TC7135CBU 데이터 시트보기 (PDF) - Microchip Technology

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TC7135CBU

4-1/2 digit A/D converter

Microchip Technology 

TC7135

+5V

SET VREF = 1V

+5V

5V

MCP1525

100

1 µF kΩ

1 V– TC7135 UR 28

2 REF IN

OR 27

3 ANALOG STROBE 26

150Ω

GND

47

Analog

kΩ

GND

0.33 µF

4 INT

1 µF OUT

5

AZ IN

RUN/HOLD 25

DGND 24

100

kΩ

+

SIG

IN

6 BUFF

100 kΩ

7

OUT

CREF+

1 µF 8 CREF –

POLARITY 23

22

CLK IN

21

BUSY

9 –INPUT

20

(LSD) D1

0.1

µF

10 +INPUT

D2 19

+5V 11 V+

D3 18

12 D5 (MSD)

D4 17

13

B1 (LSB)

(MSB) B8

16

14 B2

B4 15

10

9

150Ω 11

8

12

7

13 MC14513 6

14

5

15

4

16

3

+5V

17

2

18

1

FIGURE 6-5:

FOSC = 200 kHz

4-1/2 Digit ADC With Multiplexed Common Cathode LED Display.

 2004 Microchip Technology Inc.

DS21460C-page 15

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