MK3732-08

ADSL Clock Source

MDS 3732-08 C

3

Revision 091201

Integrated Circuit Systems, Inc. • 525 Race Street • San Jose • CA • 95126 • (408) 295-9800 tel • (408) 295-9818 fax • www.icst.com

Parameter

Conditions

Minimum

Typical

Maximum

Units

ABSOLUTE MAXIMUM RATINGS (note 1)

ABSOLUTE MAXIMUM RATINGS (note 1)

Supply voltage, VDD

Referenced to GND

7

V

Inputs and Clock Outputs

Referenced to GND

-0.5

VDD+0.5

V

Ambient Operating Temperature

Commercial version

0

70

°C

Industrial version

-40

85

°C

Soldering Temperature

Max of 10 seconds

260

°C

Storage temperature

-65

150

°C

DC CHARACTERISTICS (VDD = 3.3V unless noted)

DC CHARACTERISTICS (VDD = 3.3V unless noted)

Core Operating Voltage, VDD

3.14

3.3

3.46

V

Input High Voltage, VIH, binary inputs

2

V

Input Low Voltage, VIL, binary inputs

0.8

V

Input High Voltage, VIH, trinary input

S0, pin 15

VDD-0.5

V

Input Low Voltage, VIL, trinary input

S0, pin 15

0.5

V

Output High Voltage, VOH

IOH=-12mA

2.4

V

Output Low Voltage, VOL

IOL=12mA

0.4

V

Output High Voltage, VOH, CMOS level

IOH=-4mA

VDD -0.4

V

Operating Supply Current, IDD

No Load

19

mA

Short Circuit Current

Each output

±50

mA

Input Capacitance

S2:S0, OE

5

pF

Frequency synthesis error

Both clocks

0

ppm

VIN, VCXO control voltage

0

3.3

V

AC CHARACTERISTICS (VDD = 3.3V unless noted)

AC CHARACTERISTICS (VDD = 3.3V unless noted)

Input Crystal Frequency

17.664

24.576

MHz

Output Clock Frequency

2.208

70.656

MHz

Output Clock Rise Time

0.8 to 2.0V

1.5

ns

Output Clock Fall Time

2.0 to 0.8V

1.5

ns

Output Clock Duty Cycle

At VDD/2

40

60

%

Maximum Absolute Short Term Jitter

15 pF load at output

±125

ps

Phase Noise, relative to carrier

10 kHz offset, no REF

-115

dBc/Hz

Output pullability, note 2

0V < VIN < 3.3V

±115

ppm

Electrical Specifications

Notes: 1. Stresses beyond those listed under Absolute Maximum Ratings could cause permanent damage to the

device. Prolonged exposure to levels above the operating limits but below the Absolute Maximums may

affect device reliability.

2. With an ICS approved pullable crystal.

Pullable Crystal Specifications:

Correlation (load) Capacitance

14 pF

C0/C1

250 max

ESR

35

Ω max

Operating Temperature

0 to 70 °C or -40 to 85 °C

Initial Accuracy

±20 ppm

Temperature plus Aging Stability

±50 ppm