www.DataSheet4U.com
GM7221 ÊÓƵ±àÂëоƬ Êý¾Ý ÊÖ²á
www.DataSheet4U.com
DATA SHEET
GM7221
²úÆ·Ãû³Æ £º ÊÓƵ±àÂëµç·
200...
www.DataSheet4U.com
GM7221 ÊÓƵ±àÂëоƬ Êý¾Ý ÊÖ²á
www.DataSheet4U.com
DATA SHEET
GM7221
²úÆ·Ãû³Æ £º ÊÓƵ±àÂëµç·
2008.09
GM7221
www.DataSheet4U.com
GM7221 °æ±¾¼Ç¼ £º 1.0 оɰ汾¸Ä¶¯±È½Ï £º ¾É°æ µ±Ç°°æ±¾ ÎĵµÒ³Êý ÎĵµÒ³Êý µ±Ç°°æ±¾Ê±¼ä £º 2008 Äê 9 ÔÂ
Ö÷Ìâ £¨ ºÍ¾É°æ±¾Ïà±ÈµÄÖ÷Òª±ä»¯ £©
¼¼ÊõÏúÊÛ·þÎñÈÈÏß £º +86 - 21- 58998693/58994470 ÔÚʹÓùý³ÌÖÐËùÓöµ½ÎÊÌâ»òÉêÇëÃâ·ÑÑùƬ¼°Ë÷È¡Ïà¹Ø½â¾ö·½°¸ Email ÖÁ £º
[email protected] Äú»áµÃµ½¹¤³Ìʦ¿ì½Ý ¡¢ ׼ȷµÄ»Ø´ð .
This specification are subject to be changed without notice. Any latest information please preview http://www.fosvos.com -1-
GM7221
www.DataSheet4U.com
1
¸ÅÊö ÊÓƵ±àÂëµç·Ö÷ҪʵÏÖ½ÓÊÕ 8 λ CCIR656 ¸ñʽµÄ YUV Êý¾Ý £ ¬ £ ¨ ÀýÈç MPEG ½âÂëÊý¾Ý £ © £ ¬
²¢±àÂë³ÉÁÁ¶È Y ºÍÉ«¶ÈÐźŠC£¬ ÒÔ¼°ºÏ³É CVBS ÐźŠ£¬ ¾-¹ý D/A ת»»ºóÊä³ö ¡£ »ù±¾µÄ±àÂë ¹¦ÄÜ°üÀ¨¸±Ôز¨²úÉú £¬ É«²îÐźŵ÷ÖÆ £¬ ͬ²½ÐźÅÄÚ²å ¡£ Ö÷ÒªÓ¦ÓÃÔÚÊÓƵ´¦Àí £¬ ¾üÊÂͼÏñ´¦Àí ¡£ 2
ÌØÕ÷ Áгö¸Ã²úÆ·Ö÷ÒªµÄ¹¦ÄÜÌص㠡¢ ÐÔÄÜÖ¸±ê ¡¢ ·â×°ÐÅÏ¢ºÍÖÊÁ¿µÈ¼¶µÈ ¡£
GM7221 Ö÷Òª¾ß±¸ÈçϹ¦ÄܺÍÌص㠣º a£©
CMOS3.3V b£©Êý×Ö NTSC/PAL ±àÂëÆ÷ c£©Êý¾Ý²¨ÌØÂÊ 13.5MHz d£©¿É½ÓÊÕ 8 λ MPEG ½âÂëÊý¾Ý £¨ ÊäÈëÊý¾Ý¸ñʽΪ CB-Y -CR£¨ CCIR 656£ © £ © e£©3 ¸öÊýģת»» £¨ D/A£ © £ ¨Y¡¢ C¡¢ CVBS£ © £ ¬2 ±¶µÄ¹ý²ÉÑù £¬ 10 λµÄ¾«¶È f£© ÊÊʱ¿ØÖƸ±Ôز¨ g£©´®É«Â˲¨Æ÷ h£©I2C ×ÜÏß¿ØÖÆ £¨ ¿É´ï 400KHz ²¨ÌØÂÊ £© i£© ±àÂëÆ÷¿ÉÔÚÖ÷ /´Óģʽ¹¤×÷ j£© ²ÊÉ«Ìõ²úÉúÆ÷ k£©Down ģʽµÄ DACs l£© ¿É¿Øͬ²½ÐźŵÄÉÏÉýϽµÑØʱ¼äºÍÏûÒþÊä³öÐźŠm£© É«¶È¿ØÖÆ n£©ºÚµçƽ ¡¢ ³¡ÏûÒþ¿ØÖÆ o£©Burst ·ù¶È¿ØÖÆ p£©QFP44 ÌÕ´É ·â×° q£©ÖÊÁ¿µÈ¼¶Îª B ¼¶
3
·â×°¼°Òý½Å¹¦...