MCP6484-ESLASHST datasheet(8/50 Pages) MICROCHIP

8 / 50 page

MCP6481/2/4

DS20002322C-page 8

 2012-2013 Microchip Technology Inc.

Note: Unless otherwise indicated, TA =+25°C, VDD = +2.2V to +5.5V, VSS = GND, VCM =VDD/2, VOUT  VDD/2,

VL =VDD/2, RL =10kto VL and CL =20 pF.

FIGURE 2-7:

Input Noise Voltage Density

vs. Frequency.

FIGURE 2-8:

Input Noise Voltage Density

vs. Common Mode Input Voltage.

FIGURE 2-9:

CMRR, PSRR vs.

Frequency.

FIGURE 2-10:

CMRR, PSRR vs. Ambient

Temperature.

FIGURE 2-11:

Input Bias, Offset Currents

vs. Ambient Temperature.

FIGURE 2-12:

Input Bias Current vs.

Common Mode Input Voltage.

100

1,000

1.E-1 1.E+0 1.E+1 1.E+2 1.E+3 1.E+4 1.E+5 1.E+6

Frequency (Hz)

0.1

100

10k

100k

f = 10 kHz

Common Mode Input Voltage (V)

10 kHz

DD = 5.5 V

100

1.00E+01

1.00E+02

1.00E+03

1.00E+04

1.00E+05

1.00E+06

Frequency (Hz)

Representative Part

100

10k

100k

CMRR

PSRR+

PSRR-

100

105

PSRR

CMRR @ V

DD = 5.5V

=22V

-50

-25

100

125

Temperature (°C)

DD =2.2V

100

1000

Input Bias Current

DD = 5.5 V

100p

10p

0.01

0.1

Ambient Temperature (°C)

Input Offset Current

0.1p

0.01p

100

150

200

250

A = +125°C

A = +85°C

DD = 5.5 V

-50

Common Mode Input Voltage (V)

A = +25°C

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