Rainbow-electronics MAX1402 Manual de usuario descargar pdf (Pagina 4)

MAX1402

+5V, 18-Bit, Low-Power, Multichannel,

Oversampling (Sigma-Delta) ADC

4 _______________________________________________________________________________________

CONDITIONS

Hz(Table 15)f

AIN and REFIN Input Sampling

Frequency

UNITSMIN TYP MAXSYMBOLPARAMETER

0.8

All inputs except

CLKIN

0.4

µA-10 +10I

Input Current

200

CLKIN only

All inputs except

CLKIN

200

HYS

Input Hysteresis

Output Low Voltage (Note 14)

pF9

DOUT

and INT

Floating-State Output

Capacitance

µA-10 10I

Floating-State Leakage Current

0.4

Input Low Voltage

±5% for specified performance; functional

with lower V

REF

V2.50

REFIN+ - REFIN- Voltage

(Note 13)

= 5V

= 3.3V

= 5V

= 3.3V

= 5V

= 3.3V

= 5V

= 3.3V

3.5

All inputs except

CLKIN

CLKIN only

2.4

Input High Voltage

= 5V

= 3.3V

µA0.1I

Current

%±10Initial Tolerance

%/°C±0.05Drift

= 5V, I

SINK

= 800µA

= 3.3V, I

SINK

= 100µA

= 5V, I

SINK

= 10µA

= 3.3V, I

SINK

= 10µA

CLKOUT 0.4

= 5V, I

SOURCE

= 200µA

= 3.3V, I

SOURCE

= 100µA

Output High Voltage (Note 14)

DOUT

and INT

- 0.3

µA200I

EXC

Current

%15Initial Tolerance

ppm/°C100Drift

OUT1 to OUT2 %±1Match

ppm/°C5Drift Match

AGND

V+ -1.0Compliance Voltage Range

ELECTRICAL CHARACTERISTICS (continued)

(V+ = +5V ±5%, V

= +2.7V to +5.25V, V

REFIN+

= +2.50V, REFIN- = AGND, f

CLKIN

= 2.4576MHz, T

= T

MIN

to T

MAX

, unless other-

wise noted. Typical values are at T

= +25°C.)

= 5V, I

SOURCE

= 10µA

= 3.3V, I

SOURCE

= 10µA

CLKOUT

- 0.3

TRANSDUCER BURN-OUT (Note 15)

LOGIC OUTPUTS

LOGIC INPUTS

TRANSDUCER EXCITATION CURRENTS

1 2 3 4 5 6 7 8 9 ... 39 40

Comentarios a estos manuales

Sin comentarios

Rainbow-electronics MAX1402 Manual de usuario Pagina 4

Comentarios a estos manuales

Relacionado con productos y manuales para Sensores Rainbow-electronics MAX1402