Rainbow-electronics MAX152 Manual de usuario descargar pdf (Pagina 5)

MAX152

+3V, 8-Bit ADC with 1µA Power-Down

_________________________________________________________________________________________________

1.6

0.4

-60 140

CONVERSION TIME

vs. AMBIENT TEMPERATURE

0.6

1.4

TEMPERATURE (°C)

CRD

(NORMALIZED TO VALUE AT +25°C)

1.0

0.8

-20 20 100

1.2

= 3.3V

= 3.6V

= 3.0V

1400

800

2.8 4.0

CONVERSION TIME

vs. SUPPLY VOLTAGE

900

1300

SUPPLY VOLTAGE (V)

CRD

(ns)

3.6

1100

1000

3.0 3.4 3.8

1200

3.2

8.0

4.0

1k 10k 100k

EFFECTIVE BITS vs. 

INPUT FREQUENCY, WR-RD MODE

INPUT FREQUENCY (Hz)

EFFECTIVE BITS

7.5

7.0

6.5

6.0

5.5

5.0

4.5

= 3.0V

SAMPLE

= 400kHz

= 2.98Vp-p

= T

MIN

to T

MAX

-120

0 200



SIGNAL-TO-NOISE RATIO

FREQUENCY (kHz)

RATIO (dB)

120

-80

40 80 160

-40

-20

-100

-60

= 30.27 kHz

SAMPLE

= 400ksps

SNR = 48.2dB

2.8 3.0 3.4 3.8

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

SUPPLY CURRENT (mA)

3.2 3.6

MILITARY

= 0V

COMMERCIAL

+25°C

EXTENDED

120 160 240 32

ERROR

vs. POWER-UP TIME

MAX186

(ns)

ERROR (LSBs)

200 280

= 3.0V

= 3.6V

__________________________________________Typical Operating Characteristics

=+25°C, unless otherwise noted).

0.7

2.8 3.8

NORMALIZED TIMING

vs. SUPPLY VOLTAGE

0.8

1.1

SUPPLY VOLTAGE (V)

TIMING (NORMALIZED TO V

= 3.0V)

3.4

1.0

0.9

3.0 3.2 3.6 4.0

10,000

1 100k

AVERAGE POWER CONSUMPTION

vs. CONVERSION RATE USING PWRDN

1000

CONVERSIONS/SEC

SUPPLY CURRENT (µA)

100

10 100 10k 1M

= 3.0V

1 2 3 4 5 6 7 8 9 10 11 12

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Rainbow-electronics MAX152 Manual de usuario Pagina 5

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