HI-8050(2001) 查看數據表（PDF） - Holt Integrated Circuits

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HI-8050
(Rev.:2001)

CMOS HIGH VOLTAGE DISPLAY DRIVER

Holt Integrated Circuits 

HI-8050/51, HI-8150/51

LD

CL

CS

DIN

CS CL LD

DIN

DO

R

CS CL LD

DIN

DO

BPIN BPOUT

C BPOSC

BPIN BPOUT

BPOSC

CS CL LD

DIN

DO

BPIN BPOUT

BPOSC

SEGMENTS

SEGMENTS

BACK

PLANE

SEGMENTS

Figure 3. RC OSCILLATOR AND CASCADED

DEVICES

DIN Þ

CL Þ

CS Þ

DATA IN

38 Stage

Shift Register

CLK

Þ DOUT

Figure 5. HI-8010/HI-8110 CL & CS LOGIC

(8020OPT = OPEN or HIGH)

BPOUT

1MΩ

1µF

1MΩ

1µF

1MΩ

360p

1µF

1MΩ

1µF

Figure 4. OFFSET MEASUREMENT

DIN Þ

CL Þ

CS Þ

DATA IN

38 Stage

Shift Register

CLK

Þ DOUT

Figure 6. HI-8020/HI-8120 CL & CS LOGIC

(8020OPT = LOW)

CL

INPUT

DIN

INPUT

CS

INPUT

LD

INPUT

tCW

tDS

tDH

tCSS

tCSH

DOUT

OUTPUT (8020OPT float or high)

tCDO

DOUT

OUTPUT (8020OPT low)

tCL

tCDO

VALID

tCSL

tLCS

tLS

tLW

VALID

Figure 7. TIMING DIAGRAM

VALID

HOLT INTEGRATED CIRCUITS

4

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