MCP6V06T datasheet(14/44 Pages) MICROCHIP

14 / 44 page

MCP6V06/7/8

DS22093B-page 14

Note: Unless otherwise indicated, TA = +25°C, VDD = +1.8V to 5.5V, VSS = GND, VCM =VDD/3, VOUT =VDD/2,

VL =VDD/2, RL =20kΩ to VL, CL = 60 pF, and CS = GND.

2.4

Input Noise and Distortion

FIGURE 2-35:

Input Noise Voltage Density

vs. Frequency.

FIGURE 2-36:

Input Noise Voltage Density

vs. Input Common Mode Voltage.

FIGURE 2-37:

Inter-Modulation Distortion

vs. Frequency with VCM Disturbance (see

Figure 1-7).

FIGURE 2-38:

Inter-Modulation Distortion

vs. Frequency with VDD Disturbance (see

Figure 1-7).

FIGURE 2-39:

Input Noise vs. Time with

1 Hz and 10 Hz Filters and VDD =1.8V.

FIGURE 2-40:

Input Noise vs. Time with

1 Hz and 10 Hz Filters and VDD =5.5V.

100

1,000

10,000

1.E+01 1.E+02 1.E+03 1.E+04 1.E+05

Frequency (Hz)

100

1000

10k

100k

eni

Eni(0 Hz to f)

100

VDD = 5.5V

VDD = 1.8V

100

120

140

160

Common Mode Input Voltage (V)

VDD = 5.5V

VDD = 1.8V

100

1.E+02

1.E+03

1.E+04

1.E+05

Frequency (Hz)

GDM = 1 V/V

VCM tone = 50 mVPK, f = 1 kHz

100

10k

100k

IMD tone at DC

residual

1 kHz

tone

VDD = 5.5V

VDD = 1.8V

100

1.E+02

1.E+03

1.E+04

1.E+05

Frequency (Hz)

100

10k

100k

GDM = 1 V/V

VDD tone = 50 mVPK, f = 1 kHz

IMD tone at DC

1 kHz

tone

VDD = 5.5V

VDD = 1.8V

1020304050607080

90 100

t (s)

VDD = 1.8V

NPBW = 10 Hz

NPBW = 1 Hz

1020304050607080

90 100

t (s)

VDD = 5.5V

NPBW = 10 Hz

NPBW = 1 Hz

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