TC500COE View Datasheet(PDF) - Microchip Technology

Part Name

Description

View to exact match

TC500COE

Precision Analog Front Ends with Dual Slope ADC

Microchip Technology 

TC500/A/510/514

+5V

MCP1525

1 μF

1 μF

CINT

1 VOUT-

0.33 μF 2 CINT

CAZ

0.22 μF 3 CAZ

TC510

RINT

100 kΩ

4 BUF

5 ACOM

24

CAP-

DGND 23

22

CAP+

VDD 21

CREF

R2 0.22 μF

10 kΩ

R3, 10 kΩ

C1

0.01 μF

6 CREF-

7 CREF+

9 VREF+

8 VREF-

CMPTR 19

18

A

17

B

VIN+ 16

VIN- 15

1 μF

+5V

INPUT+

INPUT-

+5V

PIC®MCU

Typical Waveforms

Pin 2

VIN+

Pin 19

Pin 2

VIN-

Pin 19

FIGURE 9-1:

TC510 Design Sample.

+5V

MCP1525

1 μF

1 μF

1

CINT

0.33 μF 2

VOUT-

CINT

CAP- 28

DGND 27

CAZ

0.22 μF 3 CAZ

4

RINT

BUF

100 kΩ 5 ACOM

TC514

26

CAP+

25

VDD

A0 22

A1 19

CREF

R2 0.22 μF

10 kΩ

6 CREF-

7 CREF+

CMPTR 23

A 22

R3, 10 kΩ

9 VREF+

B 21

C1

0.01 μF

8 VREF-

CH1+ 18

CH1- 13

CH2+ 17

CH2- 12

CH3+ 16

CH3- 11

CH4+ 15

CH4- 10

FIGURE 9-2:

TC514 Design Example.

1 μF

+5V

Analog

Mux Logic

+5V

PIC®MCU

INPUT 1+

INPUT 1-

INPUT 2+

INPUT 2-

INPUT 3+

INPUT 3-

INPUT4+

INPUT4-

Typical Waveforms

PIN 2

VIN+

PIN 23

PIN 2

VIN-

PIN 23

DS21428E-page 20

© 2008 Microchip Technology Inc.

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