This document summarizes the modeling of a CMOS digital integrated circuit. It includes: 1) Details of the TC74HC10AFN part such as manufacturer and truth tables. 2) Simulation results of the circuit's behavior under different input voltages and propagation delays. 3) Comparison tables showing close matches between measured and simulated output voltages and timing characteristics.

1. Device Modeling Report
COMPONENTS : CMOS DIGITAL INTEGRATED CIRCUIT
PART NUMBER : TC74HC10AFN
MANUFACTURER : TOSHIBA
Bee Technologies Inc.
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

2. Truth Table
Circuit simulation result
U1:1A 0
U1:1B 1
U1:1C 1
U1:2A 0
U1:2B 1
U1:2C 1
U1:3A 0
U1:3B 1
U1:3C 1
Y1 1
Y2 1
Y3 1
0s 0.5us 1.0us
Time
Evaluation circuit
U1
1A VCC
LO
HI 1B 1C HI
2A 1Y
LO Y1
HI
2B 3C HI
HI
2C 3B HI
R1 V1
2Y 3A
Y2 LO 1MEG 5
GND 3Y
Y3
TC74HC10
0
Comparison table
Input Output
%Error
An Bn Cn Yn (Measurement) Yn (Simulation)
L X X H H 0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

3. Truth Table
Circuit simulation result
U1:1A 1
U1:1B 0
U1:1C 1
U1:2A 1
U1:2B 0
U1:2C 1
U1:3A 1
U1:3B 0
U1:3C 1
Y1 1
Y2 1
Y3 1
0s 0.5us 1.0us
Time
Evaluation circuit
U1
HI 1A VCC
1B 1C HI
LO
HI
2A 1Y
Y1
2B 3C HI
LO
HI
2C 3B LO
R1 V1
2Y 3A HI
Y2 1MEG 5
GND 3Y
Y3
TC74HC10
0
Comparison table
Input Output
%Error
An Bn Cn Yn (Measurement) Yn (Simulation)
X L X H H 0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

4. Truth Table
Circuit simulation result
U1:1A 1
U1:1B 1
U1:1C 0
U1:2A 1
U1:2B 1
U1:2C 0
U1:3A 1
U1:3B 1
U1:3C 0
Y1 1
Y2 1
Y3 1
0s 0.5us 1.0us
Time
Evaluation circuit
U1
HI 1A VCC
HI 1B 1C
LO
HI
2A 1Y
Y1
HI
2B 3C
LO
2C 3B HI
LO
R1 V1
2Y 3A HI
Y2 1MEG 5
GND 3Y
Y3
TC74HC10
0
Comparison table
Input Output
%Error
An Bn Cn Yn (Measurement) Yn (Simulation)
X X L H H 0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

5. Truth Table
Circuit simulation result
U1:1A 1
U1:1B 1
U1:1C 1
U1:2A 1
U1:2B 1
U1:2C 1
U1:3A 1
U1:3B 1
U1:3C 1
Y1 0
Y2 0
Y3 0
0s 0.5us 1.0us
Time
Evaluation circuit
U1
HI 1A VCC
HI 1B 1C HI
HI
2A 1Y
Y1
HI
2B 3C HI
HI
2C 3B HI
R1 V1
2Y 3A HI
Y2 1MEG 5
GND 3Y
Y3
TC74HC10
0
Comparison table
Input Output
%Error
An Bn Cn Yn (Measurement) Yn (Simulation)
H H H L L 0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

6. High Level and Low Level Input Voltage
Circuit simulation result
5.0V
Output
2.5V Input
0V
0s 1.0ms 2.0ms 3.0ms 4.0ms
V(R1:1) V(V1:+)
Time
Evaluation circuit
U1
1A VCC
HI 1B 1C HI
2A 1Y
2B 3C
2C 3B
V1 2Y 3A
V1 = 0 R1
V2 = 4.5 GND 3Y V2
TD = 0.5m 1MEG
TR = 0.1m
TF = 0.1m 4.5
TC74HC10
PW = 1m
PER = 2m
0
Comparison table
VCC = 4.5V Measurement Simulation %Error
VIH (V) 3.15 3.1506 0.019
VIL (V) 1.35 1.3456 -0.326
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

7. High Level and Low Level Output Voltage
Circuit simulation result
5.0V
2.5V
Output
0V
V(R1:1) Input
5.0V
2.5V
SEL>>
0V
0s 5ms 10ms
V(U1:1A)
Time
Evaluation circuit
U1
1A VCC
HI 1B 1C HI
2A 1Y
2B 3C
2C 3B
V1 2Y 3A
V1 = 0 R1
V2 = 4.5 GND 3Y V2
TD = 0.5m 1MEG
TR = 6n
TF = 6n 4.5
TC74HC10
PW = 1m
PER = 2m
0
Comparison table
VCC = 4.5V Measurement Simulation %Error
VOH (V) 4.5 4.4975 -0.056
VOL (V) 0 0 0
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005

8. Propagation Delay Time
Circuit simulation result
Output
Input
Evaluation circuit
U1
1A VCC
HI 1B 1C HI
2A 1Y
2B 3C
2C 3B
V2
V1 = 0 V1 2Y 3A
V2 = 5
TD = 10n GND 3Y C1
TR = 6n 5
TF = 6n 15p
PW = 50n
TC74HC10
PER = 100n
0
Comparison table
CL=15pF,VCC = 5V,tr=tf=6ns Measurement Simulation %Error
tTLH (ns) 4 3.9923 -0.192
tTHL (ns) 4 3.9859 -0.353
TpLH (ns) 6 5.9484 -0.860
TpHL (ns) 6 6.0081 0.135
All Rights Reserved Copyright (C) Bee Technologies Inc. 2005