Chapter 2 Function Block
Chapter 2 Function Block
Switching speed
D-Latch (GB)
Function
Block
type
Input
Output
Path
→
t LD0 (ns)
t 1
Standard type
Low Gate type
Block type
IN
OUT
MIN.
(HH) 0.417
(LL) 0.421
(HL) 0.324
(LH) 0.295
(LH) 0.430
TYP. MAX.
MIN.
0.011
0.010
0.010
0.011
0.011
0.010
0.011
0.010
TYP. MAX. Symbol Fanin Symbol Fanout
Normal
Q output
QB output
Normal
Q output
QB output
0.674
0.711
0.508
0.495
0.717
0.788
0.573
0.551
1.276
1.360
0.929
0.948
1.378
1.506
1.094
1.028
0.960
0.000
1.802
0.699
0.820
0.805
0.949
0.940
0.000
1.247
0.765
0.901
0.889
1.041
1.000
0.000
1.345
0.984
0.990
1.143
1.088
0.910
0.010
1.440
0.015
0.013
0.013
0.015
0.015
0.013
0.015
0.013
0.021
0.017
0.017
0.021
0.021
0.017
0.021
0.017
D
GB
1.0
1.0
Q
35
35
F604
D
D
→
→
→
→
Q
Drivability
Name cells
Name cells
Name cells
Name cells
Name cells
Name cells
QB
QB
Q
Low Power
L604
4
F604
6
F604NQ
5
F604NB
5
x1
x2
x4
GB
GB
(LL)
0.467
(LH) 0.342
QB
(LL)
0.337
0.610
0.280
0.644
Logic Diagram for "Normal"
Truth Table for "Normal"
Set up time
Hold time
Min Pulse
D
D
GB
D
GB
Q
QB
D
H01
N01
Q
(HH) 0.253
(LL) 0.262
(LH) 0.264
0.385
0.433
0.427
0.497
0.022
0.021
0.022
0.021
0.030
0.027
0.030
0.027
0.043
0.038
0.043
0.037
D
GB
1.0
1.0
Q
Q
16
31
32
L604
D
→
Q
1
0
X
0
0
1
1
0
0
1
GB
→
Q
(LL)
0.296
0.630
0.270
0.475
Latch
Set up time
Hold time
Min Pulse
D
D
GB
GB H02
N02 QB
X:Irrelevant
(HH) 0.271
(LL) 0.280
(LH) 0.288
0.416
0.469
0.470
0.542
0.012
0.011
0.012
0.011
0.016
0.014
0.016
0.014
0.023
0.019
0.023
0.019
D
GB
1.0
1.0
F604NQ
F604NB
D
→
Q
GB
→
Q
(LL)
0.322
0.640
0.260
0.508
Set up time
Hold time
Min Pulse
D
D
GB
Logic Diagram for "Q output"
Truth Table for "Q output"
(HL) 0.337
(LH) 0.306
(LH) 0.356
0.534
0.517
0.598
0.579
0.010
0.012
0.012
0.010
0.013
0.016
0.016
0.013
0.017
0.022
0.022
0.017
D
GB
1.0
1.0
QB
D
→
QB
D
GB
Q
D
H01
N01
Q
GB
→
QB
(LL)
0.354
0.590
0.290
0.534
1
0
X
0
0
1
1
0
Set up time
Hold time
Min Pulse
D
D
GB
Latch
GB H02
X:Irrelevant
Logic Diagram for "QB output"
Truth Table for "QB output"
D
GB
QB
D
H01
1
0
X
0
0
1
0
1
Latch
GB H02
N01 QB
X:Irrelevant
Block Library A13872EJ5V0BL
2 - 252
Block Library A13872EJ5V0BL
2 - 253
ETC [ ETC ]
