Chapter 2 Function Block
3-Input Exclusive NOR
Chapter 2 Function Block
Switching speed
Function
Block
type
Input
Output
Path
→
t LD0 (ns)
t 1
Standard type
Block type
IN
OUT
MIN.
TYP. MAX.
MIN.
0.021
0.020
0.021
0.020
0.021
0.020
0.021
0.020
0.021
0.020
0.021
0.021
0.011
0.010
0.011
0.010
0.011
0.010
0.011
0.010
0.011
0.010
0.011
0.011
TYP. MAX. Symbol Fanin Symbol Fanout
Normal
High speed
(HH) 0.428
(HL) 0.368
(LH) 0.334
0.719
0.588
0.582
0.782
0.528
0.586
0.556
0.562
0.360
0.525
0.468
0.413
0.741
0.632
0.622
0.796
0.551
0.604
0.578
0.591
0.372
0.535
0.478
0.420
1.406
1.089
1.157
1.535
0.985
1.104
1.091
1.083
0.650
0.982
0.908
0.782
1.451
1.164
1.228
1.565
1.034
1.142
1.135
1.138
0.675
1.005
0.932
0.802
0.029
0.026
0.030
0.026
0.030
0.026
0.030
0.026
0.030
0.026
0.030
0.026
0.015
0.013
0.015
0.013
0.015
0.013
0.015
0.013
0.015
0.013
0.015
0.014
0.042
0.035
0.042
0.036
0.042
0.036
0.042
0.035
0.042
0.036
0.042
0.036
0.022
0.018
0.022
0.019
0.022
0.019
0.022
0.019
0.022
0.019
0.022
0.019
A
B
C
1.0
1.0
1.0
Y
16
L517
A
B
C
A
B
C
→
→
→
→
→
→
Y
Y
Y
Y
Y
Y
Drivability
Name cells
Name cells
L517
F517
7
7
Low Power
x1
(LL)
0.448
(HH) 0.327
(HL) 0.353
(LH) 0.322
x2
x4
(LL)
0.330
(HH) 0.237
(HL) 0.318
(LH) 0.279
Logic Diagram
A
B
C
H01
(LL)
0.250
(HH) 0.442
(HL) 0.398
(LH) 0.359
A
B
C
1.0
1.0
1.0
Y
33
F517
H02
H03
N01
Y
(LL)
0.452
(HH) 0.341
(HL) 0.362
(LH) 0.336
(LL)
0.347
(HH) 0.245
(HL) 0.323
(LH) 0.283
(LL)
0.255
Truth Table
A
B
C
Y
0
0
0
0
1
1
1
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
1
1
0
0
1
0
1
1
0
Block Library A13872EJ5V0BL
2 - 180
Block Library A13872EJ5V0BL
2 - 181
ETC [ ETC ]
