HT16512 datasheet(2/12 Pages) HOLTEK

Part #	HT16512

Description	1/4 to 1/11 Duty VFD Controller

PDF	12 Pages

Scroll/Zoom	100%

Manufacturer	HOLTEK [Holtek Semiconductor Inc]

Direct Link	http://www.holtek.com

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2 / 12 page

Block Diagram

Pin Assignment

HT16512

December 24, 1999

S6 ~ S 1 0

S e r i a l I/ F

C o m m and D e c oder

D i sp l a y R A M

16- B i t ´ 11 W o r d s

Tim in g G e n e r a t o r

Ke y S c a n

4- B i t

Lat c h

K e y D a ta R A M ( 4 ´ 6)

OS C

4 - B i t L a tc h

S0 / K 0 ~

S5 / K 5

SW 0 ~ SW 3

LE D 0 ~ L E D 3

CL K

OS C

16- B i t

O u t put L a t c h

S egm en t

Dr i v e r

K0 ~ K 3

11- B i t

S h i ft R e g i s t e r

M u l t ip le x e d

Dr i v e r

Gr i d

Dr i v e r

D i m m i ng C i r c ui t

Da t a

Se l e c t o r

S 11/ G 10~

S 15/ G 6

G0 ~ G 5

VD D

VS S

VE E

06 $ #

" " 3 . 2

12 13 14 15 16 17 18 19 20 21 22

SW 0

SW 1

SW 2

SW 3

CL K

VS S

S1 0

S 11/ G 1 0

S 12/ G 9

S 13/ G 8

S 14/ G 7

S 15/ G 6

VE E

HT16512 Datasheet(PDF) 2 Page - Holtek Semiconductor Inc

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