HV5522X Ver la hoja de datos (PDF) - Supertex Inc

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componentes Descripción

Fabricante

HV5522X

300V 32-channel serial to parallel converter with open drain outputs

Supertex Inc 

Functional Block Diagram

Polarity

Blanking

Latch Enable

Data Input

Clock

Data Out

32-Bit

Shift

Register

Latch

Latch

Latch

Latch

HV5522/HV5530/HV5622/HV5630

HVOUT1

HVOUT2

(Outputs 3 to 30

not shown)

HVOUT31

HVOUT32

Function Table

Function

Data

CLK

Inputs

LE

BL

POL

All on

X

X

X

L

L

All off

X

X

X

L

H

Invert mode

X

X

L

H

L

Load S/R

Load

Latches

Transparent

Latch mode

H or L

↓

L

X

H or L

↑

X

H or L

↑

L

↓

H

H

↓

H

H

H

H

H

H

L

H

H

H

H

Notes:

H = high level, L = low level, X = irrelevant, ↓ = high-to-low transition, ↑ = low-to-high transistion.

* = dependent on previous stage’s state before the last CLK ↓ or last LE high.

Shift Reg

1 2…32

* *…*

* *…*

* *…*

H or L *…*

* *…*

* *…*

L *…*

H *…*

Outputs

HV Outputs

1 2…32

On On…On

Off Off…Off

*

*…*

*

*…*

*

*…*

*

*…*

Off *…*

On *…*

Data Out

*

*

*

*

*

*

*

*

*

4

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