Analog Solutions—Robust, Reliable Performance MC33816 SD6 Programmable Solenoid Controller for Precision Solenoid Control Applications Overview Typical Applications The MC33816 is a programmable gate driver IC for precision solenoid control applications. • Automotive, marine (12 V), truck and industrial (24 V) powertrain The IC consists of five external MOSFET high-side pre-drivers and seven external MOSFET versatile control and optimized latency time. Gate drive, diagnosis and protection are managed • Diesel and gasoline direct injection through four independent microcores and two code RAM and two data RAM banks. • Solenoid and valve actuation low-side pre-drivers. The MC33816 provides a flexible solution for MOSFET’s gate drive with a The IC contains two internal voltage regulators with overvoltage and undervoltage monitoring •Transmission and protection. There are four current sense modules and VDS monitoring for fault detection and annunciation via a serial peripheral interface (SPI). MC33816 Simplified Application MC33816 Simplified Application DrawingDrawing 33816 VBAT VBATT 5.0 V MCU 4M0SI BCLK CSB MIS0 ETPU ETPU GPIO GPIO GPIO GPIO GPIO GPIO ADC ADC VCC5 VCCIO VCC2P5 VCCP M0SI SCLK CSB MISO START1 START6 FLAG0 FLAG2 CLK DRIVEN RESETB IRQB QA_1 QA_2 VBAT / VBOOST B_HS1 G_HS1 S_HS1 B_HS5 G_HS5 S_HS5 D_LS1 G_LS1 D_LS8 G_LS8 VSENSEP1 VSENSEN1 AE SUFFIX (Pb-FREE) 98ASA00237D 64-pin LQFP-EP Load VSENSEP3 VSENSEN3 VBOOST G_LST VBOOST VBAT + VSENSEP4 VSENSEN4 Features High-Side/Low-Side Pre-Drivers • Five high-side pre-drivers for driving logic level N-channel MOSFETs using four programmable slew rates • Six low-side pre-drivers for logic level N-channel MOSFETs using four programmable slew rates • Integrated bootstrap circuitry for each high-side pre-driver • Integrated charge pump circuitry for each high-side pre-driver for 100% duty cycle capability DC-DC Converter • One low-side pre-driver logic level N-channel MOSFET is optionally dedicated to boost DC-DC converter with four programmable slew rates • Boost voltage monitoring (with integrated feedback) Features Differentiators Benefits Four programmable microcore controllers for flexible current profiles Up to four simultaneous and independent threads of code execution for up to four independent and concurrent actuations Tightly coupled feedback with 0.9 micro seconds response time • Accurate and repeatable peak and hold current profile • Accurate current regulation • Precise fuel quantity injection Current Measurement and Diagnostic • Reduced emissions and increased fuel efficiency • Three independent current sense measurement channels including ADC mode, programmable threshold and gain, 8-bit D/A based Fully multiplexed five high-side and seven low-side pre-drivers with dedicated integrated boost controller System design flexibility—any core can drive any output • One current measurement (channel 4) is optionally configurable to support DC-DC converter in current mode with overload detection Outputs configurable for up to three banks with external high-side System design flexibility to drive three banks of two solenoids with interbank overlap Output current and voltage sensing with integrated diagnostics System MCU offload requiring no external components Thirteen line level outputs Extended digital functions (additional pre-driver control) Embedded encryption for microcode protection Increased customer IP security and inhibited reverse engineering SPI control with IRQB plus three interrupt flags Fast hardware interrupt with efficient diagnosis reporting Functional integration System BOM cost reduction up to 13%, higher density implementations and improved reliability • Five high-side and six low-side with independent VDS monitoring (eight programmable values) for protection and diagnostics • Integrated load biasing to VBATT/2 (on all high-side sources and all low-side drains) • Capable of detecting missing ground connections Documentation Power Supplies and Monitoring Document Number Title Description • Integrated 7 V linear regulator (VCCP) for high-side/low-side power supply (must be supplied externally for 24 V operation), with undervoltage monitoring MC33816 SD6 Programmable Solenoid Controller for Precision Solenoid Control Applications Data Sheet SG1002 Analog, Mixed Signal and Power Management Selector Guide SG187 Automotive Selector Guide • Integrated 2.5 V linear regulator for digital core supply based on VCC5 input supply with undervoltage monitoring • External VCC5 (5 V) supply with under/ overvoltage monitoring • Thermal monitoring • Selectable VCCIO external supply (5 or 3.3 V) for digital I/O Digital • Four digital microcores, each with its own ALU with crossbar switch • Two memory banks: 1023 x 16-bit of code RAM with error detection (CRC32) and 64 x 16-bit of data RAM • Code RAM BIST activated by SPI with pass/fail status • Thirteen general-purpose digital I/Os confugurable through microcode • 16-bit slave SPI at up to 10 MHz (two protocols), programmable slew rate Freescale: A Leader in Automotive Solutions Expanding on more than 30 years of innovation, Freescale is a leading provider of high-performance products that use SMARTMOS technology combining digital, power and standard analog functions. Freescale supplies analog and power management ICs that are advancing the automotive, consumer, industrial and networking markets. Analog solutions interface with real-world signals to control and drive for complete embedded systems. Product Longevity Program These products are/or may be supported by Freescale’s Product Longevity Program. For Terms and Conditions and to obtain a list of available products, visit freescale.com/ productlongevity. For more information, visit freescale.com/analog Freescale and the Freescale logo are trademarks of Freescale Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. SMARTMOS is a trademark of Freescale Semiconductor, Inc. All other product or service names are the property of their respective owners. © 2013, 2014 Freescale Semiconductor, Inc. Document Number: MC33816FS REV 5