Low-Cost, 2-Channel, ±14-Bit Serial ADCs

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3

ELECTRICAL CHARACTERISTICS—MAX110 (continued)

V

V

4.75

5.25

Positive Supply Voltage

0.8

V

-4.75

-5.25

Negative Supply Voltage

µA

Input Low Voltage

550

950

780

Positive Supply Current

320

650

Performance guaranteed by supply rejection test

Performance guaranteed by supply rejection test

pF

10

0.4

Output High Voltage

Input Capacitance

continuous-conversion mode

µA

µA

Negative Supply Current

±1

20.48

410

Input Leakage Current

XCLK unloaded,

continuous-conversion mode, RC

oscillator operational (Note 9)

continuous-conversion mode

(Note 3)

µA

±10

Leakage Current

pF

10

Output Capacitance

µA

0.05

2

Digital inputs at 0V or 5V

Power-Down Current

(Note 3)

10,240 clock-cycles/conversion

CONDITIONS

UNITS

MIN

TYP

MAX

SYMBOL

PARAMETER

ms

204.80

Synchronous Conversion

Time (Note 7)

102,400 clock-cycles/conversion

MHz

0.25

1.25

Oversampling Clock

Frequency

(Note 8)

V

2.4

Input High Voltage

V

0

3.0

Differential Reference

Input Voltage Range

pF

10

Reference Input

Capacitance

(Note 3)

V

0.4

Output Low Voltage

V

nA

500

Reference Input Current

V

2.25

2.25

Absolute Reference Input

Voltage Range

CONVERSION TIME

POWER REQUIREMENTS (all digital inputs at 0V or 5V)

REFERENCE INPUTS

DIGITAL INPUTS (CS, SCLK, DIN, and XCLK when RCSEL = 0V)