MAX113 datasheet(5/12 Pages) MAXIM

5 / 12 page

+3V, 400ksps, 4/8-Channel,

8-Bit ADCs with 1µA Power-Down

_______________________________________________________________________________________

1.6

0.4

-60

140

CONVERSION TIME

vs. AMBIENT TEMPERATURE

0.6

1.4

TEMPERATURE (°C)

1.0

0.8

-20

100

1.2

VDD = 3.3V

VDD = 3.6V

VDD = 3.0V

8.0

4.0

10k

100k

EFFECTIVE BITS vs.

INPUT FREQUENCY (WR-RD MODE)

INPUT FREQUENCY (Hz)

7.5

7.0

6.5

6.0

5.5

5.0

4.5

fSAMPLE = 400kHz

VIN = 2.98Vp-p

-100

200

SIGNAL-TO-NOISE RATIO

FREQUENCY (kHz)

120

-80

160

-40

-20

-60

fIN = 30.27kHz

VIN = 2.88Vp-p

fSAMPLE = 400ksps

SNR = 48.8dB

1400

800

2.8

4.0

CONVERSION TIME

vs. SUPPLY VOLTAGE

900

1300

SUPPLY VOLTAGE (V)

3.6

1100

1000

3.0

3.4

3.8

1200

3.2

AVERAGE POWER CONSUMPTION

vs. SAMPLING RATE USING PWRDN

SAMPLING RATE (ksps)

1000

100

120

160

240

320

TOTAL UNADJUSTED ERROR

vs. POWER-UP TIME

tUP (ns)

200

280

VDD = 3.0V

VDD = 3.6V

__________________________________________Typical Operating Characteristics

(VDD = +3V, TA = +25°C, unless otherwise noted.)

VDD = 5.25V

-60

140

SUPPLY CURRENT vs. TEMPERATURE

(EXCLUDING REFERENCE CURRENT)

TEMPERATURE (°C)

100

-20

VDD = 3.3V

VDD = 3.0V

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