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Automotive vs Industrial Functional Safety
I took my present job as the Functional Safety person for Analog Devices industrial products over six years ago. However before that I spent nine years in our automotive group where I learned a great deal about automotive EMC and started my functiona...
19 Feb 2019
Autonomous Transportation: An Exciting Future but Not Without its Roadblocks
I recently joined several industry colleagues at Analog Garage, ADI’s technology incubator, to discuss the continued evolution of autonomous transportation. This is a topic we’re all immersed in daily and realize is shaped by several obst...
13 Feb 2019
How to Rebalance Your Digital Transformation for Business Impact
Is your Digital Transformation Too Heavy on the Digital and Too Light on the Transformation? A Path Forward. If you’re reading this, you’re likely among the 63% of business leaders having difficulty scaling a Digital Transformation. Altho...
13 Feb 2019
Nothing is Perfect but an FPGA can be Very Useful
FPGA are very useful devices which are often designed into our customer’s designs along with things like ADCs or power ICs from Analog Devices. FPGA can implement microcontrollers and any glue logic required. In this blog I will discuss some of...
30 Jan 2019
Functional Safety and the Cloud - Part 1
In this two-part blog I am going to outline my own journey with IoT, IIoT, the cloud and cloud to cloud communications. IEC 61508 was published in 1998 and then revised in 2010. There is very little on it regarding new technologies including the clou...
15 Jan 2019
De-rating: Advice from NASA & Irish Legend
For the second blog in a row I must advise you not to miss the video at the end even if your tire of the main topic before the end of the blog. It’s a good one and shows a man in action who really believes in safety. I do admit however it has n...
3 Jan 2019
Zero Trust, a Better Way
Network Perimeter – The Wall is Coming Down. The Digital Revolution is driving an unprecedented level of connectivity outside the traditional Enterprise Network. Here are some examples that illustrate the point: 68% of business application wor...
20 Dec 2018
Verification & Validation: Important yet Separate
Verification and validation are important but separate topics within functional safety. However, the terms of often misused and mixed up including in a recent draft functional safety standard I was reading. In a nutshell, validation is the final veri...
11 Dec 2018
Technologies that will Shape our Lives in 2019
by Vincent Roche, President & CEO, Analog Devices, Inc. As we turn our focus to 2019, it is natural to take stock of the events and trends of the past year and consider how they will influence and shape the coming year. As in years past, ...
30 Nov 2018
Digital Freedom: Cybersecurity in an IoT World
The Internet of Things (IoT) – A Deluge of Devices. By all accounts, there will be 30-50 billion internet-connected devices by 2020. This is a massive cyber-attack surface to protect. The number of devices expands by the thousands every day; cr...
29 Nov 2018
Software Tools: It's as Easy as T1, T2, T3
You couldn't build a house without tools and software is no different. IEC 61508 talks about two types of software tools. Online tools which run as part of the application and offline tools used during the development or manufacturing phases. Onl...
28 Nov 2018
Revamp Your Boring Profile
If you read
my last blog
, your notifications should be completely tailored to your communication preferences for EZ. We are now excited to unveil another customizing opportunity for our members. YOUR PROFILE! Our members view each...
19 Nov 2018
Digital Freedom: Cybersecurity that Matters
The Digital Revolution is here. It’s been called the Internet of Things (IoT), or even the Internet of Everything. Applied to Industry, it’s called the Industrial Internet of Things (IIoT), Industry 4.0, and the Digital Enterprise. Regard...
8 Nov 2018
How to Architect Software for Safety
The temptation to jump in and start coding is always great. For both safety and security if you take this approach you may pay for it later. Designing a proper software architecture can... Simplify interfaces Reduce the amount of code which has to b...
6 Nov 2018
Functional Safety for Software
I won’t go so far as to say that functional safety guys hate software but sometimes you would be forgiven for thinking so. From a safety point of view, software is deemed to have too many states and is said to be un-testable. Figure 1 - A book...
22 Oct 2018
EZ Tell Me Only What I Want to Know
, we walked you through the new look of EngineerZone (EZ), offered some helpful tips, and showed you what you could expect as a new or returning EZ user. One tip, in particular, was how to receive and customize email notification...
11 Oct 2018
Annex E – Requirements for On-Chip Redundancy
Some of the most important semi-conductor information in IEC 61508:2010 is in in part 2 Annex E. This annex was added in the 2010 version of the standard and will be revised for revision 3 due out in the 2021/22 time frame.  ...
9 Oct 2018
The AD7770 Another Interesting Part for Functional Safety Applications:
has 8 simultaneously sampling analog-to-digital converters with each channel having its own mux, PGA and SINC filter. The AD7770 is specified down to DC. However what is most eye catching from a functional safety point of view is...
25 Sep 2018
A Meeting of Innovative Minds: Deep Tech Startups, VC Backers & Corporate Innovation Labs
This summer, I participated in a thought-provoking panel discussion at our newly relocated Analog Garage in downtown Boston with members of our local startup and VC communities. Moderated by Matt Duffy, head of marketing for weather technology compan...
18 Sep 2018
Navigating the New EngineerZone
We recently unveiled the new EngineerZone (EZ) and we are jumping at the opportunity to walk you through the new look, offer some helpful tips, and show you what you can expect as a new or returning EZ user. &...
17 Sep 2018
An Interesting Part for Functional Safety Applications: AD7124
is a 24 bit sigma-delta ADC including on-chip muxes, PGA (programmable gain amplifier), voltage references, buffers, a stable clock, voltage regulators and lots of diagnostics.
Figure 1 - block diagram of the AD7124-4...
13 Sep 2018
Hardware Reliability Metrics - PFH and PFD
This blog is a follow on to the last one which covered demand modes and particularly low and high demand mode. This description is designed to fit in the length of a blog and target enthusiastic amateurs in functional safety, experts might want more ...
10 Sep 2018
Two Crucial Components for Your High Performance Audio Systems
High resolution, high fidelity and high quality are some typical jargon used in the audio industry, but they truly are essential features for an audiophile. Whilst they look so attractive, they are not so easy to achieve unless the right components...
21 Aug 2018
Low, High & Continuous Mode Safety Functions
In my last blog on soft errors I promised that the next blog would be on the topic of PFH and PFD. However, since that promise it occurred to me that I should first cover low and high demand mode. Within IEC 61508 there are basically two types of saf...
2 Aug 2018
Enabling Flexible Multi-channel Battery Formation and Test
Lithium-Ion batteries are produced in a variety of form factors and capacities and are used to provide power in a range of applications from cell phones, laptop computers, electric vehicles, to energy storage. The cells used in these applications c...
31 Jul 2018
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