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318-595 Lab 8
Detailed Block Design
• Objectives
– Complete Detail Design
– Complete Detail Design Analysis, Prove DFM
– Revise Detailed Design Based on Feedback from P3
• Deliverables – 2 Electronic Files/Team
 Updated Electronic Version of Your P3 Slides
 Updated Electronic Version of Your Excel BOM
318-595 Lab 8
Detailed Block Design
Presentation 3 (P3)
• P3 (Lab 7) Main Deliverables:
 CAD Schematic of Design pasted into PPT
 Updated Lab 6 BOM (Excel) pasted into PPT
 Updated Block Requirements
 Block Diagram of Block
 Nominal Design Calculations
 Worst Case (DFM) Calculations
 Updated Reliability Analysis
318-595 Lab 8
Detailed P3 Slide Order (slide counts are maximums)
• Block X Hilighted in overall block diagram – 1 slide
• Where is this block, which one are we talking about?
• Block Purpose – 1 slide
• 2-4 Bullets Describing Purpose of this block within the product
• Block Performance Requirements – 2 slides
• Include any % allocations
• Block Standard Requirements – 2 slides
• Include any % allocations
• Must Show Reliability, Cost and Compliance
• Block Safety Requirements – 1 slide
• Mandatory for Power Supplies, Batteries
• Block Diagram of Block – 1 slide
• Breakdown of block into a min of two subcircuits
318-595 Lab 8
Detailed P3 Slide Order (slide counts are maximums)
• Block Schematic Diagram – 2 slides
• Verbally present your theory of operation, explain how it works
• Detailed Design Calculations – 3 slides
• Show all calculations and selection rationale for ALL
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Nominal Resistance, Capacitance, Inductance Values
Resistor Types, Capacitor Dielectrics
EMC Devices including filters, ferrites, transient absorbers, etc
OpAmp Types, Logic Family Types
CPU and PLD Types and Clock Speed
Diode Types, Power or Current Rating
Connector Contact Ratings
Nominal Operational Simulations
318-595 Lab 8
Detailed P3 Slide Order (slide counts are maximums)
• Worst Case (DFM) Calculations – 4 slides
Show all calculations and selection rationale for
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Resistance, Capacitance, Inductance Value Tolerances
Resistor, Capacitor and Inductor Max Voltage Ratings
Resistor, Inductor, Trans-Diode, Xfmr, IC Power Ratings
Resistor, Inductor, Trans-Diode, IC Package Types
Wire Gauges
Current Limit Device Thresholds (Fuses, Breakers, etc)
Analog Circuit DFM Analysis as applicable
Digital Circuit DFM Analysis as applicable
Power Circuit DFM Analysis as applicable
Worst Case or Monte-Carlo Simulations
• Block Reliability Analysis – 1 slide
318-595 Lab 8
Detailed P3 Slide Order
• Firmware & Programming Design Descriptions
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Flow Charts
State Diagrams and Bubble Charts
Description of Development Tools and Environment
Configurations and Setup
• Block PCB Layout
• Prototype Layout
• Production (SMT) Layout
• Specific Block Mfg Tests and Calibrations
• Block Verification Plan-Results
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Dig O-scope ePictures
Dig Photos of Prototype
Dig Photos of Laboratory Testing
Dig Videos of Laboratory Testing
318-595 Lab 8
Common Analog & Power Subcircuits
Non-Linear
•Comparators
Linear
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•Oscillators (non-sinusoidal, square, sawtooth, etc) •
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•Voltage Limiters and Clamps
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•Rectifiers and Bridges
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•Math Functions (multiply, divide)
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•Log and other Non-linear Amplifiers
Amplifiers and Attenuators
Math Functions (add, subtract)
Oscillators (sinusoidal)
Filters
Voltage Regulators
Voltage References
Analog Drive Displays (Bulbs, LEDs, etc)
•Sample and Hold Amplifiers
•Envelope & Peak Detectors
•Phase Detectors
•Phased Locked Loops
•Switching Voltage Regulators
•Pulse Generators, Debouncers
Note: Blocks such as transmitters & receivers should
be decomposed if possible
318-595 Lab 8
Common Digital Subcircuits
Logic Family Based
•Adders, Subtractors, Math Units
•Magnitude Comparators
•Encoders
•Decoders
•Multiplexers (Mux’s)
•Demultiplexers (Dmux’s)
•Code Converters
•Bus Buffers
•Flipflops, Latches, Latching Buffers
•Counters, Timers
•Pulse Generators
•Optical Couplers
LSI & VLSI
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CPU’s & Microcontrollers
Analog-Digital Converters
Digital-Analog Converters
Prog Logic Devices, FPGAs
Sequencers
Prog Read Only Memories (Eproms, EEproms)
Random Access Memories (SRAM, DRAM)
Controllers (Serial, Drive, USB, Ethernet)
Logic Input Displays
318-595 Lab 8
Other Devices to Provide Analysis For
Devices
•Sensors
•Mechanical Switches, Keyboards
•Transducers (Speakers, Microphones, Piezo, etc)
•Relays (Elec Mech, Solid State)
•Motors, Drives, Solenoids
•Transformers
•Power Drivers, SCRs, Bridges
•Transistor Switches
•Batteries
•Power Plugs
•Over Current Devices (Fuses, Breakers, etc)
•Over Voltage Devices (Diodes, Fast Clamps, ESD)