HV514
Function Table
Inputs
Function
Data CLK
LE
SEL
BL
Load S/R H OR L -
-
-
-
Transfer S/R to
latch
X
X
H
H
-
Invert mode
X
X
H
L
-
Hold latch data X
X
L
-
-
Blank output
X
X
X
X
L
Active output
X
X
X
X
H
Notes:
H = high level, L = low level, X = irrelevant, ↑ = low-to-high transition
● = dependent on previous stage’s state before the last CLK or last LE high.
Shift
Reg
1 2...8
H or L ●...●
H or L ●...●
H or L ●...●
● ●...●
● ●...●
● ●...●
Outputs
Latch
HV Output
Action
1 2...8
● ●...●
● ●...●
To data
● ●...●
To
polarity
● ●...●
● ●...●
● ●...●
● ●...●
● ●...●
1 (XNOR)
POL
Data
(XNOR)
POL
Data
Out
●
●
●
●
●
●
Blanking Function Table
Latched
BL
Information
Data
POL
L
X
L
L
X
H
H
L
L
H
H
L
H
L
H
H
H
H
Note:
H = high level, L = low level
HV
Output
L
H
L
H
L
H
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