MLX81100
LIN Slave for FET Control
Features
CPU
o
o
MelexCM CPU
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Dual RISC CPU MLX4/16 – 5MIPS
o
4-bit LIN protocol controller
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16-bit application CPU
Internal RC-Oscillator
Memories
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o
2kbyte RAM, 32kbyte Flash, 128 byte EEPROM
Flash for series production
Periphery
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o
o
o
o
o
o
o
o
Three 16-bit timer with capture and compare
Full duplex SPI interface
100-kBaud UART
2 high and 2 low side FET driver with protection
o
Over temperature control
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Short circuit protection
o
Current control
8-bit PWM control with programmable base frequency of 100Hz to 100kHz
8 high voltage I/Os
16-channel 10-bit ADC with high voltage option
Independent analog watchdog
Temperature sensor
Voltage Regulator
o
o
o
o
o
Direct powered from 12V boardnet with low voltage detection
Operating voltage V
S
= 7V to 18V
Internal voltage regulator with external load capability of 20mA
External Load transistor for higher 5V loads possible
Very low standby current, < 50µA in sleep mode
Bus Interface
o
o
o
o
LIN transceiver
Supporting of LIN 2.x and SAE J2602
LIN protocol software provided by Melexis
Wake up by LIN traffic or local sources
Additional Features
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o
On-chip CPU debugger
Jump start and 40V load dump protected
Applications
LIN slaves for all kind of high current DC Motor control like
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Seat heating control
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Wiper control
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Seat climatisation
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Valve control
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o
Seat movement
I-Drive
MLX81100 – Product Abstract
Page 1 of 15
July 2007
Rev 015
MELEXIS [ Melexis Microelectronic Systems ]
