spl505yc264att SpectraLinear Inc, spl505yc264att Datasheet

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spl505yc264att

Manufacturer Part Number

spl505yc264att

Description

Clock Generator For Intel Bearlake Chipset

Manufacturer

SpectraLinear Inc

Datasheet

1.SPL505YC264ATT.pdf (27 pages)

Current page: 1 of 27
Download datasheet (315Kb)

Rev 1.4 May 21, 2007

2200 Laurelwood Road, Santa Clara, CA 95054

Features

Block Diagram

• Compliant to Intel

• Selectable CPU frequencies

• Differential CPU clock pairs

• 100 MHz Differential SRC clocks

• 100 MHz Differential LCD clock

• 96 MHz Differential Dot clock

• 48 MHz USB clocks

• 33 MHz PCI clock

• 25 MHz WOL or PATA clock

• 27 MHz non-spread Video Clock

®

CK505

Clock Generator for Intel

Tel:(408) 855-0555

Table 1. Output Configuration Table

Pin Configuration

• Buffered Reference Clock 14.318 MHz

• Low-voltage frequency select input

• I

• Triangular Spread Spectrum profile for maximum

• 3.3V Power supply/0.7V for Diff IOs

• 64-pin TSSOP package

SRC1#/ LCDC_100#/SE2

x2/x3

CPU

SRC1 / LCD_100 / SE1

electromagnetic interference (EMI) reduction

2

SRC3# / OE#_1/4_B

C support with readback capabilities

PCI_0 / OE#_0/2_A

PCI_1 / OE#_1/4_A

SRC3 / OE#_0/2_B

PCI_4 / SRC5_EN

SRC0# / DOT96#

SRC11# / OE#_9

PCIF_0 / ITP_EN

Fax:(408) 855-0550

SRC2# / SATA#

SRC0 / DOT96

VDD_PLL3_IO

PCI_3 / CFG0*

USB_48 / FSA

VDD_SRC_IO

SRC2 / SATA

PCI_2 / TME

VDD_PLL3

VSS_PLL3

VSS_SRC

VSS_SRC

x8/12

VDD_PCI

VSS_PCI

SRC

VDD_48

VSS_48

VDD_IO

VSS_IO

SRCC9

SRC4#

SRCT9

SRC4

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

PCI REF DOT96 USB_48M LCD

x6

SPL505YC264BT

®

x 1

* Internal Pull-Down

Bearlake Chipset

www.SpectraLinear.com

x 1

64

63

62

61

60

59

58

57

56

55

54

53

52

51

50

49

48

47

46

45

44

43

42

41

40

39

38

37

36

35

34

33

SCLK

SDATA

REF0/FSC/TEST_SEL

VDD_REF

XTAL_IN

XTAL_OUT

VSS_REF

FSB / TEST_MODE

CK_PWRGD / PWRDWN#

VDD_CPU

CPU0

CPU0#

VSS_CPU

CPU1

CPU1#

VDD_CPU_IO

IO_VOUT

SRC8 / CPU2_ITP

SRC8# / CPU2_ITP#

VDD_SRC_IO

SRC7 / OE#_8

SRC7# / OE#_6

VSS_SRC

SRC6

SRC6#

VDD_SRC

SRC5 / PCI_STOP#

SRC5# / CPU_STOP#

VDD_SRC_IO

SRC10#

SRC10

SRC11 / OE#_10

Page 1 of 27

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