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Max3806 receiver for optical distance measurement, Typical operating characteristics (continued) – Rainbow Electronics MAX3806 User Manual

Page 5

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MAX3806

Receiver for Optical Distance Measurement

_______________________________________________________________________________________

5

M

AX3806 toc13

INPUT-REFERRED NOISE

vs. INPUT CAPACITANCE

INPUT CAPACITANCE (pF)

INPUT-REFERRED NOISE (nA

RMS

)

13

11

9

7

5

15

T

A

= +105NC

T

A

= -40NC

T

A

= +25NC

V

CC

= +5V

GAIN = 0
BW = 100MHz

18

19

21

20

22

23

24

25

26

M

AX3806 toc14

INPUT-REFERRED NOISE

vs. INPUT CAPACITANCE

INPUT CAPACITANCE (pF)

INPUT-REFERRED NOISE (nA

RMS

)

13

11

9

7

5

15

V

CC

= +5.5V

V

CC

= +4.5V

V

CC

= +5.0V

T

A

= +25NC

GAIN = 0
BW = 100MHz

18

19

21

20

22

23

24

25

26

OUTPUT-REFERRED NOISE

vs. INPUT CAPACITANCE

M

AX3806 toc15

INPUT CAPACITANCE (pF)

OUTPUT-REFERRED NOISE (

µV

RMS

)

13

11

9

7

500

550

600

650

700

450

5

15

T

A

= +25NC

GAIN = 0
BW = 100MHz

V

CC

= +5.5V

V

CC

= +5.0V

V

CC

= +4.5V

TOTAL HARMONIC DISTORTION

vs. FREQUENCY

M

AX3806 toc16

FREQUENCY (MHz)

THD (dB)

10

1

-50

-40

-30

-20

-10

0

-60

0.1

100

V

OUT

= 0.5V

P

GAIN = 1

GAIN = 0

MAX3806 toc17

OUT

(200mV/div)

100ns/div

DISABLE SWITCH

(DC-BLOCK = 0.01µF, LOAD = 2kI)

DIS

(5V/div)

MAX3806 toc18

OUT

(200mV/div)

40

µs/div

GAIN SWITCH

(DC-BLOCK = 0.01µF, LOAD = 2kI)

GAIN

(5V/div)

MAX3806 toc19

OUT

(500mV/div)

40

µs/div

ATT SWITCH

(DC-BLOCK = 0.01µF, LOAD = 2kI)

ATT

(5V/div)

Typical Operating Characteristics (continued)

(Typical values are at V

CC

= +5V, T

A

= +25

°C, C

IN

= 5pF, ATT = 0, unless otherwise noted.)