CY2544IXXXT datasheet(2/11 Pages) CYPRESS | Quad PLL Programmable Clock Generator with Spread Spectrum

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CY2544IXXXT Datasheet(PDF) 2 Page - Cypress Semiconductor

Part #	CY2544IXXXT

Description	Quad PLL Programmable Clock Generator with Spread Spectrum

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Manufacturer	CYPRESS [Cypress Semiconductor]

Direct Link	http://www.cypress.com

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2 / 11 page

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PRELIMINARY

CY2546

Document #: 001-12563 Rev. *A

Page 2 of 11

CY2544

Pin Configuration

CLK1

PD#OE

CY2544

24

23

22

21

20

19

18

17

16

15

14

13

1

2

3

4

5

6

7

8

9

10

11

12

GND

VDD_CLK_B1

NC

CLK2

CLK6

VDD_CLK_B2

CLK7/SSON

VDD_CLK_B3

CLK8

GND

24LD QFN

CLK1

PD#OE

CY2546

24

23

22

21

20

19

18

17

16

15

14

13

1

2

3

4

5

6

7

8

9

10

11

12

GND

VDD_CLK_B1

VDD_CORE

CLK2

CLK6

VDD_CLK_B2

CLK7/SSON

VDD_CLK_B3

CLK8

GND

24LD QFN

Pin Description - CY2544 (2.5V, 3.0V or 3.3V VDD)

Pin Number

Name

I/O

Description

1

GND

Power

Power Supply Ground for Core

2

CLK1

Output

Programmable Output Clock

3

VDD_CLK_B1

Power

2.5V/3.0V/3.3V Power Supply for Output Bank1 (CLK1, CLK2,

CLK3) output

4

PD#/OE

Input

Power Down or Output Enable

5

NC

NC

No Connect

6

CLK2

Output

Programmable Output Clock

7

GND

Power

Power Supply Ground for Output Bank 1

8

CLK3/FS0

Output/Input

Multifunction Programmable pin,CLK3

Output Clock or Frequency

Select pin FS0

9

PD#/OE/FS1

Input

Multifunction Programmable pin, Power Down, Output Enable or

Frequency Select pin FS1

10

CLK4/FS2

Output/Input

Multifunction Programmable pin, CLK4 Output or Frequency Select

input pin FS2

11

CLK5

Output

Programmable Output Clock

12

GND

Power

Power Supply Ground for Output Bank 2

13

CLK6

Output

Programmable Output Clock

14

VDD_CLK_B2

Power

2.5V/3.0V/3.3V Power Supply for Output Bank2 (CLK4, CLK5,

CLK6) output

15

CLK7/SSON

Output/Input

Multifunction Programmable pin, CLK7 Output or SSON input

16

VDD_CLK_B3

Power

2.5V/3.0V/3.3V Power Supply for Output Bank3 (CLK7, CLK8,

CLK9) output

17

CLK8

Output

Programmable Output Clock

18

GND

Power

Power Supply Ground for Output Bank 3

[+] Feedback

[+] Feedback

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