SM6311 查看數據表（PDF） - Samhop Mircroelectronics

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SM6311

VFD CONTROLLER / DRIVER

Samhop Mircroelectronics 

SAMHOP Microelectronics Corp.

VFD CONTROLLER / DRIVER

BLOCK DIAGRAM

SM6311

DIN

DOUT

CLK

STB

VDD

R

Serial

Data

I/F

OSC

K1

4

K4

S1 4

S4

4 bit

Latch

Decoder

Display Memory

20bits*16words

Dimming Ckt

Segment

20

12 Driver

20 bit 8

Latch

Data

Selector

Timing Gen

Key Memory

(12*4)

5 bit Latch

8

16 bit

Shift

Register 16

8

Seg/Grid

Driver

8

Grid

Driver

Power Ckt

LED1 ~ LED5

VDD GND VEE

(+5V) (0V) (-30V)

SG1

SG12

SG13/

Grid16

SG20/

Grid9

Grid1

Grid8

Page 2

V.1.2, MAY,2003

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