Chapter 3 Scan Path Block
NEC Scan D-Latch(GB)
Chapter 3 Scan Path Block
Switching speed
Function
Block
type
Input
Output
Path
→
t LD0 (ns)
t 1
Standard type
Q output
Block type
IN
OUT
MIN.
(HH) 0.587
(LL) 0.576
(HL) 0.459
(LH) 0.421
(LH) 0.497
TYP. MAX.
MIN.
0.011
0.010
0.011
0.011
0.011
0.010
0.011
0.011
TYP. MAX. Symbol Fanin Symbol Fanout
Normal
Name cells Name cells
QB output
Name cells Name cells
0.968
0.965
0.745
0.708
0.838
0.811
0.556
0.619
1.865
1.867
1.404
1.376
1.623
1.561
1.071
1.183
1.780
0.000
2.122
0.015
0.013
0.014
0.015
0.015
0.013
0.015
0.014
0.021
0.017
0.020
0.022
0.021
0.017
0.022
0.020
D
GB
1.0
2.0
Q
34
33
SE604
D
D
→
→
→
→
Q
Drivability
Name cells
Name cells
QB
QB
Q
x1
x2
x4
x8
SE604
13
GB
GB
(LL)
0.496
(LH) 0.342
QB
(LL)
0.371
0.870
0.000
0.902
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
1
0
X
0
0
1
1
0
0
1
Latch
GB H02
N02 QB
X:Irrelevant
Logic Diagram for "Q output"
Truth Table for "Q output"
Logic Diagram for "QB output"
Truth Table for "QB output"
Block Library A13872EJ5V0BL
3 - 44
Block Library A13872EJ5V0BL
3 - 45
ETC [ ETC ]
