UPD3734A Ver la hoja de datos (PDF) - NEC => Renesas Technology

Número de pieza

componentes Descripción

Fabricante

UPD3734A

2660 PIXELS CCD LINEAR IMAGE SENSOR

NEC => Renesas Technology 

µPD3734A

6. Output impedance: Zo

Output pin impedance viewed from outside.

7. Response: R

Output voltage divided by exposure (lx·s).

Note that the response varies with a light source.

8. Image Lag: IL

The rate between the last output voltage and the next one after read out the data of a line.

φ TG

Light

ON

OFF

VOUT

V1

IL (%) = V1 × 100

VOUT

VOUT

9. Register Imbalance: RI

The rate of the difference between the average of the output voltage of Odd and Even pixels, against the

average output voltage of all the valid pixels.

2

n

RI (%) =

n

2

∑ (V2j−1 − V2j )

j=1

1

n

∑

Vj

n j=1

× 100

n : Number of valid pixels

Vj : Output voltage of each pixel

10. Bit Noise: BN

Output signal distribution of a photocell by scan.

11

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