ICS661 데이터 시트보기 (PDF) - Integrated Circuit Systems

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ICS661

Precision Audio Clock Source

Integrated Circuit Systems 

ICS661

Precision Audio Clock Source

AC Electrical Characteristics

Unless stated otherwise, VDD = 3.3 V ±10%, Ambient Temperature -40 to +85°C

Parameter

Symbol

Conditions

Min. Typ.

Crystal Frequency

27

Output Clock Rise Time

Output Clock Fall Time

Output Duty Cycle

Jitter, Short term

tOR 20% to 80%, 15 pF load

tOF 80% to 20%, 15 pF load

tOD At VDD/2, 15 pF load

45 49 to 51

Reference clock off

175

Jitter, Short term

Reference clock on

175

Jitter, Long term

Reference clock off; 10

us delay

300

Jitter, Long term

Reference clock on; 10

us delay

300

Single Sideband Phase

Noise

Reference clock off; 10

kHz offset

-110

Single Sideband Phase

Noise

Reference clock on; 10

kHz offset

-110

Actual Mean Frequency

0

Error versus Target

Max.

28

1.5

1.5

55

Units

MHz

ns

ns

%

ps p-p

ps p-p

ps p-p

ps p-p

dBc

dBc

ppm

Thermal Characteristics

Parameter

Symbol Conditions

Thermal Resistance Junction to

Ambient

θJA Still air

θJA 1 m/s air flow

θJA 3 m/s air flow

Thermal Resistance Junction to Case θJC

Min.

Typ.

78

70

68

37

Max.

Units

°C/W

°C/W

°C/W

°C/W

MDS 661 D

5

Revision 111804

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

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