国产视频在线一区-国产视频自拍偷拍-国产视频综合-国产视频最新-国产舐足视频在线观看-国产手机精品a

億金電子有限公司

[設置首頁][添加收藏][網站地圖]
訂購熱線:0755-27876565
聯系我們:電話: 0755-27876565手機: 189 2460 0166Q Q: 857950243立即咨詢郵箱: yijindz@163.com
首頁晶振行業動態 Ecliptek用于節能MCU的音叉晶體EB13K2C2H-32.768K

Ecliptek用于節能MCU的音叉晶體EB13K2C2H-32.768K

來源:http://m.sdyoujian.cn 作者:億金電子 2022年05月05
       在過去的兩年中,供應鏈的挑戰使得具有較低電鍍負載的行業標準3.2x1.5mm和2.0x1.2mm音叉石英晶體的大批量供應變得非常復雜。但是,Abracon的1.6x1.0x0.5mmABS05鍍4.0pF可以輕松替代當前節能MCU和其他大猩猩芯片組設計中的更大尺寸替代品,而不會犧牲性能要求或增加額外的設計壓力。它還可以在較新的設計中進一步減少消耗的表面積。此外,設計人員可能希望在他們的設計中考慮全面、包羅萬象的焊盤圖案。
EB13K2C2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±100ppm 0°Cto+70°C
EB13K2D2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±50ppm 0°Cto+70°C
EB13K2E2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±25ppm 0°Cto+70°C
EB13K2F2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±20ppm 0°Cto+70°C
EB13K2G2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±100ppm -40°Cto+85°C
EB13K2H2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±50ppm -40°Cto+85°C
EB13K2J2H-32.768K CMOS 3.3Vdc SMD2.0mmx2.5mm ±25ppm -40°Cto+85°C
EB13K4C2H-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±100ppm 0°Cto+70°C
EB13K4D2H-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±50ppm 0°Cto+70°C
EB13K4E2H-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±25ppm 0°Cto+70°C
EB13K4G2H-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±100ppm -40°Cto+85°C
EB13K4H2H-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±50ppm -40°Cto+85°C
EB13K4J2H-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±25ppm -40°Cto+85°C
EB13K5C2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±100ppm 0°Cto+70°C
EB13K5D2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±50ppm 0°Cto+70°C
EB13K5E2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±25ppm 0°Cto+70°C
EB13K5F2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±20ppm 0°Cto+70°C
EB13K5G2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±100ppm -40°Cto+85°C
EB13K5H2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±50ppm -40°Cto+85°C
EB13K5J2H-32.768K CMOS 3.3Vdc SMD3.2mmx5.0mm ±25ppm -40°Cto+85°C
EB13K7C2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±100ppm 0°Cto+70°C
EB13K7D2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±50ppm 0°Cto+70°C
EB13K7E2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±25ppm 0°Cto+70°C
EB13K7F2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±20ppm 0°Cto+70°C
EB13K7G2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±100ppm -40°Cto+85°C
EB13K7H2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±50ppm -40°Cto+85°C
EB13K7J2H-32.768K CMOS 3.3Vdc SMD5.0mmx7.0mm ±25ppm -40°Cto+85°C
EB15K2C2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±100ppm 0°Cto+70°C
EB15K2D2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±50ppm 0°Cto+70°C
EB15K2E2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±25ppm 0°Cto+70°C
        在過去的兩年中,供應鏈的挑戰使得具有較低電鍍負載的行業標準3.2x1.5mm和2.0x1.2mm音叉石英晶體的大批量供應變得非常復雜。Abracon晶振考慮到這一挑戰,開發了其微型ABS05系列的4.0pF鍍層版本。
EB15K2F2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±20ppm 0°Cto+70°C
EB15K2G2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±100ppm -40°Cto+85°C
EB15K2H2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±50ppm -40°Cto+85°C
EB15K2J2H-32.768K CMOS 2.5Vdc SMD2.0mmx2.5mm ±25ppm -40°Cto+85°C
EB15K4C2H-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±100ppm 0°Cto+70°C
EB15K4D2H-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±50ppm 0°Cto+70°C
EB15K4E2H-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±25ppm 0°Cto+70°C
EB15K4G2H-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±100ppm -40°Cto+85°C
EB15K4H2H-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±50ppm -40°Cto+85°C
EB15K4J2H-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±25ppm -40°Cto+85°C
EB15K5C2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±100ppm 0°Cto+70°C
EB15K5D2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±50ppm 0°Cto+70°C
EB15K5E2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±25ppm 0°Cto+70°C
EB15K5F2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±20ppm 0°Cto+70°C
EB15K5G2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±100ppm -40°Cto+85°C
EB15K5H2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±50ppm -40°Cto+85°C
EB15K5J2H-32.768K CMOS 2.5Vdc SMD3.2mmx5.0mm ±25ppm -40°Cto+85°C
EB15K7C2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±100ppm 0°Cto+70°C
EB15K7D2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±50ppm 0°Cto+70°C
EB15K7E2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±25ppm 0°Cto+70°C
EB15K7F2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±20ppm 0°Cto+70°C
EB15K7G2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±100ppm -40°Cto+85°C
EB15K7H2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±50ppm -40°Cto+85°C
EB15K7J2H-32.768K CMOS 2.5Vdc SMD5.0mmx7.0mm ±25ppm -40°Cto+85°C
EB16K2C2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±100ppm 0°Cto+70°C
EB16K2D2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±50ppm 0°Cto+70°C
EB16K2E2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±25ppm 0°Cto+70°C
EB16K2F2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±20ppm 0°Cto+70°C
EB16K2G2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±100ppm -40°Cto+85°C
EB16K2H2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±50ppm -40°Cto+85°C
         Abracon的ABS07系列3.2x15x0.9毫米音叉石英晶體已成為從工業和醫療電子產品到消費物聯網小工具的廣泛應用中使用的工作室解決方案。隨著下一代MCU的使用已經站穩腳跟,對ABS07的較低電鍍負載(低至4.0pF)版本的需求獲得了動力。
        同時,業界不斷追求終端產品設計小型化的趨勢已經讓位于以Abracon的ABS06系列產品為代表的2.0x1.2x0.6毫米音叉石英晶體的需求。特別是Abracon的4.0pF電鍍負載的ABS06-107引起了廣泛關注。它提供了較低電鍍負載與優化等效串聯電阻(ESR)性能的獨特組合,使其非常適合節能大猩猩芯片。
EB16K2J2H-32.768K CMOS 1.8Vdc SMD2.0mmx2.5mm ±25ppm -40°Cto+85°C
EB16K4C2H-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±100ppm 0°Cto+70°C
EB16K4D2H-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±50ppm 0°Cto+70°C
EB16K4E2H-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±25ppm 0°Cto+70°C
EB16K4G2H-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±100ppm -40°Cto+85°C
EB16K4H2H-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±50ppm -40°Cto+85°C
EB16K4J2H-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±25ppm -40°Cto+85°C
EMRB61B-32.768K CMOS 1.8Vdc SMD1.2mmx2.0mm ±75ppm -10°Cto+70°C
EMRB61C-32.768K CMOS 1.8Vdc SMD1.2mmx2.0mm ±100ppm -40°Cto+85°C
EMRB62B-32.768K CMOS 2.5Vdc SMD1.2mmx2.0mm ±75ppm -10°Cto+70°C
EMRB62C-32.768K CMOS 2.5Vdc SMD1.2mmx2.0mm ±100ppm -40°Cto+85°C
EMRB63B-32.768K CMOS 3.3Vdc SMD1.2mmx2.0mm ±75ppm -10°Cto+70°C
EMRB63C-32.768K CMOS 3.3Vdc SMD1.2mmx2.0mm ±100ppm -40°Cto+85°C
EMRB64B-32.768K CMOS 2.8Vdc SMD1.2mmx2.0mm ±75ppm -10°Cto+70°C
EMRB64C-32.768K CMOS 2.8Vdc SMD1.2mmx2.0mm ±100ppm -40°Cto+85°C
EMRB65B-32.768K CMOS 3.0Vdc SMD1.2mmx2.0mm ±75ppm -10°Cto+70°C
EMRB65C-32.768K CMOS 3.0Vdc SMD1.2mmx2.0mm ±100ppm -40°Cto+85°C
EMRB81B-32.768K CMOS 1.8Vdc CSP0.8mmx1.5mm ±75ppm -10°Cto+70°C
EMRB81C-32.768K CMOS 1.8Vdc CSP0.8mmx1.5mm ±100ppm -40°Cto+85°C
EMRB82B-32.768K CMOS 2.5Vdc CSP0.8mmx1.5mm ±75ppm -10°Cto+70°C
EMRB82C-32.768K CMOS 2.5Vdc CSP0.8mmx1.5mm ±100ppm -40°Cto+85°C
EMRB83B-32.768K CMOS 3.3Vdc CSP0.8mmx1.5mm ±75ppm -10°Cto+70°C
EMRB83C-32.768K CMOS 3.3Vdc CSP0.8mmx1.5mm ±100ppm -40°Cto+85°C
EMRB84B-32.768K CMOS 2.8Vdc CSP0.8mmx1.5mm ±75ppm -10°Cto+70°C
EMRB84C-32.768K CMOS 2.8Vdc CSP0.8mmx1.5mm ±100ppm -40°Cto+85°C
EMRB85B-32.768K CMOS 3.0Vdc CSP0.8mmx1.5mm ±75ppm -10°Cto+70°C
EMRB85C-32.768K CMOS 3.0Vdc CSP0.8mmx1.5mm ±100ppm -40°Cto+85°C
        ECLIPTEK Crystal是頻率控制市場公認的市場領導者。Ecliptek品牌專注于快速轉向可編程晶體和MEMS振蕩器設備,可縮短上市時間并消除較長的交貨時間。Ecliptek由Abracon提供支持,Abracon提供最新的技術設計支持和全球供應鏈靈活性,以解決客戶當今面臨的獨特挑戰。
        然而,1.6x1.0x0.5mm的ABS05系列可以輕松替換當前設計中較大尺寸的ABS06和ABS07系列,而不會犧牲性能要求或增加額外的設計壓力。它還可以在較新的設計中進一步減少消耗的表面積。
EMTB81A3D-32.768K CMOS 1.8Vdc CSP0.8mmx1.5mm ±5.0ppm 0°Cto+70°C
EMTB81A8D-32.768K CMOS 1.8Vdc CSP0.8mmx1.5mm ±5.0ppm -40°Cto+85°C
EMTB82A3D-32.768K CMOS 2.5Vdc CSP0.8mmx1.5mm ±5.0ppm 0°Cto+70°C
EMTB82A8D-32.768K CMOS 2.5Vdc CSP0.8mmx1.5mm ±5.0ppm -40°Cto+85°C
EMTB83A3D-32.768K CMOS 3.3Vdc CSP0.8mmx1.5mm ±5.0ppm 0°Cto+70°C
EMTB83A8D-32.768K CMOS 3.3Vdc CSP0.8mmx1.5mm ±5.0ppm -40°Cto+85°C
EMTB84A3D-32.768K CMOS 2.8Vdc CSP0.8mmx1.5mm ±5.0ppm 0°Cto+70°C
EMTB84A8D-32.768K CMOS 2.8Vdc CSP0.8mmx1.5mm ±5.0ppm -40°Cto+85°C
EMTB85A3D-32.768K CMOS 3.0Vdc CSP0.8mmx1.5mm ±5.0ppm 0°Cto+70°C
EMTB85A8D-32.768K CMOS 3.0Vdc CSP0.8mmx1.5mm ±5.0ppm -40°Cto+85°C
EQTB31D1DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+50°C
EQTB31D2DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm -10°Cto+60°C
EQTB31D3DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+70°C
EQTB31D4DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm -20°Cto+70°C
EQTB31D5DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+60°C
EQTB31D6DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+75°C
EQTB31D7DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+85°C
EQTB31D8DH-32.768K CMOS 1.8Vdc SMD2.5mmx3.2mm ±5.0ppm -40°Cto+85°C
EQTB32D1DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+50°C
EQTB32D2DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm -10°Cto+60°C
        采用最先進的調諧技術,ABS05器件現在可提供±20ppm和±25ppm的設置容差,有效的振蕩器環路負載電容為4.0pF。此外,ESR經過優化以保持最大90kΩ的閾值,在與最新的節能MCU和其他大猩猩芯片組配合時實現穩健運行。
        此外,由于最近的供應鏈問題,設計人員可能希望在他們的設計中考慮全面、包羅萬象的焊盤圖案。這種方法通過在同一布局中使用ABS07、ABS06或ABS05封裝來滿足設計要求,從而提供了設計靈活性。
EQTB32D3DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+70°C
EQTB32D4DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm -20°Cto+70°C
EQTB32D5DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+60°C
EQTB32D6DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+75°C
EQTB32D7DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+85°C
EQTB32D8DH-32.768K CMOS 2.5Vdc SMD2.5mmx3.2mm ±5.0ppm -40°Cto+85°C
EQTB33D1DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+50°C
EQTB33D2DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm -10°Cto+60°C
EQTB33D3DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+70°C
EQTB33D4DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm -20°Cto+70°C
EQTB33D5DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+60°C
EQTB33D6DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+75°C
EQTB33D7DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+85°C
EQTB33D8DH-32.768K CMOS 3.3Vdc SMD2.5mmx3.2mm ±5.0ppm -40°Cto+85°C
EQTB35D1DH-32.768K CMOS 3.0Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+50°C
EQTB35D2DH-32.768K CMOS 3.0Vdc SMD2.5mmx3.2mm ±5.0ppm -10°Cto+60°C
EQTB35D3DH-32.768K CMOS 3.0Vdc SMD2.5mmx3.2mm ±5.0ppm 0°Cto+70°C
EQTB35D4DH-32.768K CMOS 3.0Vdc SMD2.5mmx3.2mm ±5.0ppm -20°Cto+70°C
EQTB35D5DH-32.768K CMOS 3.0Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+60°C
EQTB35D6DH-32.768K CMOS 3.0Vdc SMD2.5mmx3.2mm ±5.0ppm -30°Cto+75°C
        Abracon,LLC成立于1992年,是無源元件的行業領導者,通過全球分銷網絡提供頻率控制和定時設備、射頻和天線以及電感器和連接解決方??案。Abracon總部位于德克薩斯州斯派斯伍德,在全球擁有銷售、工程和運營團隊。Abracon晶振以服務、質量和技術專長為公司核心,為AELCrystals、Ecliptek、Fox、ILSI和ProAnt品牌提供支持,同時在通信、運輸、工業、醫療、消費、航空航天等市場實現創新的互聯物聯網解決方案和防御,以及超越。訪問m.sdyoujian.cn了解更多信息。
EQTB35D7DH-32.768K CMOS 3.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -30°C to +85°C
EQTB35D8DH-32.768K CMOS 3.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -40°C to +85°C
EQTB3AD1DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm 0°C to +50°C
EQTB3AD2DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -10°C to +60°C
EQTB3AD3DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm 0°C to +70°C
EQTB3AD4DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -20°C to +70°C
EQTB3AD5DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -30°C to +60°C
EQTB3AD6DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -30°C to +75°C
EQTB3AD7DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -30°C to +85°C
EQTB3AD8DH-32.768K CMOS 5.0Vdc SMD 2.5mm x 3.2mm ±5.0ppm -40°C to +85°C

正在載入評論數據...

發表評論:

姓名:
郵箱:
正文:

歡迎參與討論,請在這里發表您的看法、交流您的觀點。

誠征下列地區 晶振 | 石英晶振 | 圓柱晶振 | 貼片晶振 | 陶瓷晶振 | 石英晶體諧振器 | 頻率元件 的合作伙伴:
深圳市 廣州市 北京 上海 東莞 佛山 中山 順德 珠海 杭州 溫州 武漢 長沙 南京 大連 長春 西安 鄭州 澳門 沈陽 南寧 昆明 濟南 重慶 成都
kf
kf
close
kf 億金微信號
主站蜘蛛池模板: 欧美夜夜撸 | 日韩一区国产二区欧美三区 | 四虎国产精品永久一区 | 国产成人久久精品区一区二区 | 一区二区日本 | 婷婷中文在线 | 亚洲悠悠色综合中文字幕 | 成人国产一区二区三区精品 | 日本xxxx色视频在线观看免 | 久久精品国产久精国产果冻传媒 | 999国产精品999久久久久久 | 国产农村精品一级毛片视频 | 日日干日日爽 | 久久国产亚洲观看 | 亚洲精品第一国产综合高清 | 四虎影视免费观看 | julia中文字幕在线观看 | 麻豆久久精品免费看国产 | 国产在线精品一区二区三区不卡 | 国产亚洲精品久久久久久小说 | 在线看日韩 | 美女粉逼| 亚洲国产精品乱码一区二区三区 | 国内久久 | 奇米第九色 | 成人交性视频免费看 | 这里只有精品在线播放 | 波多野结衣一区二区三区在线观看 | 曰本女人性配视频 | 欧美亚洲国产精品久久第一页 | 日韩毛片高清在线看 | 97se亚洲综合| 久久91综合国产91久久精品 | 日本一区二区三区高清福利视频 | 狠狠激情| 日本成人一区二区三区 | 久草热久草视频 | 性免费网站 | 中文字幕日本一区波多野不卡 | 特级aaa毛片| 99热久久国产精品一区 |