MCP6477-ESLASHMS datasheet(10/46 Pages) MICROCHIP

10 / 46 page

MCP6476/6R/6U/7/9

DS20006419B-page 10

 2020-2021 Microchip Technology Inc.

Note: Unless otherwise indicated, TA= +25°C, VDD = +1.8V to +5.5V, VSS = GND, VCM = VDD/4, VOUT =VDD/2,

VL =VDD/2, RL = 10 k to VL and CL = 30 pF.

2.4

Input Noise

FIGURE 2-27:

Input Noise Voltage Density

vs. Common-Mode Voltage.

FIGURE 2-28:

Input Noise Voltage Density

vs. Frequency.

FIGURE 2-29:

0.1 Hz to 10 Hz Voltage

Noise.

FIGURE 2-30:

THD + N vs. Frequency.

FIGURE 2-31:

THD + N vs. Amplitude.

0.5

1.5

2.5

3.5

4.5

5.5

Common Mode Input Voltage (V)

DD = 5.5V

DD = 1.8V

f = 10 kHz

100

1000

10000

1.E-1

1.E+0

1.E+1

1.E+2

1.E+3

1.E+4

1.E+5

Frequency (Hz)

0.1

100

10k

100k

10n

100n

1μ

10μ

-110

-100

-90

-80

-70

-60

-50

100

1000

10000

Frequency (Hz)

10k

DD = 5.5V

CM = 2.5V

G = 1

BW = 80 kHz

OUT = 0.5VRMS

L = 2 kΩ

L = 10 kΩ

-110

-90

-70

-50

-30

-10

0.001

0.01

0.1

Amplitude (V

RMS)

DD = 5.5V

CM = 2.5V

G = 1

BW = 80 kHz

f = 1 kHz

G = -1, R

L = 10 kΩ

G = +1, R

L = 10 kΩ

G = -1, R

L = 2 kΩ

G = +1, R

L = 2 kΩ

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