MD6579是一(yi)種(zhong)高(gao)速9位數(shu)(shu)模(mo)轉換器(DAC),集成了(le)36:9(9通道4:1)輸(shu)(shu)(shu)(shu)入(ru)(ru)多路復(fu)用(yong)器。片上DAC可(ke)以(yi)在大于(yu)6.0gsps的(de)(de)采樣(yang)率(lv)下工作(zuo)。DAC的(de)(de)模(mo)擬輸(shu)(shu)(shu)(shu)出(chu)可(ke)在正常保持模(mo)式(用(yong)于(yu)第(di)一(yi)奈奎斯特波(bo)段)或歸零模(mo)式(用(yong)于(yu)第(di)一(yi)、第(di)二和第(di)三奈奎斯特波(bo)段)之間選(xuan)擇。差(cha)分數(shu)(shu)字數(shu)(shu)據(ju)輸(shu)(shu)(shu)(shu)入(ru)(ru)接口(kou)與LVPECL、LVDS和CML兼(jian)容(rong)。在36對(dui)差(cha)分數(shu)(shu)據(ju)輸(shu)(shu)(shu)(shu)入(ru)(ru)被多路復(fu)用(yong)到4倍的(de)(de)速度后,9個高(gao)速數(shu)(shu)據(ju)位被鎖存(cun)并編碼以(yi)驅動DAC輸(shu)(shu)(shu)(shu)出(chu)級。互補(bu)輸(shu)(shu)(shu)(shu)出(chu)可(ke)與50瓦(wa)輸(shu)(shu)(shu)(shu)出(chu)背面終端。提(ti)(ti)供(gong)(gong)除以(yi)4的(de)(de)時鐘輸(shu)(shu)(shu)(shu)出(chu)和采樣(yang)相位選(xuan)擇(SEL1和SEL2),以(yi)簡化相對(dui)于(yu)輸(shu)(shu)(shu)(shu)入(ru)(ru)數(shu)(shu)據(ju)的(de)(de)采樣(yang)相位的(de)(de)對(dui)齊。還提(ti)(ti)供(gong)(gong)了(le)除以(yi)8的(de)(de)時鐘輸(shu)(shu)(shu)(shu)出(chu)。對(dui)于(yu)需要(yao)同步多個MD6579輸(shu)(shu)(shu)(shu)出(chu)的(de)(de)系統應用(yong)程序(xu),提(ti)(ti)供(gong)(gong)了(le)重(zhong)置功能。
中文翻譯
DACADC電子器件