Chapter 3 Scan Path Block
Scan D-F/F with Hold, 2 to 1 Selector
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
SCK
OUT
MIN.
TYP. MAX.
MIN.
0.011
0.010
0.011
0.010
TYP. MAX. Symbol Fanin Symbol Fanout
Normal
Name cells Name cells
QB output
Name cells Name cells
(HH) 0.390
(HL) 0.438
(HH) 0.531
(HL) 0.516
0.598
0.709
0.877
0.815
1.074
1.306
1.664
1.489
2.180
2.330
1.790
2.170
0.000
0.000
0.000
0.000
2.033
0.015
0.013
0.015
0.013
0.022
0.018
0.021
0.017
SIN
SCK
SMC
SDH
D
1.0
1.0
1.0
1.0
1.0
Q
35
35
S052
→
Q
Drivability
Name cells
Name cells
QB
SCK
→
QB
x1
x2
x4
x8
S052
14
Set up time
Set up time
Set up time
Set up time
Hold time
Hold time
Hold time
Hold time
Min Pulse
SIN
0.880
0.880
0.730
0.870
0.070
0.040
0.180
0.070
0.702
SMC
SDH
D
SIN
SMC
SDH
D
Logic Diagram for "Normal"
Truth Table for "Normal"
SIN
SCK
SMC
SDH
D
Q
QB
SIN H01
SCK H02
SMC H03
SDH H04
N01
Q
SCK
X
A
X
X
X
0
1
X
1
0
0
X
X
X
B
X
Hold
Hold
A
B
AB
BB
D
H05
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 - 12
Block Library A13872EJ5V0BL
3 - 13
ETC [ ETC ]
