9VRS4818B

FUSION II CLOCK GENERATOR

IDT® FUSION II CLOCK GENERATOR

8

9VRS4818B

REV A 062512

Electrical Characteristics–Input/Supply/Common Output Parameters

PARAMETER

SYMBOL

CONDITIONS*

MIN

TYP

MAX

UNITS

Notes

I/O Supply Voltage

VDDxxx_LIO

-

0.9975

1.05

1.1025

V

1

1.5V Core Supply

Voltage

VDDxxx_1.5

-

1.425

1.5

1.575

V

1

3.3V Core Supply

Voltage

VDDxxx_3.3

-

3.135

3.3

3.465

V

1

Input High Voltage

VIH

3.3V Inputs

2

VDD + 0.3

V

1, 3

Input Low Voltage

VIL

3.3V inputs

VSS - 0.3

0.8

V

1, 3

Input High Current

IIH

VIN = VDD

-5

5

uA

1

IIL1

VIN = 0 V; Inputs with no

pull-up resistors

-5

uA

1

IIL2

VIN = 0 V; Inputs with pull-

up resistors

-200

uA

1

IDD_3.3SUSP

10

mA

1

IDD_1.5SUSP

1mA

1

IDD_I/OSUSP

1mA

1

IDD_3.3PD

2mA

1

IDD_1.5PD

1mA

1

IDD_I/OPD

0.1

mA

1

IDD_3.3

30

mA

1

IDD_1.5

30

mA

1

IDD_I/O

70

mA

1

Input Frequency

Fi

VDD = 3.3 V +/-5%

25.00

MHz

2

Pin Inductance

Lpin

7nH

1

CIN

Logic Inputs

5

pF

1

COUT

Output pin capacitance

6

pF

1

CINX

X1 & X2 pins

5

pF

1

Clk Stabilization

TSTAB

From VDD Power-Up to 1st

clock

1.8

ms

1

Modulation Frequency

Triangular Modulation

31

31.500

32

kHz

1

Tdrive_PD

SATA_DISP output enable

after

PD de-assertion

300

us

1

Tfall_PD

PD fall time of

5

ns

1

Trise_PD

PD rise time of

5

ns

1

SMBus Voltage

VDDSMB

2.7

5.5

V

1

Low-level Output Voltage

VOLSMB

@ IPULLUP

0.4

V

1

Current sinking at

VOL = 0.4 V

IPULLUPSMB

46

mA

1

SMBCLK/SMBDAT

Clock/Data Rise Time

TRSMB

(Max VIL - 0.15) to

(Min VIH + 0.15)

1000

ns

1

SMBCLK/SMBDAT

Clock/Data Fall Time

TFSMB

(Min VIH + 0.15) to

(Max VIL - 0.15)

300

ns

1

*TA = 0 - 70°C; All Supply Voltages at nominal+/-5%

1Guaranteed by design and characterization, not 100% tested in production.

2 Input frequency should be measured at the 25M output pin and tuned to ideal 25MHz to meet ppm frequency accuracy on PLL outputs.

3 CLKREQ# Inputs are 3.3V tolerant

all outputs driven

Input Low Current

Suspend Current

WOL_STOP (25M)

Enabled in Power Down

Power Down Current

WOL_STOP (25M)

Disabled in Power down

Operating Current

Input Capacitance