 2002 Microchip Technology Inc.

DS21669B-page 15

MCP6041/2/3/4

Software License Agreement

The software supplied herewith by Microchip Technology Incorporated (the “Company”) is intended and supplied to you, the Com-

pany’s customer, for use solely and exclusively on Microchip products.

The software is owned by the Company and/or its supplier, and is protected under applicable copyright laws. All rights are reserved.

Any use in violation of the foregoing restrictions may subject the user to criminal sanctions under applicable laws, as well as to civil

liability for the breach of the terms and conditions of this license.

THIS SOFTWARE IS PROVIDED IN AN “AS IS” CONDITION. NO WARRANTIES, WHETHER EXPRESS, IMPLIED OR STATU-

TORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICU-

LAR PURPOSE APPLY TO THIS SOFTWARE. THE COMPANY SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR

SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.

.SUBCKT MCP6041 1 2 3 4 5

*

| | | | |

*

| | | | Output

*

| | | Negative Supply

*

| | Positive Supply

*

| Inverting Input

*

Non-inverting Input

*

* Macromodel for the MCP6041/2/3/4 op amp

family:

*

MCP6041 (single)

*

MCP6042 (dual)

*

MCP6043 (single w/ CS; chip select is not

modeled)

*

MCP6044 (quad)

*

* Revision History:

*

REV A: 7-9-01 created KEB

*

* Recommendations:

*

Use PSPICE (other simulators may require

translation)

*

For a quick, effective design, use a com-

bination of: data sheet

*

specs, bench testing, and simulations

with this macromodel

*

For high impedance circuits, set

GMIN=100F in the.OPTIONS

*

statement

*

* Supported:

*

Typical performance at room temperature

(25 degrees C)

*

DC, AC, Transient, and Noise analyses.

*

Most specs, including: offsets, PSRR,

CMRR, input impedance,

*

open loop gain, voltage ranges, supply

current,..., etc.

*

* Not Supported:

*

Chip Select (MCP6043)

*

Variation in specs vs. Power Supply Volt-

age

*

Distortion (detailed non-linear behavior)

*

Temperature analysis

*

Process variation

*

Behavior outside normal operating region

*

* Input Stage

V10

3 10 -0.3

R10 10 11 78K

R11 10 12 78K

C11 11 12 4.9P

C12

1

0 6P

E12

1 14 POLY(4) 20 0 21 0 26 0 27 0

1M 1 1

1 1

G12 14

0 POLY(2) 22 0 23 0

1.5P 1U 1U

M12 11 14 15 15 NMI

C13 14

2 3P

M14 12

2 15 15 NMI

G14

2

0 POLY(2) 24 0 25 0

0.5P 1U 1U

C14

2

0 6P

I15 15

4 500N

V16 16

4 0.18

D16 16 15 DL

V13

3 13 0.00

D13 14 13 DL

*

* Noise Sources

I20 21 20 17.2N

D20 20

0 DN1

D21

0 21 DN1

I22 23 22 588U

D22 22

0 DN23

D23

0 23 DN23

I24 25 24 588U

D24 24

0 DN23

D25

0 25 DN23

*

* PSRR and CMRR

G26

0 26 POLY(1) 3 4

110U -20U

R26 26

0 1

G27

0 27 POLY(2) 1 3 2 4

-275U 50U 50U

R27 27

0 1

*

* Open Loop Gain, Slew Rate

G30

0 30 POLY(1) 12 11

0 1MEG

R30 30

0 1

C30 30

0 11.4

G31

0 31 POLY(1) 30 0

0 1

R31 31

0 1

C31 31

0 775N

*

* Output Stage

G40

0 40 POLY(1) 45 5

0 22.7M

D41 40 41 DL

R41 41

0 1K

D42 42 40 DL

R42 42

0 1K

G43

3

0 POLY(1) 41 0

100N

1M

G47

0

4 POLY(1) 42 0

100N -1M

E43 43

0 POLY(1) 3 0

0 1