ICS84326AM データシートの表示（PDF） - Integrated Circuit Systems

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ICS84326AM

CRYSTAL-TO-3.3V LVPECL SERIAL ATTACHED SCSI CLOCK SYNTHESIZER/FANOUT BUFFER

Integrated Circuit Systems 

Integrated

Circuit

Systems, Inc.

PRELIMINARY

ICS84326

CRYSTAL-TO-3.3V LVPECL

SERIAL ATTACHED SCSI CLOCK SYNTHESIZER/FANOUT BUFFER

TABLE 5A. AC CHARACTERISTICS, VCC = VCCA = VCCO = 3.3V±5%, TA = 0°C TO 70°C

Symbol Parameter

Test Conditions

Minimum

Typical

Maximum

FOUT

tjit(cc)

Output Frequency

Cycle-to-Cycle Jitter; NOTE 2

75

150

20

tjit(per) Period Jitter, RMS

TBD

tsk(o) Output Skew; NOTE 1, 2

50

tR / tF

odc

Output Rise/Fall Time

Output Duty Cycle

20% to 80%

200

700

50

tLOCK

PLL Lock Time

1

See Parameter Measurement Information section.

NOTE 1: Defined as skew between outputs at the same supply voltage and with equal load conditions.

Measured at the output differential crossing points.

NOTE 2: This parameter is defined in accordance with JEDEC Standard 65.

Units

MHz

ps

ps

ps

ps

%

ms

TABLE 5B. AC CHARACTERISTICS, VCC = VCCA = 3.3V±5%, VCCO = 2.5V±5%, TA = 0°C TO 70°C

Symbol Parameter

Test Conditions

Minimum

Typical

Maximum

FOUT

tjit(cc)

Output Frequency

Cycle-to-Cycle Jitter; NOTE 2

75

150

20

tjit(per) Period Jitter, RMS

TBD

tsk(o) Output Skew; NOTE 1, 2

35

tR / tF

odc

Output Rise/Fall Time

Output Duty Cycle

20% to 80%

200

700

50

tLOCK

PLL Lock Time

1

See Parameter Measurement Information section.

NOTE 1: Defined as skew between outputs at the same supply voltage and with equal load conditions.

Measured at the output differential crossing points.

NOTE 2: This parameter is defined in accordance with JEDEC Standard 65.

Units

MHz

ps

ps

ps

ps

%

ms

84326AM

www.icst.com/products/hiperclocks.html

5

REV. A MARCH 10, 2003

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