5

HV3418

Supertex inc.

1235 Bordeaux Drive, Sunnyvale, CA 94089

Tel: 408-222-8888

www.supertex.com

Function Table

Function

Inputs

Outputs

Data

CLK

LE

BL

POL

DIR

Shift Reg

HV Outputs

Data Out

*

1

2...64

1

2...64

All on

X

X

X

L

L

X

*

*...*

H

H...H

*

All off

X

X

X

L

H

X

*

*...*

L

L...L

*

Invert mode

X

X

L

H

L

X

*

*...*

*

*...*

*

Load S/R

H or L

↑

L

H

H

X

H or L

*...*

*

*...*

*

Load/store

data in latches

X

X

↓

H

H

X

*

*...*

*

*...*

*

X

X

↓

H

L

X

*

*...*

*

*...*

*

Transparent

latch mode

L

↑

H

H

H

X

L

*...*

L

*...*

*

H

↑

H

H

H

X

H

*...*

H

*...*

*

I/O relation

D

↑

X

X

X

L

Q

Q

N+1

-

D

D

↑

X

X

X

H

Q

Q

N+1

-

D

Notes:

H = high level, L = low level = 0V, X = irrelevant, ↑ = low-to-high transition, ↓ = high-to-low transition.

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