ADC10831 datasheet(4/30 Pages) NSC

4 / 30 page

Electrical Characteristics (Continued)

The following specifications apply for Va e AVa e DVa ea50 VDC VREFa ea4096 VDC VREFb e VINb e GND

Vb eb50 VDC and fCLK e 25 MHz unless otherwise specified Boldface limits apply for TA e TJ e TMIN to TMAX

all other limits TA e TJ ea25 C (Notes 8 9 and 10) (Continued)

Symbol

Parameter

Conditions

Typical

Limits

Units

(Note 11)

(Note 12)

(Limits)

DYNAMIC CONVERTER CHARACTERISTICS

S(NaD)

Signal-to-Noise Plus Distortion Ratio

VIN e 80 VPP

Sampling Rate e 74 kHz

and fIN e 1 kHz to 15 kHz

ENOB

Effective Number of Bits

VIN e 80 VPP

Sampling Rate e 74 kHz

108

Bits

and fIN e 1 kHz to 15 kHz

THD

Total Harmonic Distortion

VIN e 80 VPP

Sampling Rate e 74 kHz

and fIN e 1 kHz to 15 kHz

IMD

Intermodulation Distortion

VIN e 80 VPP

Sampling Rate e 74 kHz

and fIN e 1 kHz to 15 kHz

Full-Power Bandwidth

VIN e 80 VPP where

S(N a D) Decreases 3 dB

380

kHz

Sampling Rate e 74 kHz

Multiplexer Channel to Channel Crosstalk

fIN e 15 kHz

Sampling Rate e 74 kHz

REFERENCE INPUT AND MULTIPLEXER CHARACTERISTICS

Reference Input Resistance

kX(min)

kX(max)

CREF

Reference Input Capacitance

MUX Input Voltage

Vb b50 mV

(min)

AVa a50 mV

(max)

CIM

MUX Input Capacitance

Off Channel Leakage Current (Note 15)

On Channel ea5V and

A(max)

Off Channel eb5V

On Channel eb5V and

A(max)

Off Channel ea5V

On Channel Leakage Current (Note 15)

On Channel ea5V and

A(max)

Off Channel ea5V

On Channel eb5V and

A(max)

Off Channel ea5V

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