Aeroflex Microelectronic Solutions RadHard-by-Design Analog Functions Standard Product Family presented by Joseph Castaldo Radiation Hardened Electronics Technology Meeting October 2011 Solution-Minded Performance-Driven Customer-Focused Outline Overview of Rad Hard by Design (RHD) Products Introduction to Analog Function Standard Products RHD5901 Op Amp Features Test Results Conclusion 2 Overview of RHD Products AEHF RHD Products Analog Building Blocks Instrumentation Amplifiers RESOLVER to DIGITAL CONVERTER Digital-to-Analog Converters MRO Multiplexers PWM Comparators AEHF 2 Launch Aeroflex RDC Effort Funded Gen 1 RDC Protos Gen 1 RDC Flight Units MRO - TRL 9 2003 2004 2005 2006 2007 PWM Effort Funded Gen 1 PWM Protos Gen 2 PWM Protos Gen 2 PWM Flight Units Gen 2 RDC Flight Units Available 2008 2009 Gen 2 RDC Flight Units AEHF - TRL 9 Gen 3 RDC Protos Gen 3 RDC Flight Units GOES-R TRL 8 2010 2011 2012 Gen 2 PWM Gen 3 PWM Design MMS - TRL 8 Commences MMS Launch Op-Amps 2013 2014 MMS Launch TRL 9 3 RHD Analog Functions Based on Heritage Designs Proven CMOS Processes Applied Aeroflex Engineering to enable building blocks – Sleep – Oring Result: Stand alone, usable Analog Functions RHD Products Analog Building Blocks Instrumentation Amplifiers Digital-to-Analog Converters Multiplexers Comparators Op-Amps 4 Analog Building Blocks www.aeroflex.com/RHDSeries Part Number Description RHD5900 Quad Op Amp with rail-to-rail input and outputs RHD5901 Quad Op Amp configured with enable/disable control, Hi-Z Output Control RHD5902 Higher-speed version of RHD5901 providing wider BW and faster slew rate RHD5903 Differential output operational amplifier. Outputs are centered at VDD/2 RHD5904 Quad version of the standard instrumentation configuration. Gain 1, output centered at VDD/2 RHD5905 Differential output version of RHD5904 RHD5910 Quad Comparator RHD5911 Quad Clocked Comparator RHD5920 16:1 Analog Mux RHD5921 16:1 Analog Mux, Buffered Output RHD5922 16:1 Analog Mux, Sample & Hold, Buffered RHD5930 11 bit R/2R Digital-to-Analog Converter RHD5931 11 bit R/2R Digital-to-Analog Converter, Buffered 5 RHD5901 Quad Operational Amplifier 6 AFRL LEXR RHD5901 Test Results Devices Parameters Measured during Radiation Test Parameter Offset Voltage Offset Voltage Offset Voltage Offset Voltage Offset Voltage Offset Voltage Offset Voltage Offset Voltage Offset Voltage Input Leakage Input Offset Supply Current Sleep Current Gain Bandwidth Slew-Rate Open Loop Gain Open Loop Gain PSRR CMRR Units Pre-Rad Post-Rad mV +/- 2mV TYP mV +4/-4 mV MAX mV +3/-2 mV MAX mV +2/-2 mV MAX mV +2/-2 mV MAX mV +2/-2 mV MAX mV +2/-2 mV MAX mV +4/-2 mV MAX mV +15/-40 mV MAX pA +10/-5 +10/-30 pA +10/-5 +10/-5 mA 4.5 TYP 3.5 MIN nA noise floor 7 MAX MHz 6.5 TYP 4.0 MIN V/us 3.2 MIN 2.2 MIN db 100 MIN 100 MIN db 90 MIN 90 MIN db 80 MIN 80 MIN db 80 MIN 80 MIN Total Dose MRad (SiO2) Conditions 10 1 0.1 10 10 10 0.1 1 10 10 10 10 10 10 10 10 10 10 Small Signal Small Signal Small Signal 0.1% Overload 1.0% Overload 10% Overload 100% Overload 100% Overload ALL ALL ALL ALL ALL ALL Open (Extrapolated) 75K Load 5 to 3.3 Volts ALL Sample Size 44 amplifiers 14 amplifiers 14 amplifiers 14 amplifiers 6 amplifers 6 amplifers 6 amplifers 8 amplifers 9 amplifers 28 amplifiers 12 amplifiers 48 amplifiers 28 amplifiers 28 amplifiers 28 amplifiers 28 amplifiers 6 amplifiers 6 amplifiers 6 amplifiers 7 Offset (Small Signal Bias), VDD = 5, VCM = 2.5 O FFSET VO LTAG E (mV) vs RADS (Si02) SMAL L SIG N AL BIAS D U R IN G IR R AD IATIO N 4.0 3.0 OFFSET VOLTAGE (mV) 2.0 1.0 Pre-Rad Limits -55°C to +125°C 0.0 -1.0 -2.0 -3.0 -4.0 0.01 KAFB LEXR JUNE 2, 2011 VDD = 5; VCM = 2.5, T = 25C 0.10 1.00 TOTA L D OS E (ME GA R A D S S iO2) 10.00 20.00 POST RAD ANNEAL 100C FOR 168 HOURS FOUR PACKAGES, 8 AMPLIFIERS 8 TID Performance Test Summary The 5901 Quad Op Amp is well suited for applications up to 300KRad and is capable of serving missions up to and above 10MRad(SiO2). The most significant performance parameter shifts are: – A maximum change in offset voltage of 2 to 3mV – Stable gain up to 10MRad – Slew rate of approximately <10% at 300KRad A statistically significant number of devices were characterized in total dose environments. >32 amplifiers. Exposure up to 10MRad(SiO2). Data demonstrated this series of Analog Building Blocks meets or exceeds the requirements of a majority of missions Future Testing: SEE, SEL, Prompt Dose 9 Conclusion www.aeroflex.com/RHDSeries Thank you to NAVAIR, SMC, NASA JPL and JHU APL for their efforts to support the RDC & PWM Aeroflex has developed Analog Building Blocks by leveraging existing, proven circuits, proven design techniques and applying it’s IP The RHD Products Analog Building Blocks Family exceeds industry’s typical requirements Flight parts: 5900, 5901, 5910, 5911, 5920, 5921 and 5922 Qualification expected to be completed in CY2012 Q3 Prototypes: 5902, 5930 & 5931 Aeroflex welcomes inputs and recommendations for additional product family members 10