AD9957BSVZ IC DDS 1GHZ 14BIT 100TQFP

Apejuwe

Awọn iṣẹ AD9957 gẹgẹbi modulator I/Q gbogbo agbaye ati agile upconverter fun awọn ọna ṣiṣe ibaraẹnisọrọ nibiti idiyele, iwọn, agbara agbara ati iṣẹ amuṣiṣẹ jẹ pataki.AD9957 ṣepọ iyara to gaju Dari Digital Synthesizer (DDS), iṣẹ giga, iyara giga 14-bit oni-nọmba si oluyipada afọwọṣe (DAC), iyipo isodipupo aago, awọn asẹ oni-nọmba ati awọn iṣẹ DSP miiran lori chirún kan.O pese fun iyipada iye-pipade fun gbigbe data ni okun waya tabi eto awọn ibaraẹnisọrọ alailowaya.AD9957 jẹ ẹbun kẹta ninu ẹbi ti awọn oluyipada oni-nọmba quadrature (QDUCs), eyiti o pẹlu AD9857 ati AD9856.O funni ni awọn anfani iṣẹ ni iyara iṣẹ, lilo agbara ati iṣẹ iwoye.Ko awọn oniwe-predecessors, o tun ṣe atilẹyin a 16-bit ni tẹlentẹle igbewọle mode fun I/Q mimọ iye data.Ẹrọ naa le ṣe eto ni omiiran lati ṣiṣẹ bi orisun sinusoidal-ohun orin kan tabi bi DAC interpolating.Circuit titẹ sii Aago Itọkasi pẹlu oscillator gara, titẹ sii pipin-si-meji iyara giga, ati ariwo kekere PLL fun isodipupo igbohunsafẹfẹ aago itọkasi.