Dedication |
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v | |
Preface |
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xiii | |
Foreword |
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xvii | |
Foreword for the First Edition |
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xix | |
Acknowledgements |
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xxi | |
Chapter 1. Introduction |
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1 | |
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1. Evolution of CMOS Technology |
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1 | |
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5 | |
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3. Quality and Reliability Awareness |
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9 | |
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4. Building Quality and Reliability |
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11 | |
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5. Objectives of this Book |
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15 | |
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16 | |
Chapter 2. Functional and Parametric Defect Models |
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23 | |
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1. Brief Classification of Defects |
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23 | |
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1.1 Defect-Fault Relationship |
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26 | |
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2. Inductive Fault Analysis |
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28 | |
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2.1 IC Design and Layout Related Defect Sensitivity |
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29 | |
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2.2 Defect Sensitive Design |
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29 | |
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2.3 Basic Concepts of IFA |
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30 | |
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3. Parametric Defect and Fault Models |
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32 | |
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3.1 Threshold Voltage Mismatch (ΔVt) Fault Modeling |
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32 | |
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3.2 Sources of Threshold Voltage Variability |
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33 | |
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3.3 Leakage Current due to Vt Mismatch |
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34 | |
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3.4 Delay in Parallel-connected Networks |
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39 | |
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3.5 Delay Variation Model with ΔVt for Parallel Transistor Networks |
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41 | |
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3.6 Spot Defect Statistics: Resistive Opens |
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45 | |
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4. Functional Defect Models |
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50 | |
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53 | |
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54 | |
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4.3 Average Probability of Failure of Long Interconnects |
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58 | |
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4.4 Average Critical Area of N Conductors |
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61 | |
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64 | |
Chapter 3. Digital CMOS Fault Modeling |
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69 | |
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1. Objectives of Fault Modeling |
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69 | |
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71 | |
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3. Levels of Fault Modeling |
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73 | |
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3.1 Logic Level Fault Modeling |
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73 | |
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3.2 Transistor Level Fault Modeling |
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81 | |
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3.3 Layout Level Fault Modeling |
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90 | |
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3.4 Function Level Fault Modeling |
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91 | |
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92 | |
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97 | |
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98 | |
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102 | |
Chapter 4. Defects in Logic Circuits and their Test Implications |
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111 | |
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111 | |
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2. Stuck-at Faults and Manufacturing Defects |
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113 | |
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2.1 Study by Galiay, Crouzet and Vergniault |
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114 | |
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2.2 Study by Banerjee and Abraham |
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115 | |
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2.3 Study by Maly, Ferguson and Shen |
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120 | |
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2.4 Gate Oxide Shorts: Study by Hawkins and Soden |
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123 | |
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3. IFA Experiments on Standard Cells |
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126 | |
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4. IDDQ versus Voltage Testing |
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130 | |
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5. Defects in Sequential Circuits |
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133 | |
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135 | |
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5.2 Defect Detection Technique |
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137 | |
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5.3 IDDQ Testable Flip-flop |
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139 | |
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5.4 Defects and Scan Chains |
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139 | |
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6. Defect Classes and their Testing |
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143 | |
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7. Application of IFA in Nano-metric Technologies |
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143 | |
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146 | |
Chapter 5. Testing Defects and Parametric Variations in RAMs |
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151 | |
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151 | |
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2. Traditional RAM Fault Models |
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153 | |
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153 | |
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154 | |
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2.3 Pattern Sensitivity Fault Model |
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154 | |
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3. Defect Based RAM Fault Model Development |
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155 | |
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3.1 Defect based SRAM Fault Models and Test Algorithms |
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155 | |
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3.2 Subsequent Defect-oriented SRAM Test Development |
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160 | |
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3.3 Defect based DRAM Fault Models and Test Algorithms |
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163 | |
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3.4 TCAM Fault Models and Test Algorithms |
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176 | |
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4. Address Decoder Defects |
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185 | |
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4.1 Early Work on Address Decoder Faults |
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187 | |
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4.2 Technological Differences |
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187 | |
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189 | |
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4.4 Why Non-detection by March Tests? |
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192 | |
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4.5 Address Decoder Open Defects |
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193 | |
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4.6 Supplementary Test Algorithm |
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195 | |
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4.7 Testability Techniques for Decoder Open Defects |
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197 | |
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4.8 Recent Work on Address Decoder Defects |
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200 | |
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5. Parametric Testing of SRAMs |
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200 | |
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203 | |
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5.2 Process Variation and SNM |
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207 | |
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5.3 Manufacturing Defects and SNM |
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209 | |
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5.4 Weak Cell Fault Model |
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210 | |
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5.5 DfT Techniques to Detect Weak Cells |
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211 | |
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6. IDDQ Based RAM Testing |
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215 | |
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215 | |
Chapter 6. Defect-oriented Analog Testing |
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225 | |
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226 | |
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2. Analog Test Complexity |
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227 | |
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228 | |
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228 | |
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228 | |
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230 | |
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4. Defect Based Realistic Fault Dictionary |
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230 | |
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234 | |
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240 | |
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5.1 Fault Matrix Generation |
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240 | |
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242 | |
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243 | |
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244 | |
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5.5 Observations and Analysis |
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248 | |
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5.6 IFA: Strengths and Weaknesses |
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249 | |
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6. Input Stimuli Generation |
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251 | |
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6.1 Power Supply Ramp Input Test Stimuli |
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252 | |
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254 | |
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6.3 Structural vs. Functional Fault Coverage |
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259 | |
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264 | |
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7. IFA Based Fault Grading and DfT for Analog Circuits |
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268 | |
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7.1 A/D Converter Testing |
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268 | |
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7.2 Description of the Experiment |
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|
269 | |
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7.3 Fault Simulation Issues |
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|
270 | |
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7.4 Fault Simulation Results |
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272 | |
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8. High Level Analog Fault Models |
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278 | |
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281 | |
Chapter 7. Yield Engineering |
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289 | |
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1. Mathematical Models for Yield Prediction |
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289 | |
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1.1 Layout Oriented Yield Prediction |
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|
300 | |
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301 | |
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3. Economics and Yield Forecasting |
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306 | |
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312 | |
Chapter 8. Conclusion |
|
317 | |
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1. Test and Yield Engineering Complexity in Nano-metric Technologies |
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|
317 | |
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2. Role of Defect-oriented Testing |
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|
320 | |
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2.1 Strengths of Defect-oriented Testing |
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320 | |
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2.2 Limitations of Defect-oriented Testing |
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321 | |
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321 | |
Index |
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325 | |