document.getElementById("div_canshu").innerHTML="<div style='font-weight:bold; font-size:13px;'>规格选型<\/div><div style='width:700px;overflow-x:scroll;'><table><tr style='white-space:nowrap;'><td>封装/外壳<\/td><td>制造商<\/td><td>安装类型<\/td><td>工作温度<\/td><td>类型<\/td><td>系列<\/td><td>包装<\/td><td>零件状态<\/td><td>电压 - 电源<\/td><td>供应商器件封装<\/td><td>特性<\/td><td>配置<\/td><td>输入类型<\/td><td>输入数<\/td><td>参考类型<\/td><td>电压源<\/td><td>分辨率（位）<\/td><td>数据接口<\/td><td>采样率（每秒）<\/td><td>电压 - 电源，数字<\/td><\/tr><tr><td><select name='PV' id='USA1PV2' multiple><option value='2_22130'>16-SOIC（0.295\"，7.50mm 宽）<\/option><option value='2_17515'>20-DIP（0.300\"，7.62mm）<\/option><option value='2_10228'>20-SOIC（0.295\"，7.50mm 宽）<\/option><option value='2_19039'>20-SSOP（0.209\"，5.30mm 宽）<\/option><option value='2_16356'>24-SOIC（0.295\"，7.50mm 宽）<\/option><option value='2_140139'>28-CDIP（0.605\"，15.37mm）<\/option><option value='2_19729'>28-SOIC（0.295\"，7.50mm 宽）<\/option><option value='2_33731'>28-SSOP（0.154\"，3.90mm 宽）<\/option><option value='2_21480'>28-SSOP（0.209\"，5.30mm 宽）<\/option><option value='2_24820'>28-WFQFN 裸露焊盘<\/option><option value='2_25171'>32-LQFP<\/option><option value='2_19818'>32-WFQFN 裸露焊盘<\/option><option value='2_37042'>32-WFQFN 裸露焊盘，CSP<\/option><option value='2_39778'>44-QFP<\/option><option value='2_29455'>48-TQFP<\/option><option value='2_38376'>48-WFQFN 裸露焊盘<\/option><option value='2_30464'>64-TQFP 裸露焊盘<\/option><option value='2_42628'>64-WFQFN 裸露焊盘<\/option><option value='2_15889'>8-DIP（0.300\"，7.62mm）<\/option><option value='2_12784'>8-SMD，鸥翼型<\/option><option value='2_31118'>8-SOIC（0.268\"，6.81mm 宽）<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV2\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV3' multiple><option value='3_13791'>Analog Devices Inc.<\/option><option value='3_6932'>Broadcom Limited<\/option><option value='3_7471'>Exar Corporation<\/option><option value='3_21436'>Linear Technology<\/option><option value='3_15684'>Maxim Integrated<\/option><option value='3_6020'>Texas Instruments<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV3\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV4' multiple><option value='4_4'>表面贴装<\/option><option value='4_47'>通孔<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV4\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV6' multiple><option value='6_60'>0°C ~ 70°C<\/option><option value='6_207'>-40°C ~ 105°C<\/option><option value='6_141'>-40°C ~ 125°C<\/option><option value='6_37'>-40°C ~ 85°C<\/option><option value='6_2089'>-55°C ~ 85°C<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV6\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV7' multiple><option value='7_33250'>调制器<\/option><option value='7_29672'>隔离模块<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV7\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV8' multiple><option value='8_10'>-<\/option><option value='8_25671'>iCoupler?<\/option><option value='8_39631'>PulSAR?<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV8\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV9' multiple><option value='9_183'>带卷（TR）&nbsp;<\/option><option value='9_815'>管件&nbsp;<\/option><option value='9_9'>剪切带（CT）&nbsp;<\/option><option value='9_971'>托盘&nbsp;<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV9\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV16' multiple><option value='16_80'> 已不再提供<\/option><option value='16_5107'>不可用于新设计<\/option><option value='16_34000'>过期<\/option><option value='16_11211'>上次购买时间<\/option><option value='16_16'>在售<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV16\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV21' multiple><option value='21_114557'>3 V ~ 5.5 V，4.5 V ~ 5.25 V<\/option><option value='21_37659'>3 V ~ 5.5 V，4.5 V ~ 5.5 V<\/option><option value='21_28747'>3.3 V ~ 5.5 V<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV21\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV28' multiple><option value='28_8621'>16-SOIC<\/option><option value='28_17514'>20-PDIP<\/option><option value='28_10229'>20-SOIC<\/option><option value='28_19040'>20-SSOP<\/option><option value='28_16355'>24-SOIC<\/option><option value='28_86320'>28-CDIP<\/option><option value='28_19730'>28-SOIC<\/option><option value='28_21481'>28-SSOP<\/option><option value='28_34449'>28-TQFN（5x5）<\/option><option value='28_37040'>32-LFCSP-WQ（5x5）<\/option><option value='28_21735'>32-QFN（5x5）<\/option><option value='28_22012'>32-TQFP（7x7）<\/option><option value='28_39777'>44-MQFP（10x10）<\/option><option value='28_27270'>48-QFN（7x7）<\/option><option value='28_27178'>48-TQFP（7x7）<\/option><option value='28_30462'>64-HTQFP（10x10）<\/option><option value='28_28767'>64-QFN（9x9）<\/option><option value='28_16904'>8-DIP<\/option><option value='28_17993'>8-DIP 鸥翼型<\/option><option value='28_31703'>8-SO 伸展式<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV28\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV44' multiple><option value='44_10'>-<\/option><option value='44_26767'>PGA<\/option><option value='44_31927'>同步采样<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV44\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV62' multiple><option value='62_22523'>ADC<\/option><option value='62_18732'>S/H-ADC<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV62\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV151' multiple><option value='151_7818'>差分<\/option><option value='151_26914'>差分，单端<\/option><option value='151_7163'>单端<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV151\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV283' multiple><option value='283_851'>1<\/option><option value='283_1275'>2<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV283\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV366' multiple><option value='366_12788'>内部<\/option><option value='366_17700'>外部<\/option><option value='366_26797'>外部， 内部<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV366\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV476' multiple><option value='476_9281'>单电源<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV476\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV716' multiple><option value='716_23741'>16 b<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV716\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV717' multiple><option value='717_10'>-<\/option><option value='717_50272'>LVDS - 串行<\/option><option value='717_9342'>并联<\/option><option value='717_19821'>串行<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV717\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV718' multiple><option value='718_37723' selected='selected'>10m<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV718\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><td><select name='PV' id='USA1PV785' multiple><option value='785_51275'>2.37 V ~ 2.63 V<\/option><\/select><br \/><span onclick='clearsel(\"USA1PV785\");' style='cursor:pointer; color:#F00;white-space:nowrap;'>重新选择<\/span><\/td><\/tr><\/table><\/div>";
function clearsel(nameid)
{
var PV=document.getElementById(nameid);
	for(var i=0;i<PV.length;i++)
    {
    	if(PV[i].selected==true)
        	PV[i].selected=false;
    }
}