MCP6549 datasheet(9/28 Pages) MICROCHIP

9 / 28 page

 2003 Microchip Technology Inc.

DS21714C-page 9

MCP6546/7/8/9

Note: Unless otherwise indicated, VDD = +1.6V to +5.0V, VSS = GND, TA = +25°C, VIN+ = VDD/2, VIN– = GND,

RPU = 2.74 kΩ to VPU =VDD, and CL = 36 pF.

FIGURE 2-25:

Propagation Delay vs.

Power Supply Voltage.

FIGURE 2-26:

Propagation Delay vs.

Common Mode Input Voltage at VDD = 1.6V.

FIGURE 2-27:

Propagation Delay vs. Load

Capacitance.

FIGURE 2-28:

Propagation Delay vs. Input

Overdrive.

FIGURE 2-29:

Propagation Delay vs.

Common Mode Input Voltage at VDD = 5.5V.

FIGURE 2-30:

Supply Current vs. Toggle

Frequency.

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

Power Supply Voltage (V)

VCM = VDD/2

tPLH @ 100 mV Overdrive

tPLH @ 10 mV Overdrive

tPHL @ 10 mV Overdrive

tPLH @ 100 mV Overdrive

Common Mode Input Voltage (V)

VDD = 1.6V

100 mV Overdrive

tPHL

tPLH

100

120

140

160

180

200

102030

405060708090

Load Capacitance (nF)

100 mV Overdrive

VCM = VDD/2

tPLH @ VDD = 5.5V

tPLH @ VDD = 1.6V

tPHL @ VDD = 1.6V

tPHL @ VDD = 5.5V

100

1000

Input Overdrive (mV)

VCM = VDD/2

tPLH @ VDD = 1.6V

tPHL @ VDD = 5.5V

tPHL @ VDD = 1.6V

tPLH @ VDD = 5.5V

Common Mode Input Voltage (V)

VDD = 5.5V

100 mV Overdrive

tPLH

tPHL

0.1

100

Toggle Frequency (kHz)

VDD = 5.5 V

VDD = 1.6 V

100 mV Overdrive

VCM = VDD/2

IDD does not include pull-up resistor current

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