CMAXQUSB 데이터 시트보기 (PDF) - Maxim Integrated

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CMAXQUSB

Evaluates: SPI and SMBus/I2C-Compatible Parts

Maxim Integrated 

CMAXQUSB User’s Guide

+2.5V

U1P13

U1P14

U1P15

U1P16

U1P17

U1P20

U1P21

U1P22

U1P23

U1P24

U1P25

U1P26

49 VDD

1

SEG11/P1.3

2 SEG12/P1.4

3 SEG13/P1.5

4 SEG14/P1.6

5 SEG15/P1.7

6 SEG16/P2.0

7 SEG17/P2.1

8 SEG18/P2.2

9 SEG19/P2.3

10 SEG20/P2.4

11 SEG21/P2.5

12 SEG22/P2.6

13 SEG23/P2.7

14 SEG24/P3.0

15 SEG25/P3.1

16

SEG26/P3.2

17 SEG27/P3.3

28 GND

42 GND

U1

MAXQ2000-RAX

(EXPOSED PAD CONNECTS TO GND)

+2.5

VDDIO

C23

0.1µF

C24

0.1µF

VDDIO

VDDIO 27

HFXIN 51

50

HFXOUT

48

P6.5/TO/WKOUT

P6.4/TOB/WKOUT 47

46

P6.3/T2/OW_IN

45

P6.2/T2B/OW_OUT

44

P6.1/T1/INT13 43

P6.0/T1B/INT12

41

P5.7/MISO

40

P5.6/SCLK

39

P5.5/MOSI

38

P5.4/SS

P5.3/TX1/INT11 37

P5.2/RX1/INT10 36

32KIN 34

32KOUT 35

C9

10pF

Y1

C8

16MHz 10pF

U1P65

U1P64

U1P63

U1P62

U1P61

U1P60

U1P57

U1P56

U1P55

U1P54

U1P53

U1P52

Y3

32.768kHz

OPEN

Figure 1a. CMAXQUSB Schematic (Sheet 1 of 4)

8

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