Automotive Qualified, Dual-Channel, Precision ADCs with LIN2.2 Slave Interface Data Sheet ADuCM300 FEATURES Memory 128 kB Flash/EE memory, ECC Two precision 20-bit - ADCs 6 kB SRAM, ECC Programmable ADC conversion rates from 4 Hz to 8000 Hz 4 kB data Flash/EE memory, ECC On-chip precision voltage reference 10,000 cycle Flash/EE endurance Primary ADC 20-year Flash/EE data retention Differential voltage inputs to a 20-bit - ADC In circuit download via SWD and LIN Programmable gain (from 4 to 512) On-chip peripherals: SPI, GPIO port, general-purpose timer, Digital comparator with accumulator wake-up timer, watchdog timer, and on-chip POR ADC absolute input voltage range: 200 mV to +300 mV Power Auxiliary ADC Operates directly from an external voltage supply, varying Flexible input mux for input channel selection from 3.6 V to 18 V Single-ended voltage input (can be interfaced to an Power consumption, 8 mA typical (16 MHz) at TA = 40C to external temperature sensor), internal temperature +115C sensor input, or diagnostic supply input Low power monitor mode Microcontroller Package and temperature range Arm Cortex-M3 32-bit processor 6 mm 6 mm, 32-lead LFCSP 16.384 MHz precision oscillator with 1% accuracy Fully specified for 40C to +115C operation, additional Serial wire download (SWD) port supporting code specifications are available for +115C to +125C download and debug operation Automotive qualified integrated LIN transceiver AEC-Q100 qualified for automotive applications LIN 2.2-compatible slave SAE J-2602-compatible slave APPLICATIONS Low electromagnetic emissions (EME) LIN sensor interface for automotive applications High electromagnetic immunity (EMI) General powertrain, body and chassis sensing Current and voltage sensing for industrial applications Rev. 0 Document Feedback Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. rights of third parties that may result from its use. Specifications subject to change without notice. No Tel: 781.329.4700 2019 Analog Devices, Inc. All rights reserved. license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Technical Support www.analog.com Trademarks and registered trademarks are the property of their respective owners. ADuCM300 Data Sheet TABLE OF CONTENTS Features .............................................................................................. 1 Applications Information .............................................................. 15 Applications ....................................................................................... 1 Design Guidelines ...................................................................... 15 Revision History ............................................................................... 2 Power and Ground Recommendations ................................... 15 Functional Block Diagram .............................................................. 3 Exposed Pad Thermal Recommendations .............................. 15 General Description ......................................................................... 4 General Recommendations....................................................... 15 Specifications ..................................................................................... 5 Recommended External Components Schematic ................. 15 Absolute Maximum Ratings .......................................................... 11 Outline Dimensions ....................................................................... 16 ESD Caution ................................................................................ 11 Ordering Guide .......................................................................... 16 Pin Configuration and Function Descriptions ........................... 12 Automotive Products ................................................................. 16 Terminology .................................................................................... 14 REVISION HISTORY 6/2019Revision 0: Initial Version Rev. 0 Page 2 of 16