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Typical operating characteristics (continued) – Rainbow Electronics MAX1031 User Manual

Page 6

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2.4974

2.4970

2.4982

2.4978

2.4986

2.4990

2.7

3.0

3.3

3.6

INTERNAL REFERENCE VOLTAGE

vs. SUPPLY VOLTAGE

MAX1027/29/31 toc10

SUPPLY VOLTAGE (V)

INTERNAL REFERENCE VOLTAGE (V)

MAX1027/MAX1029/MAX1031

10-Bit 300ksps ADCs with FIFO,
Temp Sensor, Internal Reference

6

_______________________________________________________________________________________

SFDR vs. FREQUENCY

MAX1027/29/31 toc04

FREQUENCY (kHz)

SFDR AMPLITUDE (dB)

100

10

1

20

40

60

80

100

120

0

0.1

1000

SUPPLY CURRENT vs. SAMPLING RATE

MAX1027/29/31 toc05

SAMPLING RATE (ksps)

SUPPLY CURRENT (

µ

A)

100

10

300

400

500

600

700

200

1

1000

SUPPLY CURRENT vs. SUPPLY VOLTAGE

MAX1027/29/31 toc06

SUPPLY VOLTAGE (V)

SUPPLY CURRENT (

µ

A)

3.3

3.0

550

600

650

700

500

2.7

3.6

0

0.2

0.1

0.3

0.4

0.5

2.7

3.0

3.3

3.6

SHUTDOWN SUPPLY CURRENT

vs. SUPPLY VOLTAGE

MAX1027/29/31 toc07

SUPPLY VOLTAGE (V)

SHUTDOWN SUPPLY CURRENT (

µ

A)

625

620

615

610

605

-40

10

-15

35

60

85

SUPPLY CURRENT vs. TEMPERATURE

MAX1027/29/31 toc08

TEMPERATURE (

°C)

SUPPLY CURRENT (

µ

A)

f

S

= 300ksps

0

0.1

0.2

0.3

0.4

0.5

-40

10

-15

35

60

85

SHUTDOWN SUPPLY CURRENT

vs. TEMPERATURE

MAX1027/29/31 toc09

TEMPERATURE (

°C)

SHUTDOWN SUPPLY CURRENT (

µ

A)

Typical Operating Characteristics (continued)

(V

DD

= +3V, V

REF

= +2.5V, f

SCLK

= 4.8MHz, C

LOAD

= 30pF, T

A

= +25°C, unless otherwise noted.)