Mixed-Signal Solutions for Space
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1 Aerospace and Defense Mixed-Signal Solutions for Space
2 Leading Space Innovation for Sixty Years Extensive Space Heritage Microchip has been developing space solutions for almost six decades and has played an important role in a wide variety of space programs globally. The company has a proven track record for innovation, quality, and reliability, and continues to build on that legacy with an impressive portfolio of industry-leading new products and technology innovations. A Partner for the Long Run Microchip s high-reliability products and solutions have been used in applications that require high levels of radiation-hardness for trips to the moon, Mars and beyond. Microchip has always responded to the specifi c needs of space applications and has a longstanding commitment to the space market. Broad Solutions Portfolio With one of the industry s most comprehensive space products portfolios, Microchip provides radiation-hardened and radiation-tolerant solutions including high-performance s, precise frequency and timing solutions with spacegrade oscillators, mixed-signal ICs, isolated DC DC converter modules, custom power supplies, hybrid solutions, MOSFETs, diodes, transistors, RF components and custom solutions. We are committed to supporting our products throughout the lifetime of our customer s programs. Continuous Innovation We continue to innovate in areas such as semiconductor materials, advanced packaging technologies, and highdensity integrated circuits. Our products are qualifi ed to the highest government, DLA, NASA, and ESA standards, and their reliability has been independently verifi ed by multiple agencies. As your supply partner for electronic systems in space, Microchip can solve problems at all stages of design and implementation, including power conversion and distribution, radio and radar signal processing, system telemetry and control, digital logic integration and semiconductor packaging. We invite you to explore Microchip s solutions and engage with us to help solve your most diffi cult space system design challenges. Satellites Attitude and orbit control systems Electrical power systems TT&C/C&DH systems Communications payload Remote sensing payload Solar array and power conditioning Active and passive image payload Solid state recorders Launchers Navigation and guidance systems Electrical power systems TT&C/C&DH systems Propulsion control systems Landers Navigation and guidance systems Electrical power systems TT&C/C&DH systems Science experiment payloads RF communications subsystems Cameras and imagers Motor control systems 2
3 Space System Manager ICs Space System Manager Integrated Circuits Microchip continues to build on expertise in space with breakthrough additions to our radiation-tolerant IC portfolio. Our new Space System Manager (SSM) family integrates commonly used mixed-signal satellite functions into a single space-saving IC. The SSM IC interfaces with a microcontroller or an to offer a complete application-specific solution that allows you to achieve aggressive weight and space requirements while increasing reliability. LX7720: Radiation-Tolerant Position Sensing and Motor Controller As the industry s first highly integrated radiation-tolerant position sensing and motor control integrated circuit, the LX7720 significantly reduces weight and board space relative to conventional discrete implementations, offering a unique solution for satellite manufacturers sensitive to area and weight challenges. LX7720 Half- Bridge Drivers VPS Features Radiation tolerant by design Four half-bridge N-channel MOSFET drivers Four floating differential current sensors Pulse modulated resolver transformer driver Three differential resolver sense inputs Six bi-level logic inputs Fault detection 132 pin ceramic quad flatpack Radiation tolerant: 100 krad TID, 50 krad ELDRS, single event effects Microcontroller or Floating Curent Sense Resolver Interface LPF Applications Motor driver servo control Linear actuator servo control Stepper, BLDC, PMSM motor drivers Bi-level Imputs Part Number Description LX7720MFQ-ES LX7720MFQ-EQ LX7720MFQ-EV LX7720-DB Engineering samples. Built per QML-Q flow. This will convert to LX7720MFQ-Q once QML certification is achieved and parts will also be orderable by SMD number. Built per QML-V flow. This will convert to LX7720MFQ-V once QML certification is achieved and parts will also be orderable by SMD number. Daughterboard available to work with company s RTG Development Kit. Mixed-Signal Solutions for Space 3
4 Space System Manager ICs : Radiation-Tolerant Telemetry Controller IC Microchip s off ers space system architects and designers the highest level of integration for telemetry applications available today to address their increasing needs and requirements. The integrates the required functions in satellite telemetry systems such as sensor monitoring, attitude, and payload control, and interfaces with radiationtolerant s such as those off ered in Microchip s portfolio of solutions. Features Radiation tolerant by design QML certifi ed to Q and V fl ows -channel MUX Break-before-make switching 13 ksps 12-bit ADC 3% precision adjustable current source 1% precision 5.00 V source Threshold monitoring 8x bi-level logic 10-bit DAC Supports parallel or dual SPI interface 132 pin ceramic quad fl atpack Radiation tolerant: 100 krad TID, 50 krad ELDRS, single event eff ects Applications Spacecraft health monitoring Attitude control Payload equipment Microcontroller or Main Power Parallel SPI_A SPI_B Parallel Interface and Registers Internal LDOs and Charge Pump 8 Current Levels 12-bit ADC 8-bit DAC 10-bit Current DAC VREF - Channel Sensor MUX + Level Detect Bi-level Inputs 2.5 V Part Number MFQ-ES MFQ-Q QXC MFQ-V VXC -EVB -DB Engineering samples (using production silicon). QML-Q certifi ed QML-V certifi ed. Description Evaluation board: allows user to exercise features when coupled with USB to serial interface. Application software provided. Includes cable assembly. Daughterboard available to work with RTG Development Kit.
5 Space System Manager ICs Space System Manager Applications Our Space System Managers offer space-saving solutions in many satellite applications, including those shown. Attitude and Orbit Control AOC Processor Attitude Control Reaction Wheel Assy 3 x LX Axis Reaction Wheels Single Board Computer DAC 3 x Linear Amplifier 3 Axis Magnetic Torquers Orbit/Attitude Determination Sun Sensor Star Tracker Other Sensors: Magnetometer Gyros Orbit Control Thruster Assembly LX7720s Thrusters: Valves and Pointing Motors Power Systems and Components DC DC Converters LDOs Communication Control Command and Data Handling Discretes Telemetry Tracking and Control Power Systems and Components DC DC Converters LDOs CAN or MIL-STD Command and Data Handling CAN or MIL-STD Robust Ckt CAN or MIL-STD Robust Ckt Current Voltage Temperature Current Voltage Temperature Payload Instrument Payload Housekeeping Discretes CAN or MIL-STD Robust Ckt Temperature Thermal Sensors for Temperature Control Telemetry Transponder RF Demod Single Board Computer CAN or MIL-STD Robust Ckt Current Voltage Temperature Power Control and Distribution RF Mod CAN or MIL-STD Robust Ckt Strain Structure Monitoring Mixed-Signal Solutions for Space 5
6 Development Tools Space System Manager Development Tools Various evaluation boards and daughterboards are available to support development using the space system manager products. Please refer to the product pages on our website for associated user guides and support material. RTG Development Kit With Daughterboard Allows you to connect the to the RTG development kit and evaluate key functions. RTG Development Kit With LX7720 Daughterboard Allows you to connect the LX7720 to the RTG development kit and evaluate key functions. The RTG development kit provides you with an evaluation and development platform for applications such as data transmission, serial connectivity, bus interface and highspeed designs using RTG radiation-tolerant high-density high-performance s. The development board features a RTG150 device offering more than 150,000 logic elements in a ceramic package with 1,57 pins. Evaluation Board Allows you to exercise features when coupled with a USB-to-serial interface. Application software is provided and includes cable assembly. Additional tools are being developed to provide reference designs with other Microchip microcontroller and products. Please check with us for recent updates.
7 Radiation-Tolerant Source Drivers and Diode Arrays AAHS298B Radiation-Tolerant 8-Channel Source Driver The AAHS298B source driver includes eight non-inverting channels and can be used to provide an interface from TTL level, 5 V, or 12V logic systems to relays, stepper and servo motors, solenoids, and other loads. Each output is capable of sourcing 700 milliamps (ma) with a withstand voltage of 50 V across the full military operating range, allowing manufacturers to develop more compact solutions. It includes an internal thermal shutdown feature to protect against over-current and soft-start occurrences. Features Radiation tolerant by design 700mA output source current Zero quiescent off current Full channel isolation to prevent fault propagation Internal ground clamp diodes 75V output breakdown voltage TTL, 5V and 12V logic compatible Internal thermal shutdown Radiation tolerant to 100 krad(si) total dose, 50 krad (Si) ELDRS -55 C to +125 C temperature range Available in 20-pin ceramic SOIC with formed and flat leads QML listed with SMD V S IN1 IN2 IN3 IN IN5 IN Input Level Shift Bias & Controls GND OUT1 OUT2 OUT3 OUT OUT5 OUT IN OUT7 IN OUT8 V S GND Part Number Description AAHS298B-S-S20B-ENGR AAHS298B-S-S20B-S SMD VXC AAHS298B-S-S20B-B SMD QXC AAHS298B A-V SMD VYC AAHS298B-0-020A-Q SMD QYC Engineering Samples 20 pin CSOIC with formed leads, QML-V certified 20 pin CSOIC with formed leads QML-Q certified 20 pin CSOIC with flat leads QML-V certified 20 pin CSOIC with flat leads QML-Q certified Mixed-Signal Solutions for Space 7
8 Radiation-Tolerant Source Drivers and Diode Arrays LX7710 Radiation-Tolerant 8-Pair Diode Array The LX7710 offers eight series-connected diode pairs, providing redundant protection should one fail in a short circuit event, ensuring reliability even in harsh space environments. The diodes within the integrated circuit are electrostatic discharge (ESD) protected and offer a minimum of 125 V breakdown voltage and can handle up to 700 ma of continuous current. The LX7710 is designed for power OR-ing, redundant power sourcing, aerospace satellite manufacturing, and military power electronics control applications. VS1 VS2 VS1 IN1 IN2 IN3 IN IN5 IN IN7 IN AAHS298B LX7710 LX7710 AAHS298B CH1 Power Bus CH2 Power Bus CH3 Power Bus CH Power Bus CH5 Power Bus CH Power Bus CH7 Power Bus CH8 Power Bus IN8 IN7 IN IN5 IN IN3 IN2 IN1 VS2 Features Radiation tolerant by design 125V minimum breakdown voltage even if one diode in any string happens to fail (redundant) 700mA current capability per diode Low leakage current ESD protected Rad-tolerant to a minimum 100 krad(si) TID and SEL immunity to a minimum of 87 MeV cm2/mg -55 C to +125 C temperature range 20-pin ceramic SOIC with formed leads QML listed with SMD Part Number Description LX7710MDWC-ES LX7710MDWC-Q SMD QXC LX7710MDWC-V SMD VXC Engineering Samples QML-Q certified QML-V certified 8
9 Radiation-Tolerant Power Line Protection LX7712: Power Line Protection IC/Latchable Current Limiter Features Radiation tolerant by design Internal 5A PMOS switch and diode 120V rated LCL or FCL configurable ON, OFF, and STATUS pins Programmable UVLO and STATUS Parallel-able for higher currents Current limit and monitor Current slew rate limit Chip temp monitor 8-lead hermetic HTF flatpack package 19 mm x19 mm Radiation tolerant: 100krad TID, 50 krad ELDRS, SEL free 87Mev-cm2/mg ESA Standards ECSS-E-HB-20-20A ECSS-E-ST-20-20C Sampling now GND UVLO UVLO and References HS_SINK LS_SOURCE HS_RAIL LS_RAIL VREF I_CH_SOA I_CH_CC I_DCH_CC LINE Switch and Loss Less Current Sense FW_GND LOAD I_SET I_MON Current Limit Setting and Monitor IR_TC ON OFF Optional On/Off Slew Rate Limit /SHDN HICCUP LCL Timing and Shutdown LOAD VO_MON To SW Vgs STATUS Maximum Temp Detect /OT_FLT FB/LVL CL_LVL CL_MIN Level Control CL_FB Mixed-Signal Solutions for Space 9
10 Radiation-Tolerant Power Line Protection LX771: RT Satellite Power Bus Controller/Quad Resettable Fuse and Relay Replacement Features Radiation tolerant by design Internal 2.5A maximum rated power switch Four resettable fuse + relay blocks/package Switches voltage up to 5 VDC Low switch voltage drop Self-resettable for protection from faults Hiccup mode to enable healing from shorts Efficient current sharing when paralleled Internal output voltage rise time control Differential TTL input On/Off control Power On, Off, and Hiccup Mode status Thermal shutdown for secondary protection Low resistance 28- pin ceramic flat package Radiation tolerant: 100 krad TID, 50 krad ELDRS, SEL free 87Mev-cm2/mg Sampling CQ LINE GND PMOS Switch, Current Sense, 10A Current Limit, Slew Rate Control LOAD Moderate Fault Protection, Extreme Fault Protection, Over Temp Protection CNTL P CNTL N Control Logic Status Indication PWR GOOD IN RESET 10
11 Custom Solutions for Space Mixed-Signal Integrated Custom Space Solutions Microchip has 25 years of custom ASIC development experience, with expertise in space and aviation applications, and over 15 years of flight heritage for mixed signal IC custom solutions. We offer fully custom designs, from specification to production, including mixed-signal solutions integrating complex analog functions with limited logic circuitry (up to 100k gates), ICs designed for challenging operating conditions, radiation tolerance by design for 100 krad TID minimum, SEL/ SEU immunity, with cold-sparing on I/Os for redundant applications or extreme temperature environments (225 C), and with screening to MIL-PRF requirements (Class Q, Class V, or as specified by customer). As your supply partner for electronic systems in space, Microchip can solve problems at all stages of design and implementation. We invite you to explore Microchip s solutions and engage with us to help solve your most difficult space system design challenges and develop roadmaps for standard products in the future. Flight Heritage Our mixed-signal solutions for space have growing flight heritage. For our newest family members, flight heritage has oftentimes been established with custom ICs that share similar functional blocks built with the same fabrication processes and utilizing the same manufacturing flows and facilities. Radiation Data Our space products are subjected to the radiation exposure that can occur in satellite applications. Our standard exposures are: Total dose to a minimum of 100 krad ELDRS to a minimum of 50 krad Single event effects, including SEL and SEU Radiation test results are listed on the associated product pages on our website. In some cases, we perform testing to higher tolerance levels. Please contact your local sales office for these options. Mixed-Signal Solutions for Space 11
12 Support Microchip is committed to supporting its customers in developing products faster and more effi ciently. We maintain a worldwide network of fi eld applications engineers and technical support ready to provide product and system assistance. For more information, please visit : Technical Support: /support Evaluation samples of any Microchip device: /sample Knowledge base and peer help: /forums Sales and Global Distribution: /sales Training If additional training interests you, Microchip off ers several resources including in-depth technical training and reference material, self-paced tutorials and signifi cant online resources. Overview of Technical Training Resources: /training MASTERs Conferences: /masters Developer Help Website: /developerhelp Technical Training Centers: /seminars Sales Office Listing AMERICAS EUROPE EUROPE ASIA/PACIFIC ASIA/PACIFIC Atlanta, GA Tel: Austria - Wels Tel: Israel - Ra anana Tel: Australia - Sydney Tel: China - Zhuhai Tel: Austin, TX Tel: Denmark - Copenhagen Tel: Italy - Milan Tel: China - Beijing Tel: India - Bangalore Tel: Boston, MA Tel: Finland - Espoo Tel: Italy - Padova Tel: China - Chengdu Tel: India - New Delhi Tel: Chandler, AZ (HQ) Tel: France - Paris Tel: Netherlands - Drunen Tel: China - Chongqing Tel: India - Pune Tel: Chicago, IL Tel: France - Saint Cloud Tel: Norway - Trondheim Tel: China - Dongguan Tel: Japan - Osaka Tel: Dallas, TX Tel: Germany - Garching Tel: Poland - Warsaw Tel: China - Guangzhou Tel: Japan - Tokyo Tel: Detroit, MI Tel: Germany - Haan Tel: Romania - Bucharest Tel: China - Hangzhou Tel: Korea - Daegu Tel: Houston, TX Tel: Germany - Heilbronn Tel: Spain - Madrid Tel: China - Hong Kong SAR Tel: Korea - Seoul Tel: Indianapolis, IN Tel: Tel: Los Angeles, CA Tel: Tel: Raleigh, NC Tel: New York, NY Tel: San Jose, CA Tel: Tel: Canada - Toronto Tel: Germany - Karlsruhe Tel: Germany - Munich Tel: Germany - Rosenheim Tel: Sweden - Gothenberg Tel: UK - Wokingham Tel: China - Nanjing Tel: China - Qingdao Tel: China - Shanghai Tel: China - Shenyang Tel: China - Shenzhen Tel: China - Wuhan Tel: China - Xiamen Tel: China - Xian Tel: Malaysia - Kuala Lumpur Tel: Malaysia - Penang Tel: Philippines - Manila Tel: Singapore Tel: Taiwan - Hsin Chu Tel: Taiwan - Kaohsiung Tel: Taiwan - Taipei Tel: Thailand - Bangkok Tel: /28/1 Microchip Technology Inc W. Chandler Blvd. Chandler AZ, The Microchip name and logo and the Microchip are registered trademarks and trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. All other trademarks mentioned herein are property of their respective companies. 2019, Microchip Technology Incorporated. All Rights Reserved. 3/19 DS A
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