+2.7V, Low-Power, 8-Channel,

Serial 12-Bit ADCs

6

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2.00

0.50

2.25

2.75

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

1.75

1.25

1.50

1.00

0.75

SUPPLY VOLTAGE (V)

3.75

5.25

3.25

4.25

4.75

CODE = 101010100000

MAX147

MAX146

3.5

3.0

0

2.25

2.75

SHUTDOWN SUPPLY CURRENT

vs. SUPPLY VOLTAGE

2.5

2.0

1.5

1.0

0.5

3.75

5.25

3.25

4.25

4.75

FULL POWER-DOWN

2.5020

2.4990

2.25

2.75

MAX146

INTERNAL REFERENCE VOLTAGE

vs. SUPPLY VOLTAGE

2.5015

2.5005

2.5010

2.5000

2.4995

3.75

5.25

3.25

4.25

4.75

0.8

0.9

1.0

1.1

1.2

1.3

-60

-20

20

60

100

140

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (°C)

MAX147

MAX146

CODE = 101010100000

0

10

20

30

40

50

60

70

FFT PLOT

FREQUENCY (kHz)

-120

-100

-80

-60

-40

-20

0

20

0

0.4

0.8

1.2

1.6

2.0

-60

-20

20

60

100

140

SHUTDOWN CURRENT

vs. TEMPERATURE

TEMPERATURE (°C)

2.494

2.495

2.496

2.497

2.498

2.499

2.500

2.501

-60

-20

20

60

100

140

MAX146

INTERNAL REFERENCE VOLTAGE

vs. TEMPERATURE

TEMPERATURE (°C)

11.0

11.2

11.4

11.6

11.8

12.0

1

10

100

EFFECTIVE NUMBER OF BITS

vs. FREQUENCY

FREQUENCY (kHz)

____________________________Typical Operating Characteristics (continued)