vlsi design 2 min read
Domino Logic
Tinkering with Logic Gates Things to like about CMOS gates: easy to translate logic to fets rail-to-rail switching good noise…
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Transmission Gates
Introduction A Transmission Gate (T-gate or TG or pass gate) is a bi-directional switch made up of an NMOS and PMOS…
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Pass-Transistor Logic
• N transistors • No static consumption Primary inputs drive the gate terminals + source-drain terminals. In contrast to static…
vlsi design 4 min read
Dynamic Circuits
Introduction to Dynamic Gates Static logic is great for its robustness. However, it is too slow to meet requirements for…
vlsi design 1 min read
Ratioed Logic Circuit
Ratioed MOS circuits have been known for many years, and were used widely in the past despite their high power…
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Static CMOS Logic
The principle of static CMOS logic is shown in Fig. A.13(a): the output is connected to ground through an n-block and…
vlsi design 4 min read
Scaling
Reducing the channel length of a MOSFET can be described in terms of scaling theory. A scaling parameter S (S…
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Linear delay model
Linear delay model in VLSI This post tells about logical effort and parasitic delay in linear delay model in VLSI. As was…
vlsi design 1 min read
RC delay model
Delay Definitions Simulated Inverter Delay Delay Estimation RC Delay Models
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Dc transfer characteristics
DC TRANSFER CHARACTERISTICS OF CMOS INVERTER The general arrangement and characteristics are illustrated in Fig. 1 . 1 . The…
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Stick Diagrams
Stick diagrams help plan layout quickly Ø Need not be to scale Ø Draw with color pencils or dry-erase markers Wiring Tracks…
