S12VR Mixed-Signal MCU for Automotive & Industrial Relay Based Motor Control

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Block Diagram

S12VR(P) Microcontroller Block Diagram

S12VR Microcontroller Block Diagram

Features

  • S12 (25 MHz max) 16-bit CPU
  • 16 - 64kB Flash Memory with ECC
  • Voltage Regulator operating directly from the car battery
  • LIN Physical layer
  • 2 Low-side drivers (typ. for relay)
  • 1 Low-side driver (only in S12VRP)
  • 1-2 High-side drivers
  • 4-6 High Voltage Inputs for Switch Monitoring
  • On-chip RC Oscillator, trimmed to +/- 1,3% tolerance
  • This product is included in NXP product longevity program, with assured supply for a minimum of 15 years after launch

S12VR Package and Feature Options

Product Family S12VR
Part Name S12VR16 S12VR32 S12VR48 S12VR64 S12VRP48 S12VRP64
Package 32 LQFP -
- 48 LQFP
Flash Memory k Byte (ECC) 16 kB 32 kB 48 kB 64 kB 48 kB 64 kB
EEPROM (ECC) 128 Bytes 512 Bytes 2kB D-Flash 4kB D-Flash
RAM k Byte 2 kB 6 kB
LIN physical layer 1 -
SPI - 1 -
SCI 1 2
Timer 4ch x 16-bit 2ch + 2ch (16-bit)
PWM channels 8ch x 8-bit or 4ch x 16-bit
10 Bit ADC Channels 2 ( +HVI ) 6 ( + HVI )
Current Sensing (Op Amp) - 1ch (3 analog pins)
Low Side Drivers (relay driver) 2 (protected for inductive loads)
Low Side Driver (general) - 1
High Side Drivers 1 2
High voltage Inputs 4 6
General Purpose I/Os (5V) 16 28
Supply voltage sense 1
EVDD output pin (5V/20mA) 1 (overcurrent protected, eg. for hall sensor supply)
PGPIO output pin (5V/20mA) - 1 (driving LL-FET)
Stronger GPIO pin (5V/10mA) 2 1

Design Resources

Documentation

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Design Files

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Hardware

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Software

4 software files

Note: For better experience, software downloads are recommended on desktop.

Engineering Services

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Training

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