Chapter 2 Function Block
2 to 1 Multiplexer (Positive Out)
Chapter 2 Function Block
Switching speed
Function
Block
type
Input
Output
Path
→
t LD0 (ns)
t 1
High-speed type
Standard type
Block type
IN
D0
OUT
MIN.
(HH) 0.222
(LL) 0.230
(HH) 0.221
(LL) 0.223
(HH) 0.159
(HL) 0.217
(LH) 0.184
TYP. MAX.
MIN.
0.022
0.020
0.022
0.020
0.022
0.020
0.022
0.020
0.011
0.010
0.011
0.010
0.011
0.010
0.011
0.010
0.038
0.020
0.038
0.020
0.038
0.020
0.038
0.020
0.020
0.037
0.011
0.010
0.011
0.010
0.011
0.010
0.011
0.010
0.010
0.011
TYP. MAX. Symbol Fanin Symbol Fanout
Normal
with ENB
with EN
Normal
with ENB
with EN
0.340
0.377
0.337
0.372
0.248
0.329
0.297
0.275
0.345
0.385
0.342
0.383
0.436
0.441
0.395
0.460
0.354
0.363
0.360
0.369
0.447
0.405
0.398
0.445
0.128
0.114
0.607
0.578
0.604
0.575
0.693
0.619
0.645
0.653
0.354
0.355
0.616
0.707
0.608
0.701
0.428
0.581
0.555
0.482
0.631
0.729
0.627
0.724
0.813
0.786
0.747
0.877
0.651
0.690
0.659
0.700
0.836
0.716
0.751
0.846
0.195
0.263
1.181
1.110
1.176
1.106
1.356
1.129
1.274
1.254
0.604
0.678
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
0.053
0.026
0.053
0.026
0.053
0.026
0.053
0.026
0.024
0.053
0.015
0.012
0.015
0.012
0.015
0.012
0.015
0.012
0.012
0.015
0.042
0.035
0.042
0.035
0.042
0.035
0.042
0.035
0.022
0.019
0.022
0.019
0.022
0.018
0.022
0.019
0.077
0.036
0.077
0.036
0.077
0.035
0.078
0.035
0.033
0.077
0.022
0.017
0.022
0.017
0.022
0.017
0.022
0.017
0.017
0.022
D0
D1
A
1.0
1.0
2.1
Y
Y
Y
16
34
8
L565
F565
L571
→
→
→
Y
Y
Y
Drivability
Name cells
Name cells
Name cells
Name cells
Name cells
Name cells
D1
A
Low Power
L565
F565
3
4
L571
F571
4
6
x1
x2
x4
(LL)
(HH) 0.227
(LL) 0.233
(HH) 0.225
(LL) 0.231
0.181
Logic Diagram
D0
D1
A
1.0
1.0
1.0
D0
D1
A
→
→
→
Y
Y
Y
for "Standard type"
for "Standard type with ENB"
for "Standard type with EN"
D0 H01
D1 H02
H03
ENB H04
D0 H01
D1 H02
(HH) 0.270
(HL) 0.277
(LH) 0.244
N01 Y
N01
Y
A
H03
A
(LL)
(HH) 0.226
(LL) 0.216
(HH) 0.231
(LL) 0.219
0.276
D0
D1
A
1.0
1.0
1.0
1.0
D0
D1
A
→
→
→
Y
Y
Y
ENB
(HH) 0.271
(HL) 0.261
(LH) 0.242
(LL)
0.265
(HL) 0.093
(LH) 0.065
(HH) 0.375
ENB
D0
D1
A
→
→
→
→
Y
Y
Y
Y
for "High-speed typee"
for "High-speed type with ENB"
for "High-speed type with EN"
D0
D1
A
1.0
1.0
1.0
1.0
Y
34
F571
(LL)
(HH) 0.373
(LL) 0.343
0.344
ENB
(HH) 0.414
(HL) 0.386
(LH) 0.385
0.387
(HL) 0.227
(LH) 0.218
(LL)
ENB
→
Y
Truth Table
D0
D1
A
ENB
Y
YB
X
A
X
X
X
B
X
0
1
1
0
0
0
A
B
1
AB
BB
X:Irrelevant
Block Library A13872EJ5V0BL
2 - 206
Block Library A13872EJ5V0BL
2 - 207