SPICE MODEL of TC7MB3244FK in SPICE PARK. English Version is http://www.spicepark.net. Japanese Version is http://www.spicepark.com by Bee Technologies.

1. Device Modeling Report
COMPONENTS : CMOS DIGITAL INTEGRATED CIRCUIT
PART NUMBER : TC7MB3244FK
MANUFACTURER : TOSHIBA
Bee Technologies Inc.
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

2. Truth Table
Circuit simulation result
1:1OEBAR 0
1:2OEBAR 0
U1:1A1 1
U1:1A2 1
U1:1A3 1
U1:1A4 1
U1:2A1 1
U1:2A2 1
U1:2A3 1
U1:2A4 1
3.0V
2.0V
1.0V
0V
0s 0.5us 1.0us
V(U1:1B1) V(U1:1B2) V(U1:1B3) V(U1:1B4) V(U1:2B1)
V(U1:2B2) V(U1:2B3) V(U1:2B4)
Time
Evaluation circuit
__ U1
LO
1OE VCC
INPUT __
DSTM1
CLK 1A1 2OE LO
OFFTIME = .2uS 2B4 1B1
ONTIME = .2uS
DELAY = 0 R8 1G 1A2 2A4 R1 1G
STARTVAL = 0
OPPVAL = 1 2B3 1B2
V2
R7 1G 1A3 2A3 R2 1G
2B2 1B3
5
R6 1G 1A4 2A2 R3 1G
2B1 1B4
R5 1G GND 2A1 R4 1G
INPUT
7MB3244
0
Comparison table Function : A port = B port
Input Output
%Error
OE Measurement Simulation
L A=B A=B 0
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

3. Truth Table
Circuit simulation result
1:1OEBAR 1
1:2OEBAR 1
U1:1A1 1
U1:1A2 1
U1:1A3 1
U1:1A4 1
U1:2A1 1
U1:2A2 1
U1:2A3 1
U1:2A4 1
3.0V
2.0V
1.0V
0V
0s 0.5us 1.0us
V(U1:1B1) V(U1:1B2) V(U1:1B3) V(U1:1B4) V(U1:2B1)
V(U1:2B2) V(U1:2B3) V(U1:2B4)
Time
Evaluation circuit
__ U1
HI 1OE VCC
INPUT __
DSTM1
CLK 1A1 2OE HI
OFFTIME = .2uS 2B4 1B1
ONTIME = .2uS
DELAY = 0 R8 1G 1A2 2A4 R1 1G
STARTVAL = 0
OPPVAL = 1 2B3 1B2
V2
R7 1G 1A3 2A3 R2 1G
2B2 1B3
5
R6 1G 1A4 2A2 R3 1G
2B1 1B4
R5 1G GND 2A1 R4 1G
INPUT
7MB3244
0
Comparison table
Input Output
%Error
OE Measurement Simulation
H Disconnect Disconnect 0
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

4. High Level and Low Level Input Voltage
Circuit simulation result
5.0V
Output
2.5V
(538.005u,1.9003)
Input
(515.980u,799.000m)
0V
0s 0.5ms 1.0ms 1.5ms 2.0ms
V(OUT) V(V1:+)
Time
Evaluation circuit
__ U1
LO
1OE VCC
__
1A1 2OE
2B4 1B1
OUT
1A2 2A4
2B3 1B2
V1 = 0
V2 = 5 V1 1A3 2A3
TD = 0.5m V2
TR = 0.1m 2B2 1B3
TF = 0.1m R1
PW = 1m 1A4 2A2
PER = 2m 1G 5
2B1 1B4
GND 2A1
7MB3244
0
Comparison table
VCC = 5 V Measurement Simulation %Error
VIH (V) 2 1.9003 -4.985
VIL (V) 0.8 0.799 -0.125
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

5. High Level Output Voltage
Circuit simulation result
5.0V
2.5V
Output
0V Input
V(OUT)
5.0V
2.5V
SEL>>
0V
0s 5ms 10ms
V(V1:+)
Time
Evaluation circuit
__ U1
LO
1OE VCC
__
1A1 2OE
2B4 1B1
OUT
1A2 2A4
2B3 1B2 V2
V1 = 0
V2 = 5 V1 1A3 2A3
TD = 0.5m R2
TR = 3n 2B2 1B3 5
TF = 3n 1G
PW = 1m 1A4 2A2
PER = 2m
2B1 1B4
GND 2A1
7MB3244
0
Comparison table
VCC = 5V Measurement Simulation %Error
VOH (V) 4.4 4.4053 0.120
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

6. Propagation Delay Time
Circuit simulation result
4.0V
Output
3.0V Input
1.5V
0V
0s 0.5us 1.0us
V(TpLH_TpHL) V(V1:+)
Time
Evaluation circuit
__ U1
LO
1OE VCC
__
1A1 2OE
2B4 1B1
TpLH_TpHL
1A2 2A4
2B3 1B2
V1 = 0 1A3 2A3 V2
V2 = 3 V1
TD = 0.2u 2B2 1B3
TR = 3.1n C1 R1 4.5
TF = 3.1n 1A4 2A2
PW = 0.5u 50p 500
PER = 1u 2B1 1B4
GND 2A1
7MB3244
0
Comparison table CL = 50 pF, RL = 500 
tr = tf = 2.5ns Measurement Simulation %Error
tPLH (ns) 0.25 0.24585 -1.660
tPHL (ns) 0.25 0.250718 0.287
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

7. Output enable time, high impedance (off) to high output (tPZH)
Output disable time, high to high impedance (off) output (tPHZ)
Circuit simulation result
4.0V
Output
3.0V Input
1.5V
0V
0s 0.5us 1.0us
V(tphz_tpzh) V(V1:+)
Time
Evaluation circuit
__ U1
1OE VCC
__
HI 1A1 2OE
2B4 1B1
tphz_tpzh
1A2 2A4
V1
2B3 1B2
V1 = 0 V2
V2 = 3 1A3 2A3
TD = 0.2u
TR = 3.1n 2B2 1B3 C1 R1
TF = 3.1n 50p 4.5
PW = 0.5u 1A4 2A2 500
PER = 1u
2B1 1B4
GND 2A1
7MB3244
0
Comparison table CL = 50 pF, RL = 500 
tr = tf = 2.5ns Measurement Simulation %Error
tPZH (ns) 5 4.9369 -1.262
tPHZ (ns) 5 4.9247 -1.506
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005

8. Output enable time, high impedance (off) to low output (tPZL)
Output disable time, low to high impedance (off) output (tPLZ)
Circuit simulation result
4.0V
Output
Input
2.0V
0V
0s 0.5us 1.0us
V(tplz_tpzl) V(V1:+)
Time
Evaluation circuit
__ U1
1OE VCC
__
LO
1A1 2OE
tplz_tpzl
2B4 1B1
1A2 2A4
2B3 1B2
R2
V1 V1 = 0 1A3 2A3
V2 = 3 500 V3
TD = 0.2u 2B2 1B3 C1 R1
TR = 3.1n
TF = 3.1n 1A4 2A2 50p 500 4.5
PW = 0.5u
PER = 1u 2B1 1B4 V2
GND 2A1 7
7MB3244
0
Comparison table CL = 50 pF, RL = 500 
tr = tf = 2.5ns Measurement Simulation %Error
tPZL (ns) 5 4.9501 -0.998
tPLZ (ns) 5 4.9453 -1.094
All Rights Reserved Copyright (c) Bee Technologies Inc. 2005