eda (circuits) overview paul hasler. extent of circuits (analog/digital) analog ~ 20% of ic market...
DESCRIPTION
--- Red Herring Magazine, February 2003 “Analog chips enable computers to interact with the physical world--to see, listen, touch...the next ten years will see a shift in emphasis to analog technologies... In the coming years, look for analog--not digital--chips to attract the new talent and investment...” --- Brian Halla CEO National Semiconductor “The Analog Renaissance is Here!” "DSP and high-performance analog are the engines... and we're only at the beginning of where analog is going." --- Templeton, incoming CEO of TI, February 2004TRANSCRIPT
EDA (Circuits) Overview
Paul Hasler
Extent of Circuits (Analog/Digital)
Analog ~ 20% of IC market since 1970
Hearing aids
Automotive
Biomedical
Digital Cameras
Cell Phones
MEMs devices / Circuits
--- Red Herring Magazine, February 2003
“Analog chips enable computers to interact with the physical world--to see, listen, touch. . .the next ten years will see a shift in emphasis to
analog technologies. . . In the coming years, look for analog--not digital--chips to attract the new talent and investment. . .”
--- Brian Halla CEO National Semiconductor
“The Analog Renaissance is Here!”
"DSP and high-performance analog are the engines . . . and we're only at the beginning of where analog is going."
--- Templeton, incoming CEO of TI, February 2004
Range of Analog Products
(Just TI’s map)
Brief History of Integrated Circuits
4004: First P (1970)(1960)
Silicon Scaling“Standard” digital CMOS
Course Directions in EDA
ECE 4430: Analog IC Design
ECE 4415: RF Engineering I
ECE 4418: RF Engineering II
ECE 4420: Digital IC Design
ECE 4360: RF Lab
ECE 6361: RF Design Lab
ECE 6412: Analog Circuits (IC)
ECE 6414: Analog Systems (IC)
ECE 6420: Wireless IC Design
ECE 6435: Analog VLSI Circuits
ECE 4430: Analog IC Design
Analog--Digital Signal Processing
ASP IC
Sensor Signals
DSP/C
A/DConverter
Realworld(analog)
DSPProcessor
Computer(digital)
Realworld(analog)
DSPProcessor
Computer(digital)
ASPIC A/D
Specialized A/D
Gene’s Law and CADSP
CADSP = Cooperative Analog—Digital Signal Processing (P. Hasler and D. Anderson)
Gene’s Law = power efficiency scaling for DSP CCustom Analog ~ 10,000 more efficient than Custom Digital
1980 1990 2000 2010 2020 2030Year
Pow
er /
MM
AC
ProgrammableAnalog Power
Savings
>20 Year Leap in Technology
0.1mW
10mW
100W
1W
Gene's LawDSP PowerCADSP Power
Gene's LawDSP PowerCADSP Power
10nW
1W
Power and Computation Efficiency Critical for Mobile Applications
•Standard CMOS process
• Greater signal processing capability without scaling IC process
Programmable Analog CircuitsProgrammable Analog Structure: Core Innovation
- Charge storage and control in signal path- Combine to build computational engines- Any standard CMOS process
Implementation: Analog Parameter Storage
- CMOS offset correction, Yield enhancement- Analog data storage
Programmable Analog Functions - Amplifier gain, Filter parameters- Reconfigurable analog circuits
Dynamic Analog Computation- Matrix multiplication, Linear transforms- Adaptive Analog Systems m
nm x n
Example Functions
Physical Layout
Cross-section
Schematic
Field Programmable Analog Array (FPAA)• Configurable Analog Block (CAB)
– Synthesizes analog functions– Fully programmable functions, not just selectable– More efficient than selectable– Base block for FPAA
FPAA (36 CAB, 150k Elements)