October 2006

P2781/82/84

rev 1.6

General Purpose EMI Reduction IC

6 of 11

Notice: The information in this document is subject to change without notice.

AC Electrical Characteristics

Symbol

Parameter

Min

Typ

Max

Unit

Input frequency: P278xA

3

-

78

P2781A

3

-

78

P2782A

6

-

156

Output frequency:

P2784A

12

-

312

MHz

P278xA

Output rise time (measured at 0.8 V to 2.0 V,

25pF scope probe loading)

-

1

-

nS

P278xA

Output fall time (measured at 2.0 V to 0.8 V,

25 pF scope probe loading)

-

1

-

nS

P2781A

Jitter (cycle to cycle, ± 6sigma, 1000 sweeps,

± 0.5% spread, I/O frequency = 16MHz)

-

±250

-

pS

P2781A

Output duty cycle deviation (error from 50%

duty cycle, 25pF scope probe loading)

±1 @ 3MHz

-

±2 @ 82MHz

%

∆F

P278xA

Frequency deviation tolerance from BW%

stated in the Loop Filter Selection Table

-20

0

+20

%