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Exar Corporation 48720 Kato Road, Fremont CA, 94538 • (50)668-7000 • Fax (50)668-707 • www.exar.com SP233A,30A,32A 00_05308

TYPiCAL PERFoRMAnCE CHARACTERiSTiCS

Figure 2, SP233A Charge pump waveforms-

no load ( = C+, 2 = C2+, 3 = V+, 4 = V-).

Figure 3, SP233A Charge pump waveforms

when fully loaded with 3Kohms ( = C+, 2

= C2+, 3 = V+, 4 = V-).

Figure 4, Loopback results at 60KHZ and

2500pF load ( = TXin, 2 = TXout/RXin, 3 =

RXout).

Figure 5, Charge pump outputs at

start up ( = Vcc, 2 = V+, 3 = V-).