MCP6231-ESLASHMS datasheet(5/20 Pages) MICROCHIP

5 / 20 page

 2004 Microchip Technology Inc.

DS21881B-page 5

MCP6231/2

Note: Unless otherwise indicated, TA = +25°C, VDD = +1.8V to +5.5V, VSS = GND, VCM = VDD/2, VOUT ≈ VDD/2,

RL = 100 kΩ to VDD/2 and CL = 60 pF.

FIGURE 2-7:

Input Noise Voltage Density

vs. Frequency.

FIGURE 2-8:

Input Offset Voltage vs.

Common Mode Input Voltage at VDD = 1.8V.

FIGURE 2-9:

Input Offset Voltage vs.

Common Mode Input Voltage at VDD = 5.5V.

FIGURE 2-10:

Input Offset Voltage Drift.

FIGURE 2-11:

Input Offset Voltage vs.

Output Voltage.

FIGURE 2-12:

Output Short-Circuit Current

vs. Ambient Temperature.

100

1,000

1.E-01

1.E+00

1.E+01

1.E+02

1.E+03

1.E+04

1.E+05

Frequency (Hz)

0.1

100

10k

100k

150

250

350

450

550

Common Mode Input Voltage (V)

VDD = 1.8 V

A = +125°C

TA = +85°C

A = +25°C

A = -40°C

-300

-200

-100

100

200

300

Common Mode Input Voltage (V)

VDD = 5.5 V

A = +125°C

TA = +85°C

A = +25°C

A = -40°C

10%

12%

14%

16%

18%

20%

Input Offset Voltage Drift (µV/°C)

628 Samples

CM = VSS

A = -40°C to +125°C

-300

-250

-200

-150

-100

-50

100

0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5

Output Voltage (V)

DD = 1.8 V

CM = VSS

VDD = 5.5 V

-30

-25

-20

-15

-10

-5

0.00.5 1.01.5 2.02.5 3.03.5 4.04.5 5.05.5

Power Supply Voltage (V)

TA = +125°C

A = +85°C

A = +25°C

TA = -40°C

-ISC

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