Rainbow-electronics MAX1303 Bedienungsanleitung PDF herunterladen (Seite 10)

MAX1302/MAX1303

8-/4-Channel, ±V

REF

Multirange Inputs,

Serial 16-Bit ADCs

10 ______________________________________________________________________________________

SNR, SINAD, ENOB

vs. SAMPLE RATE

MAX1302/03 toc21

SAMPLE RATE (ksps)

SNR, SINAD (dB)

ENOB (BITS)

100101

100

0.1 1000

IN(SINE WAVE)

= 5kHz

REF

BIPOLAR RANGE

ENOB

SNR, SINAD

-SFDR, THD

vs. SAMPLE RATE

MAX1302/03 toc22

SAMPLE RATE (ksps)

-SFDR, THD (dB)

100101

-100

-80

-60

-40

-20

-120

0.1 1000

IN(SINE WAVE)

= 5kHz

REF

BIPOLAR RANGE

THD

-SFDR

-120

1 100 1000

-SFDR, THD

vs. ANALOG INPUT FREQUENCY

-80

-60

-40

-100

-20

MAX1302/03 toc23

FREQUENCY (kHz)

-SFDR, THD (dB)

SAMPLE

= 115ksps

REF

BIPOLAR RANGE

THD

-SFDR

-1.5

-0.5

-1.0

0.5

1.0

1.5

ANALOG INPUT CURRENT

vs. ANALOG INPUT VOLTAGE

MAX1302/03 toc24

ANALOG INPUT VOLTAGE (V)

ANALOG INPUT CURRENT (mA)

-6 -2 0-4 2 4 6

SMALL-SIGNAL BANDWIDTH

MAX1302/03 toc25

FREQUENCY (kHz)

ATTENUATION (dB)

100010010

-25

-20

-15

-10

-5

-30

110,000

Typical Operating Characteristics (continued)

(AV

DD1

= AV

DD2

= DV

DDO

= 5V, AGND1 = DGND = DGNDO = AGND2 = AGND3 = 0, f

CLK

= 3.5MHz (50% duty cycle),

external clock mode, V

REF

= 4.096V (external reference operation), REFCAP = AV

DD1

, maximum single-ended bipolar input range

(±V

REF

), C

DOUT

= 50pF, C

SSTRB

= 50pF; unless otherwise noted.)

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 30 31

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