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MK2049-34A

3.3 Volt Communications Clock VCXO PLL

Integrated Circuit Systems 

MK2049-34A

3.3 Volt Communications Clock VCXO PLL

Recommended Operation Conditions

Parameter

Ambient Operating Temperature

Power Supply Voltage (measured in respect to GND)

Min.

-40

+3.15

Typ.

+3.3

Max.

+85

+3.45

Units

°C

V

DC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±5%, Ambient Temperature -40 to +85°C

Parameter

Symbol

Conditions

Min. Typ.

Operating Voltage

VDD

3.15

3.3

Input High Voltage

Input Low Voltage

Output High Voltage

(CMOS Level)

VIH

VIL

VOH

IOH = -4 mA

2

VDD-0.4

Output High Voltage

Output Low Voltage

Operating Supply Current

Short Circuit Current

Input Capacitance

VOH IOH = -8 mA

2.4

VOL IOL = 8 mA

IDD No Load, VDD=3.3 V

7

IOS Each Output

±50

CIN FS3:0

5

Max.

3.45

0.8

Units

V

V

V

V

V

0.4

V

mA

mA

pF

AC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±5%, Ambient Temperature -40 to +85° C

Parameter

Symbol

Conditions

Min. Typ. Max. Units

Input Frequency

External Mode, Note 1

ICLK

8

kHz

Input Clock Pulse Width

Propagation Delay

tpi

ICLK to ICLK

10

ns

0

6

ns

Output-Output Skew

CLK to CLK/2

150 ps

Output Clock Rise Time

Output Fall Time

Output Clock Duty Cycle, High

Time

tOR 0.8 to 2.0 V

tOF 2.0 to 0.8 V

at VDD/2, except 8 kHz 40

2

ns

2

ns

60

%

Actual mean frequency error

versus target

Any clock selection

0

0 ppm

Note 1: For loop timing modes and buffer modes, see tables on page 3 for required input clock frequencies

MDS 2049-34A A

7

Revision 032504

Integrated Circuit Systems, Inc. z 525 Race Street, San Jose, CA 95126 z tel (408) 297-1201 z www.icst.com

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