Title: The MOS Transistor
1The MOS Transistor
2Cross-Section of CMOS Technology
3MOS transistors Types and Symbols
D
D
G
G
S
S
Depletion
NMOS
Enhancement
NMOS
D
D
G
G
B
S
S
NMOS with
PMOS
Enhancement
Bulk Contact
4Threshold Voltage Concept
5Current-Voltage Relations
6Current-Voltage Relations
7Transistor in Saturation
8I-V Relation
9A model for manual analysis
10The Sub-Micron MOS Transistor
11Threshold Variations
VT
VDS
12Parasitic Resistances
13Velocity Saturation (1)
14Velocity Saturation (2)
15Sub-Threshold Conduction
16Latchup
17SPICE MODELS
18MAIN MOS SPICE PARAMETERS
19SPICE Transistors Parameters
20SPICE Parameters for Parasitics
21Technology Evolution
22The CMOS Inverter A First Glance
23VTC of Real Inverter
24Dynamic Behavior of MOS Transistor
25Delay Definitions
26CMOS Inverters
1.2
m
m
2l
Out
In
GND
27Using Cascaded Buffers
28COMBINATIONAL LOGIC
29Static CMOS
30Example Gate NAND
314-input NAND Gate
Vdd
Out
GND
In1
In2
In3
In4
32Where Does Power Go in CMOS?
33SEQUENTIAL LOGIC
34Master-Slave Flip-Flop
35The Ellmore Delay
36The Clock Skew Problem