Chapter 2 Function Block
Chapter 2 Function Block
Switching speed
T-F/F with RB, SB
Standard type
Q output
Name cells
Function
Block
type
Input
Output
Path
→
t LD0 (ns)
t 1
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
Normal
QB output
Normal
Q output
QB output
(HH) 0.412
(HL) 0.424
(HH) 0.614
(HL) 0.574
0.176
(LH) 0.369
(LH) 0.374
0.651
0.689
1.040
0.934
0.273
0.863
0.876
0.516
1.232
1.298
2.089
1.769
0.463
1.723
1.712
0.897
0.000
0.480
1.080
0.460
2.466
2.033
2.079
1.023
0.944
1.207
0.200
0.470
0.000
0.460
1.080
1.400
1.565
0.450
1.237
1.298
0.463
1.504
0.000
0.480
1.080
0.460
1.675
0.752
1.866
0.015
0.013
0.015
0.013
0.013
0.016
0.015
0.014
0.022
0.017
0.022
0.018
0.017
0.023
0.022
0.020
T
RB
SB
1.0
2.3
2.1
Q
34
30
F747
T
T
→
Q
Drivability
Name cells
Name cells
Name cells
Name cells
Name cells
QB
→
QB
Low Power
L747
7
F747
9
F747NQ
8
x1
x2
x4
(LL)
RB
RB
SB
SB
→
→
→
→
Q
QB
Q
(LL)
RB
SB
RB
SB
T
0.217
0.170
0.410
0.690
0.400
0.780
0.720
0.770
QB
Logic Diagram for "Normal"
Truth Table for "Normal"
Release time
Release time
Removal time
Removal time
Min Pulse
SB
T
RB
SB
Q
QB
H03
1
1
0
1
0
1
1
1
0
0
Invert
Hold
Min Pulse
Min Pulse
RB
SB
N01
Q
X
X
X
0
1
0
1
0
0
(HH) 0.339
(HL) 0.334
0.298
(LH) 0.117
0.546
0.515
0.630
0.126
0.022
0.030
0.030
0.014
0.030
0.041
0.042
0.029
0.044
0.063
0.065
0.042
T
RB
SB
1.0
2.1
2.3
Q
11
L747
T
→
Q
(LL)
RB
SB
→
→
Q
Q
←
Prohibition
T
H01
N02 QB
Release time
Release time
Removal time
Removal time
Min Pulse
RB
0.410
0.170
0.400
0.690
0.517
0.611
0.234
X:Irrelevant
SB
RB
SB
T
RB
SB
H02
RB
Logic Diagram for "Q output"
Min Pulse
Min Pulse
Truth Table for "Q output"
(HH) 0.412
(HL) 0.424
0.176
(LH) 0.375
0.653
0.689
0.273
0.769
0.011
0.010
0.010
0.011
0.015
0.013
0.013
0.015
0.022
0.017
0.017
0.022
T
RB
SB
1.0
2.3
2.1
Q
34
F747NQ
T
→
Q
SB
T
RB
SB
Q
H03
(LL)
RB
SB
→
→
Q
Q
1
1
0
1
0
1
1
1
0
0
Invert
Hold
N01
Q
Release time
Release time
Removal time
Removal time
Min Pulse
RB
0.170
0.410
0.690
0.400
0.595
0.351
0.688
X
X
X
0
1
0
SB
RB
SB
T
RB
SB
←
Prohibition
T
H01
Min Pulse
Min Pulse
X:Irrelevant
H02
RB
Logic Diagram for "QB output"
Truth Table for "QB output"
Block Library A13872EJ5V0BL
2 - 328
Block Library A13872EJ5V0BL
2 - 329