CD7642CS

w w aCD7642CS D . ͵¹Ñçµ÷פ¹ ·Âçµú»ôÒÕÊù·÷µ¬Æ¥µé¿»ÒÇÊ w ¡Ð÷Á絬̲¾ 1.ãµØÌëÓöÊŸ ĵ§Ð Ó¥µò¼ ûÕ÷µèÐÞÎ ¥µò¼·Â絧ÎâÍ ½ÊÎа×â· °×²°×Ò S a t e e h U 4 t ·Â絫¼ ˧¾ª» m o .c ·Âçµú»ôÒÕÊù·÷µ¬Æ¥ ÂÏçÈãµØÌäÆ CD7642CS VCC =1.3V ICCQ =0.2mA AGC§ Î ¶ · Ã Ó ÷ × ß¸È¶ôÃéÁ TO-92 ÷õËŽýÒëÓ¼Íò¿ÜĦ¹ 2. 2.1¼ Í ò ¿ Ü Ä ¦ ¹ »º³å ¸ß·Å ¸ß·Å 1 2.2 ÷ à µ Ë Å ½ ý Ò Å½ýÒ 1 2 ·û ºÅ GND INRF 3. ÔÐØÌçµ 3.1 ý Ê Î ² Þ Ï « ¼ ¨¶æ¹ÐÓíÁÇ·ý³ ¹Ñçµ´Ôçµ È¶Âγ¾·»÷פ¹ ȶÂÎæ´üÖ w ²Î Êý w Ãû ³Æ w t a .D ¹¦ ÄÜ µØ ëÈäʵÆ߸ ·û ºÅ VCC Tamb Tstg S a 2 ¶î e h ¸ß·Å ŽýÒ 3 U 4 t e ¼ì²¨ ·û ºÅ OUTAF .c 3 m o ¹¦ ö³äʵÆôÒ ÄÜ Tamb= 25 ¶¨ Öµ µ¥ 6 -10 ~ 60 -55 ~150 »Î V ÎÞÎý»ª¾§Î¢µç×ӹɷÝÓÐÏÞ¹«Ë¾ ·Öص ·ÂªÏºÁÐÊýÎÞ ¡ÊÕË-½ 14 ºÅ °»çµ µÚ 1 Ò³ 0510 5807123-5542 ¹² 4Ò³ w w w æÕ«´ .D a 0510 S a t e e h U 4 t m o .c 5803016 »ª¾§Ë«¼µç· CD7642CS 3.2 Ô Ð Ø Ì ç µ ¨¶æ¹ÐÓíÁÇ·ý³ ²Î Êý Ãû ³Æ ·û ºÅ ²â ÊÔ Ìõ ¼þ VI = 0 VOD = 3mV VI = 10mV VCC ICCQ RI SM VOD A ¹Ñçµ´Ôçµ ÷Á絬̲¾ è×çµëÈäÊ È¶ôÃéÁó´î× ¹Ñçµö³äʨ²ì¼ AGC § Î ¶ · Tamb= 25 VCC= 1.3V fm = 1kHz fO = 1MHz AM 30% ¹æ ¡Ðî× 1.2 0.14 ÍÐäµ 1.3 0.20 3 600 15 30 ·¶ Öµ ó´î× 1.6 0.30 µ¥ λ V mA M uV mV dB 5 30 4. ·ÂßÏÔÊâ² 1 50 G 50 100k 1.5k 0.015uF 2 CD7642CS 3 A Vcc (1.3V) V 0.33uF ~ 5. ·ÂßÏÃÓ¦ Vcc =1.2 1.5V 820k 1.5k 7.5k 1k 1 140pF 7pF 2 CD7642CS 3 0.1uF 100k 0.01uF 1.5uF ͼ 5.1 µÚ 2 Ò³ ¹² 4 Ò³ 30k »ª¾§Ë«¼µç· CD7642CS 1.5M 1 140pF 7pF 50pF 2 CD7642CS 3 0.1uF 100k 0.01uF 0.15uF ͼ 5.2 1k 140pF 7pF 2 CD7642CS 3 0.1uF 270 ...