LTC6910 datasheet(3/16 Pages) AD

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LT1990-10

Rev 0

For more information www.analog.com

3V/5V ELECTRICAL CHARACTERISTICS

SYMBOL PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Gain

∆G

Gain Error

VOUT = 0.5V to (+VS) –0.75V

0.2

0.8

GNL

Gain Nonlinearity

VS = 5V, 0V; VOUT = 0.5V to 4.25V

0.01

VCM

Input Voltage Range

Guaranteed by CMRR

VS = 3V, 0V; VREF = 1.25V

VS = 5V, 0V; VREF = 1.25V

VS = 5V, 0V; VREF = 2.5V

-5

-38

CMRR

Common Mode Rejection Ratio

RTI (Referred to Input)

VS = 3V, 0V (Note 6)

VCM = –5V to 25V, VREF = 1.25V

VS = 5V, 0V

VCM = –5V to 80V, VREF = 1.25V

VS = 5V, 0V (Note 6)

VCM = –38V to 47V, VREF = 2.5V

VOS

Offset Voltage, RTI

0.8

Input Noise Voltage, RTI

fO = 0.1Hz to 10Hz

µVP-P

Noise Voltage Density, RTI

fO = 1kHz

µV/√Hz

RIN

Input Resistance

Differential

Common Mode

0.5

MΩ

PSRR

Power Supply Rejection Ratio, RTI

VS = 2.7V to 12.7V, VCM = VREF = 1.25V

Minimum Supply Voltage

Guaranteed by PSRR

2.4

2.7

Supply Current

(Note 7)

160

180

µA

VOL

Output Voltage Swing LOW

–IN = V+, +IN = Half Supply (Note 7)

VOH

Output Voltage Swing HIGH

–IN = 0V, +IN = Half Supply

VS = 3V, 0V, Below V+

VS = 5V, 0V, Below V+

100

150

175

ISC

Output Short-Circuit Current

Short to GND (Note 8)

Short to V+ (Note 8)

Bandwidth (–3dB)

100

kHz

Slew Rate

VS = 5V, 0V, VOUT = 0.5V to 4.5V

V/µs

Settling Time to 0.01%

4V Output Step, VS = 5V, 0V

µs

AVREF

Reference Gain to Output

1 ± 0.007

VS = V+, V–; VS = 3V, 0V; VS = 5V, 0V; RL = 10kΩ, VCM = VREF =

half supply, TA = 25°C, unless otherwise noted.

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