Low EMI Clock Generator

MDS 1709 D

6

Revision 031204

Integrated Circuit Systems, Inc.

MK1709

Unless stated otherwise, VDD = 3.3 V, Ambient Temperature 0 to +85

° C

Unless stated otherwise, VDD = 3.3 V, Ambient Temperature 0 to +85

° C

Marking Diagrams

(Marking for lead (Pb) free device shown below)

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input/Output Clock Frequency

80

167

MHz

Input Clock Duty Cycle

Time above VDD/2

20

80

%

Output Clock Duty Cycle

Time above 1.5 V

40

50

60

%

Output Clock Rise Time

0.8 to 2.0V

1.5

ns

Output Clock Fall Time

2.0 to 0.8V

1.5

ns

EMI Peak Frequency Reduction

3rd - 19th odd

harmonics

7 to 14

dB

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Input/Output Clock Frequency

25

165

MHz

Input Clock Duty Cycle

Time above VDD/2

20

80

%

Output Clock Duty Cycle

Time above 1.5 V,

40 MHz - 100 MHz

40

50

55

%

Time above 1.5 V,

100 MHz - 150 MHz

45

%

Time above 1.5 V,

>150 MHz

35

%

Output Clock Rise Time

0.8 to 2.0V

1.5

ns

Output Clock Fall Time

2.0 to 0.8V

1.5

ns

EMI Peak Frequency Reduction

3rd - 19th odd

harmonics

7 to 14

dB

MK1709S

YYWW

######

14

5

8

1

45

8

MK1709AG

YYWWLF

######