Chapter 2 Function Block
Chapter 2 Function Block
Switching speed
D-F/F with R, S
Normal
Function
Block
type
Input
Output
Path
→
t LD0 (ns)
t 1
Standard type
Low Gate type
Block type
IN
OUT
MIN.
TYP. MAX.
MIN.
0.011
0.010
0.011
0.010
0.010
0.011
0.011
0.010
TYP. MAX. Symbol Fanin Symbol Fanout
Q output
Name cells
QB output
Normal
Q output
QB output
(HH) 0.383
(HL) 0.482
(HH) 0.577
(HL) 0.591
(HL) 0.419
(HH) 0.184
(HH) 0.173
(HL) 0.381
0.600
0.587
0.787
0.966
0.947
0.723
0.337
0.255
0.788
1.057
1.467
1.860
1.744
1.368
0.582
0.431
1.451
1.710
0.310
1.220
0.000
0.320
1.220
2.232
1.849
1.826
1.052
1.452
1.239
0.440
1.690
0.310
1.200
0.000
0.320
1.220
1.826
1.687
0.789
1.055
1.472
1.265
0.430
1.710
0.320
1.220
0.000
0.320
1.220
1.845
1.711
0.812
0.993
1.060
0.808
1.858
1.590
0.320
1.100
0.000
0.300
1.150
1.451
1.286
2.250
0.015
0.013
0.015
0.013
0.013
0.015
0.015
0.014
0.021
0.019
0.021
0.019
0.018
0.022
0.022
0.021
D
C
R
S
1.0
1.0
2.1
2.3
Q
35
34
F644
C
C
→
Q
Drivability
Name cells
Name cells
Name cells
Name cells
Name cells
QB
→
QB
Low Power
L644
8
F644
10
F644NQ
9
F644NB
9
x1
x2
x4
R
R
S
S
→
→
→
→
Q
QB
Q
QB
Logic Diagram for "Normal"
Truth Table for "Normal"
Set up time
Hold time
D
D
R
S
R
S
C
R
S
0.380
0.380
0.100
0.430
0.760
0.794
0.688
0.628
Release time
Release time
Removal time
Removal time
Min Pulse
S
D
C
R
S
Q
QB
H04
0
1
0
0
0
0
1
1
0
0
0
1
0
1
0
1
1
0
D
C
H01
H02
N01
Q
X
X
X
X
Hold
Min Pulse
Min Pulse
X
X
X
1
0
1
0
1
1
(HH) 0.383
(HL) 0.480
(HL) 0.403
(HH) 0.174
0.590
0.587
0.781
0.662
0.260
0.022
0.020
0.020
0.021
0.030
0.026
0.026
0.030
0.042
0.036
0.036
0.042
D
C
R
S
1.0
1.0
2.1
2.3
Q
17
35
33
L644
C
→
Q
N02 QB
←
Prohibition
R
S
→
→
Q
Q
X:Irrelevant
H03
R
Set up time
Hold time
D
D
R
S
R
S
C
R
S
0.380
0.380
0.100
0.430
0.760
0.647
0.607
0.272
Release time
Release time
Removal time
Removal time
Min Pulse
Logic Diagram for "Q output"
Truth Table for "Q output"
S
D
C
R
S
Q
H04
Min Pulse
Min Pulse
0
1
0
0
0
0
1
1
0
0
0
1
0
1
0
1
D
C
H01
H02
N01 Q
(HH) 0.382
(HL) 0.482
(HL) 0.406
(HH) 0.173
0.590
0.586
0.789
0.671
0.254
0.011
0.010
0.010
0.011
0.015
0.013
0.013
0.015
0.022
0.019
0.019
0.022
D
C
R
S
1.0
1.0
2.1
2.3
Q
F644NQ
C
→
Q
X
X
X
X
Hold
X
X
X
1
0
1
R
S
→
→
Q
Q
Set up time
Hold time
D
D
R
S
R
S
C
R
S
←
Prohibition
0.380
0.380
0.110
0.430
0.760
0.650
0.612
0.284
Release time
Release time
Removal time
Removal time
Min Pulse
X:Irrelevant
H03
R
Logic Diagram for "QB output"
Truth Table for "QB output"
Min Pulse
Min Pulse
S
D
C
R
S
QB
H04
(HH) 0.335
(HL) 0.368
(HH) 0.266
(HL) 0.453
0.600
0.536
0.587
0.432
0.955
0.011
0.011
0.011
0.011
0.015
0.015
0.015
0.015
0.022
0.022
0.022
0.022
D
C
R
S
1.0
1.0
2.1
2.3
QB
F644NB
C
→
QB
0
1
0
0
0
0
1
1
0
0
0
1
0
1
1
0
R
S
→
→
QB
QB
D
C
H01
H02
X
X
X
X
Hold
0
Set up time
Hold time
D
D
R
S
R
S
C
R
S
0.390
0.390
0.100
0.420
0.700
0.567
0.500
0.724
X
X
X
Release time
Release time
Removal time
Removal time
Min Pulse
1
N01 QB
1
← Prohibition
X:Irrelevant
H03
R
Min Pulse
Min Pulse
Block Library A13872EJ5V0BL
2 - 270
Block Library A13872EJ5V0BL
2 - 271
ETC [ ETC ]
