AD5791æ¯ä¸æ¬¾åééã20ä½ãæ ç¼å²çµåè¾åºDACï¼éç¨æé«33 Vçåææ§çµæºä¾çµãæ£åºåçµåè¾å
¥èå´ä¸º5 Vè³VDD â 2.5Vï¼è´åºåçµå è¾å
¥èå´ä¸ºVSS + 2.5 Vè³0 Vãç¸å¯¹ç²¾åº¦æå¤§å¼ä¸ºÂ±1 LSBï¼ä¿è¯å·¥ä½åè°æ§ï¼å·®åé线æ§(DNL)æå¤§å¼ä¸ºÂ±1 LSBã
è¿æ¬¾å¨ä»¶éç¨å¤åè½ä¸çº¿å¼ä¸²è¡æ¥å£ï¼è½å¤ä»¥æé«35 MHzçæ¶ééçå·¥ä½ï¼å¹¶ä¸æ åSPIãQSPIâ¢ãMICROWIREâ¢ãDSPæ¥å£æ åå
¼å®¹ãå®å
ç½®ä¸çµå¤ä½çµè·¯ï¼ç¡®ä¿DACä¸çµåè¾åºè³0 Vå¹¶ä¿æå·²ç¥è¾åºé»æç¶æï¼ç´å°å¯¹è¯¥å¨ä»¶æ§è¡ä¸æ¬¡ææçåæä½ä¸ºæ¢ãè¾åºç®ä½ç¹æ§å¯ å°è¾åºç½®äºå·²å®ä¹çè´è½½ç¶æã
åºç¨
⢠å»ç仪å¨
⢠æµè¯ä¸æµé
â¢ å·¥ä¸æ§å¶
⢠é«ç«¯ç§å¦åèªç©ºèªå¤©ä»ªå¨
产åç¹è² 1. 1 ppm精度ã
2. å®½çµæºçµåèå´ï¼æé«è¾¾Â±16.5Vã
3. 工使¸©åº¦èå´ï¼-40âè³+125âã
4. ä½åªå£°é¢è°±å¯åº¦ï¼7.5 nV/âHzã
5. 使¸©åº¦æ¼ç§»ï¼0.05ppm/°Cã