HV3137X データシートの表示（PDF） - Supertex Inc
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HV3137X Datasheet PDF : 5 Pages
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Functional Block Diagram
Output Enable
LE
Data Input
Clock
DIR
64 bit
Static Shift
Register
64 Latches
HV3137
HVOUT1
HVOUT2
•
•
•
60 Additional
Outputs
•
•
•
HVOUT63
HVOUT64
Data Out
Function Table
Function
Data CLK
LE
Inputs
OE
DIR
All off
X
X
X
L
X
Load S/R
H or L
↓
L
L
H
H or L
↓
L
L
L
Load Latch
X
X
H
L
X
Output Enable
X
H or L
H
H
X
Transparent Latch
H
↓
H
H
X
Mode
L
↓
H
H
X
Notes:
X = Don’t care
* = Dependent on previous stage’s state before the last CLK : High to low transition.
↓ = High to low transition
H = High level
L = Low level
Shift Reg
1 2 … 64
*…*
H or L…Qn → Qn+1
H or L…Qn → Qn-1
H or L…*
H or L…*
H…*
L …*
Outputs
Latch
HVOUT
DOUT
1 2 … 64 1 2 … 64
*…* OFF…OFF
*
*…* OFF…OFF
*
*…* OFF…OFF
*
H or L…* OFF…OFF
*
H or L…* ON or OFF…* *
H…*
ON …*
*
L…*
OFF…*
*
4
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