400ksps, +5V, 8-/4-Channel, 12-Bit ADCs

with +2.5V Reference and Parallel Interface

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7

2.48

2.49

2.51

2.50

2.52

2.53

INTERNAL REFERENCE VOLTAGE

vs. SUPPLY VOLTAGE

4.50

5.00

4.75

5.25

5.50

2.48

2.49

2.51

2.50

2.52

2.53

-40

10

-15

35

60

85

INTERNAL REFERENCE VOLTAGE

vs. TEMPERATURE

TEMPERATURE (°C)

-1.0

0

-0.5

0.5

1.0

OFFSET ERROR vs. SUPPLY VOLTAGE

4.50

5.00

4.75

5.25

5.50

-2

-1

0

1

2

OFFSET ERROR vs. TEMPERATURE

TEMPERATURE (°C)

-40

35

60

-15

10

85

-2

0

-1

1

2

GAIN ERROR vs. SUPPLY VOLTAGE

4.50

5.00

4.75

5.25

5.50

0

0.5

1.0

1.5

2.0

GAIN ERROR vs. TEMPERATURE

TEMPERATURE (°C)

-40

35

60

-15

10

85

50

150

100

200

250

LOGIC SUPPLY CURRENT

vs. SUPPLY VOLTAGE

4.50

5.00

4.75

5.25

5.50

Typical Operating Characteristics (continued)

0

50

150

100

200

250

-40

10

-15

35

60

85

LOGIC SUPPLY CURRENT

vs. TEMPERATURE

TEMPERATURE (

°C)

-140

-120

-100

-80

-60

-40

-20

0

20

0

400

200

600

800

1000

1200

FFT PLOT

FREQUENCY (kHz)