MCP6C26 datasheet(8/37 Pages) MICROCHIP

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MCP6C26

DS20006928A-page 10

 2024 Microchip Technology Inc. and its subsidiaries

1.3

Simplified Diagrams

1.3.1

VOLTAGE RANGE DIAGRAMS

These ranges are constant across temperature.

FIGURE 1-1:

Common-Mode Input

Voltage Range vs. Temperature.

FIGURE 1-2:

Differential Input Voltage

Range vs. Temperature.

1.3.2

TIMING DIAGRAMS

FIGURE 1-3:

Large Common-Mode

Voltage Step Response.

FIGURE 1-4:

VOUT Power On/Off Timing

Diagram.

1.4

Simplified Test Circuits

1.4.1

VOS TEST CIRCUIT

Figure 1-5 tests the MCP6C26’s input offset errors

(VOS, 1/CMRR, 1/CMRR2 and 1/PSRR etc.). VOUT is

filtered and amplified, before measuring the result.

Note that VCM is equal to (VIP +VIM)/2.

FIGURE 1-5:

Input Offset Test Circuit for

the MCP6C26.

VCMH –VSS

VCM Range (V)

TA (°C)

-40

125 150

VCML –VSS

VDML

VDM Range (V)

TA (°C)

-40

125 150

VDMH

VCM

VOUT

VDM

tCMS

10V

VPH +0.1V

High-Z

VOUT

VDD

tPOFF

tPON

VPL +0.1V

VMEAS

– VSS

VREF

VDD

CVDD

LPF and

Gain = GPA

VOUT

VDD/2

–

VCM

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