iC-LFS

32x1 LINEAR IMAGE SENSOR

Rev A2, Page 1/10

FEATURES

•

32 active photo pixels of 56 µm at a pitch of 63.5 µm (400 DPI)

•

Integrating L-V conversion followed by a sample & hold circuit

•

High sensitivity and uniformity over wavelength

•

High clock rates of up to 5 MHz

•

Only 32 clocks required for readout

•

Shutter function enables flexible integration times

•

Glitch-free analogue output

•

Push-pull output amplifier

•

5 V single supply operation

APPLICATIONS

•

Optical line sensors

•

CCD substitute

PACKAGES

cDFN10 4 mm x 4 mm

BLOCK DIAGRAM

DIS

Q

D

C

Bit 3

Q

NR

D

NQ

NR

Q

C

VHE

ONE

NQ

NS

NQ

Control

Bit 1

C

MULTIPLEXER

CONTROL AND SHIFT REGISTER

D

PIXEL

PIXOI

Pixel 1

NRCI

SNH32

Bit 31

RPIX(1:32)

SNH

ACTIVE PIXELS

OUTPUT

C

Sample and Hold

NQ

D

Bit 2

Q

NS

Q

BIAS

Pixel 2

NR

AMPLIFIER

Pixel 32

Bit 32

NQ

D

PIXEI

REF

C

VHO

AGND

AO

CLK

GND

RSET

SI

VCC

VDD

iC−LFS

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