Rainbow-electronics MAX1243 Bedienungsanleitung PDF herunterladen (Seite 5)

MAX1242/MAX1243

+2.7V to +5.25V, Low-Power, 10-Bit

Serial ADCs in SO-8

_______________________________________________________________________________________

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)

SUPPLY CURRENT (mA)

3.75 5.253.25 4.25 4.75

MAX1242/43-01

= ∞

CODE = 1010101000

MAX1243

MAX1242

LOAD

= 20pF

LOAD

= 50pF

LOAD

= 50pF

LOAD

= 20pF

4.0

3.5

2.25 2.75

SHUTDOWN SUPPLY CURRENT

vs. SUPPLY VOLTAGE

3.0

2.5

1.5

2.0

1.0

0.5

SUPPLY VOLTAGE (V)

SHUTDOWN SUPPLY CURRENT (µA)

3.75 5.253.25 4.25 4.75

MAX1242/43-02

MAX1242/MAX1243

2.5015

2.4985

2.25

INTERNAL REFERENCE VOLTAGE

vs. SUPPLY VOLTAGE

2.5000

2.5010

2.5005

2.4995

2.4990

SUPPLY VOLTAGE (V)

INTERNAL REFERENCE VOLTAGE (V)

3.752.75 3.25

MAX1242/43-03

MAX1242

0.8

0.9

1.0

1.1

1.2

1.3

-60 -20 20 60 100 140

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE

(°C)

SUPPLY CURRENT (mA)

MAX1242/43-04

MAX1243

MAX1242

LOAD

= ∞

CODE = 1010101000

0.10

0.05

0.20

0.15

0.25

0.30

2.25 3.25 3.752.75 4.25 4.75 5.25

INTEGRAL NONLINEARITY

vs. SUPPLY VOLTAGE

MAX1242/43-07

SUPPLY VOLTAGE (V)

INL (LSB)

MAX1242

MAX1243

1.00

1.50

1.25

1.75

2.25

2.00

2.75

2.50

3.00

-60 -20 20 60 100 140

SHUTDOWN CURRENT

vs. TEMPERATURE

TEMPERATURE

(°C)

SHUTDOWN CURRENT (µA)

MAX1242/43-05

2.494

2.495

2.496

2.497

2.498

2.499

2.500

2.501

-60 -20-40 200 6040 100 12080 140

INTERNAL REFERENCE VOLTAGE

vs. TEMPERATURE

TEMPERATURE

(°C)

INTERNAL REFERENCE VOLTAGE (V)

MAX1242/43-06

= 2.7V

= 5V

= 3.6V

MAX1242

0.15

0.10

0.05

0.20

0.25

0.30

-60 200-40 -20 40 60 80 100 120 140

INTEGRAL NONLINEARITY

vs. TEMPERATURE

MAX1242/43-08

TEMPERATURE (°C)

INL (LSB)

= 2.7V

MAX1242

MAX1243

0.15

INTEGRAL NONLINEARITY

vs. CODE

-0.15

-0.05

-0.10

0.10

0.05

MAX1242/43-09

INL (LSB)

CODE

256 512 768 10240

__________________________________________Typical Operating Characteristics

= +3.0V, V

REF

= 2.5V, f

SCLK

= 2.1MHz, C

LOAD

= 20pF, T

= +25°C, unless otherwise noted.)

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

MAX1242/MAX1243 1
Serial ADCs in SO-8 1

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