5 V power source voltage)
In low-speed mode ........................................................ 1.05 mW
(at 32 kHz oscillation frequency, at 2.5 V power source voltage)
qOperating temperature range .................................... –20 to 85°C
APPLICATION
Battery-Pack, etc.
PIN CONFIGURATION (TOP VIEW)
P33/AN3
P32/AN2
P31/AN1
P30/AN0
ADVSS
ADVRED
VCC
AVCC
AVSS
ISENS0
ISENS1
DFETCNT/P45
37
38
39
40
41
42
43
44
45
46
47
48
M37512FCHP
24 P12/(LED2)
23 P13/(LED3)
22 P14/(LED4)
21 P15/(LED5)
20 P16/(LED6)
19 P17/(LED7)
18 VSS
17 XOUT
16 XIN
15 RESET
14 P20/XCOUT
13 P21/XCIN
Fig. 1 M37512FCHP pin configuration
Feb 18, 2005 page 1 of 85
REJ03B0122-0101
Package type : 48P6Q-A


Renesas Electronics Components Datasheet

M37512FCHP Datasheet

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

No Preview Available !

7512 Group
FUNCTIONAL BLOCK
Fig. 2 Functional block diagram
Feb 18, 2005 page 2 of 85
REJ03B0122-0101


Part Number M37512FCHP
Description SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Maker Renesas
Total Page 30 Pages
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