ICS83905AMLF View Datasheet(PDF) - Integrated Circuit Systems

Part Name

Description

MFG CO.

ICS83905AMLF

LOW SKEW, 1:6 CRYSTAL INTERFACE-TO-LVCMOS / LVTTL FANOUT BUFFER

Integrated Circuit Systems 

1 2 3 4 5 6 7 8 9 10 Next

Integrated

Circuit

Systems, Inc.

PRELIMINARY

ICS83905

LOW SKEW, 1:6 CRYSTAL INTERFACE-TO-

LVCMOS / LVTTL FANOUT BUFFER

TABLE 5C. AC CHARACTERISTICS, VDD = VDDO = 1.8V±0.2V, TA = 0°C TO 70°C

Symbol Parameter

Test Conditions

Using External Crystal

fMAX

Output Frequency

Using External Clock Source

odc

Output Duty Cycle

tPER

tsk(o)

Output Period

Output Skew; NOTE 3, 5

tR/ tF

Output Rise/Fall Time

tEN

Output Enable Time; ENABLE 1

NOTE 4

ENABLE 2

20% to 80%

tDIS

Output Disable Time; ENABLE 1

NOTE 4

ENABLE 2

AOSC

XTAL_IN to XTAL_OUT Oscillator Gain

Phase Loop Phase Shift Modulo 360°+

See notes from Table 5A.

Minimum Typical Maximum Units

10

50

MHz

DC

100 MHz

50

%

TBD

10

ps

550

ps

TBD

ms

TBD

ms

TBD

ms

TBD

ms

TBD

db

TBD

°

TABLE 5D. AC CHARACTERISTICS, VDD = 3.3V±5%, VDDO = 2.5V±5%, TA = 0°C TO 70°C

Symbol Parameter

Test Conditions Minimum Typical Maximum Units

Using External Crystal

fMAX

Output Frequency

Using External Clock Source

10

50

MHz

DC

100 MHz

odc

Output Duty Cycle

50

%

tPER

tsk(o)

Output Period

Output Skew; NOTE 3, 5

TBD

10

ps

tR/ tF

Output Rise/Fall Time

tEN

Output Enable Time; ENABLE 1

NOTE 4

ENABLE 2

20% to 80%

500

ps

TBD

ms

TBD

ms

tDIS

Output Disable Time; ENABLE 1

NOTE 4

ENABLE 2

TBD

ms

TBD

ms

AOSC

XTAL_IN to XTAL_OUT Oscillator Gain

Phase Loop Phase Shift Modulo 360°+

TBD

db

TBD

°

See notes from Table 5A.

83905AM

http://www.icst.com/products/hiperclocks.html

6

REV. A JANUARY 20, 2005

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