Datasheet > ICS952302YG-T

ICS952302YG-T

更新时间： 2024-11-22 11:00:47

品牌	Logo	应用领域
艾迪悌 - IDT		光电二极管
页数	文件大小	规格书
15页	128K
描述
Processor Specific Clock Generator, PDSO48, 6.10 MM, 0.50 MM PITCH, MO-153, TSSOP-48

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ICS952302YG-T 数据手册

ICS952302

Integrated

Circuit

Systems, Inc.

Frequency Generator for Transmeta^TMEfficeon^TM

RecommendedApplication:

Features:

•

Support I2C Index read/write and block read/write

operations.

Transmeta Efficion, ATi M6

•

Uses external 14.318MHz referience input or XTAL.

Full Load Power consumption reduced >10%

compared to reference device

OutputFeatures:

•

3 - CPUs @ 3.3V including 1 free running

CPUCLK_F

•

Power management via SMBus

•

7 - PCI @ 3.3V, including 4 free running PCICLK_F

•

1 - 27MHz clock @ 3.3V

2 - 48MHz clocks @ 3.3V

•

2 - REF clocks @3.3V

KeySpecifications:

•

CPU output jitter: < 250ps

PCI output skew: < 250ps

CPUT - PCI output skew: 1-3ns

27MHz Accuracy < 50ppm

48MHz Accuracy < 50ppm

Pin Configuration

Functionality

VDDREF 1

REF0 2

48 REF1

Spread

Byte 4b7

Byte 4b6

Byte 4b5

47 VDDCPU

46 N/C

GNDREF 3

X1 4

+/-0.3

45 CPUCLK0

44 GNDCPU

43 CPUCLK1

42 CPUCLK_F

41 CPU_STOP#

40 GND

+/-0.6

+/-0.25

+/-0.45

-0.60%

-1.20%

-0.50%

-0.90%

X2 5

CENTER

DOWN

VDDPCI 6

PCICLK_F0 7

PCICLK_F1 8

GNDPCI 9

PCICLK0 10

PCICLK1 11

PCICLK_F2 12

PCICLK_F3 13

VDDPCI 14

PCICLK2 15

GNDPCI 16

N/C 17

39 N/C

38 OE*

37 N/C

36 VDD

35 N/C

34 VDD27

33 GND

32 27MHZ

31 N/C

N/C 18

VDDCOR 19

PCI_STOP# 20

**PD# 21

30 N/C

29 N/C

28 GND48

27 VDD48

26 48MHZ_1

25 48MHZ_0

GND48 22

SDATA 23

SCLK 24

48-TSSOP

* Internal Pull-Up Resistor

**No Diode Clamp to VDD

0957B—10/05/04

12 3 4 5 6 7...15

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