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LZ93BE0

Timing Pulse Generator LSI for CCD

Sharp Electronics 

U93BE0

WN

“~

SYMBOL

13

CH

14

SI

15

so

18

cl

17

co

18

FS

19 FCDS

20

Vcc

1/0 POtARiTY

PIN NAME

FUNCTION

An input pin to select the phase of FCDS (pin 19)

Icu

—

Phase control terminal pulse and FS (pin 18) pulse.

for FCDS and FS

L level : adjustable

H level or open : fixed

An input pin to control the phase of FS (pin 18).

Phase-adjust input

Ic

–

for FS

SO (pin 15) pulse put in this terminal after make it

delay with resistor and capacitor.

An output pin to control the phase of FS (pin 18).

o

nn

Phase-adjust output

for FS

The output pulse put in S1 (pin 14) after make it

delay with resistor and capacitor.

An input pin to control the phase of FCDS (pin 19).

Ic

—

Phase-adjust input

CD (pin 17) pulse put in this terminal after make it

for FCDS

delay with resistor and capacitor.

An output pin to control the phase of FCDS (pin 19).

o

nrl

Phase-adjust output

for FCDS

The output pulse put in Cl (pin 16) after make it

delay with resistor and capacitor.

A pulse to sample-hold the signal from CCD area

Sample-hold pulse

sensor. The phase of FS is fixed if CH (pin 13)

o

n

output

equals H level and it can be adjustable if CH (pin

13) equals L level.

A pulse to clamp the feed-through level form CCD

area sensor. The phase of FCDS is fixed if CH (pin

o

n

CDS pulse output

13) equals H level and it can be adjustable if CH

(pin 13) equals L level.

–

—

Power supply

Supply +5 V power.

Ic

: Input pin (CMOS level input)

Icu

: Input pin (CMOS level input with pull-up resistor)

Ics

: Input pin (CMOS scnmiti input )

O, 08M, 012M : Output pin

NOTE :

At the input pin, the rising edge of HDI (pin 6) is f 20 ns shorter than that of CKI (pin 9).

259

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