ICS952621 datasheet(4/15 Pages) ICST

4 / 15 page

Integrated

Circuit

Systems, Inc.

ICS952621

0756A—09/10/04

Absolute Max

Symbol

Parameter

Min

Max

Units

VDD_A

3.3V Core Supply Voltage

VDD + 0.5V

VDD_In

3.3V Logic Input Supply Voltage

-0.5

VDD + 0.5V

Storage Temperature

-65

150

°C

Tambient

Ambient Operating Temp

070

°C

Tcase

Case Temperature

115

°C

ESD prot

Input ESD protection

human body model

2000

Electrical Characteristics - Input/Supply/Common Output Parameters

TA = 0 - 70°C; Supply Voltage VDD = 3.3 V +/-5%

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS NOTES

Input High Voltage

VIH

3.3V +/-5%

VDD + 0.3

Input Low Voltage

VIL

3.3V +/-5%

VSS -

0.3

0.8

Input High Current

IIH

VIN = VDD

-5

IIL1

VIN = 0 V; Inputs with no pull-up

resistors

-5

IIL2

VIN = 0 V; Inputs with pull-up

resistors

-200

Operating Supply Current

IDD3.3OP

Full Active, CL = Full load;

260

350

all diff pairs driven

0.3

all differential pairs tri-stated

Input Frequency

VDD = 3.3 V

14.31818

MHz

Pin Inductance

Lpin

7nH

CIN

Logic Inputs

COUT

Output pin capacitance

CINX

X1 & X2 pins

Clk Stabilization

1,2

TSTAB

From VDD Power-Up or de-

assertion of PD# to 1st clock.

1.8

1,2

Modulation Frequency

Triangular Modulation

kHz

Tdrive_PD#

CPU output enable after

PD# de-assertion

300

Tfall_Pd#

PD# fall time of

Trise_Pd#

PD# rise time of

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

2See timing diagrams for timing requirements.

IDD3.3PD

3 Input frequency should be measured at the REF output pin and tuned to ideal 14.31818MHz to meet

ppm frequency accuracy on PLL outputs.

Input Capacitance

Input Low Current

Powerdown Current

ICS952621 数据表(PDF) 4 Page - Integrated Circuit Systems

ICS952621 数据表(HTML) 4 Page - Integrated Circuit Systems

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

数据表下载