Rainbow-electronics ADC1241 Bedienungsanleitung PDF herunterladen (Seite 2)

Absolute Maximum Ratings (Notes1&2)

If Military/Aerospace specified devices are required,

please contact the National Semiconductor Sales

Office/Distributors for availability and specifications.

Supply Voltage (V

) 6.5V

Negative Supply Voltage (V

)

6.5V

Voltage at Logic Control Inputs

0.3V to (V

0.3V)

Voltage at Analog Input (V

)(V

0.3V) to (V

0.3V)

-DV

(Note 7) 0.3V

Input Current at any Pin (Note 3)

5mA

Package Input Current (Note 3)

20 mA

Power Dissipation at 25

C (Note 4) 875 mW

Storage Temperature Range

Cto

150

ESD Susceptability (Note 5) 2000V

Soldering Information

J Package (10 sec) 300

Operating Ratings (Notes1&2)

Temperature Range T

MIN

MAX

ADC1241BIJ, ADC1241CIJ

ADC1241CMJ, ADC1241CMJ/883

125

and AV

Voltage

(Notes6&7) 4.5V to 5.5V

Negative Supply Voltage (V

)

4.5V to

5.5V

Reference Voltage

REF

, Notes6&7) 3.5V to AV

50 mV

Converter Electrical Characteristics

The following specifications apply for V

5.0V, V

REF

5.0V, and f

CLK

2.0 MHz

unless otherwise specified. Boldface limits apply for T

MIN

to T

MAX

; all other limits T

C. (Notes 6, 7

and 8)

Symbol Parameter Conditions

Typical Limit Units

(Note 9) (Notes 10, 18) (Limit)

STATIC CHARACTERISTICS

Positive Integral ADC1241BIJ After Auto-Cal

(/2 LSB(max)

Linearity Error

ADC1241CMJ, CIJ

(Notes 11 & 12)

1 LSB max

Negative Integral ADC1241BIJ After Auto-Cal

1 LSB(max)

Linearity Error

ADC1241CMJ, CIJ

(Notes 11 & 12)

1 LSB(max)

Differential Linearity After Auto-Cal (Notes 11 & 12)

12 Bits(min)

Zero Error After Auto-Zero or Auto-Cal

1 LSB(max)

(Notes 12 & 13)

Positive Full-Scale Error After Auto-Cal (Note 12)

(/2

1 LSB(max)

Negative Full-Scale Error After Auto-Cal (Note 12)

2 LSB(max)

REF

Input Capacitance 80 pF

Analog Input Capacitance 65 pF

Analog Input Voltage V

0.05 V(min)

0.05 V(max)

Power Supply Zero Error (Note 14) AV

5%,

(/8 LSB

Sensitivity

Full-Scale Error

REF

4.75V, V

(/8 LSB

Linearity Error

(/8 LSB

DYNAMIC CHARACTERISTICS

S/(N

D) Unipolar Signal-to-Noise

Distortion f

1 kHz, V

4.85 V

p-p

72 dB

Ratio (Note 17)

10 kHz, V

4.85 V

p-p

72 dB

S/(N

D) Bipolar Signal-to-Noise

Distortion f

1 kHz, V

4.85 V

p-p

76 dB

Ratio (Note 17)

10 kHz, V

4.85 V

p-p

76 dB

Unipolar Full Power Bandwidth (Note 17) V

0V to 4.85V 32 kHz

Bipolar Full Power Bandwidth (Note 17) V

4.85 V

p-p

25 kHz

Aperture Time 100 ns

Aperture Jitter 100 ps

rms

1 2 3 4 5 6 7 ... 13 14

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