J-K型触发器

异步和同步系统之间的稳健连接

触发器是数字电子产品中的基本存储元件。触发器只允许输出在边沿转变时发生改变,因此可在异步和同步系统之间提供稳健连接。它们具备正边沿或负边沿触发选项,进一步提升了设计灵活性。

主要特性和优势

  • 5 V和3.3 V混合型应用
  • 通过集成式端接电阻改善信号完整度
  • 高抗扰度
  • 直通式引脚配置,便于布局布线
  • 宽电源电压范围
  • 低传播延迟
  • 过压容限输入选项
  • 集成式源端接电阻选项
  • 总线保持选项

关键应用

  • 分频
  • 控制延迟
  • 异步和同步系统之间的接口

参数搜索

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产品

型号 描述 状态 快速访问
74HC(T)107 Dual JK flip-flop with reset; negative-edge trigger ACT
74HC107D Dual JK flip-flop with reset; negative-edge trigger Production
74HC107DB Dual JK flip-flop with reset; negative-edge trigger Not for design in
74HC107PW Dual JK flip-flop with reset; negative-edge trigger Production
74HCT107D Dual JK flip-flop with reset; negative-edge trigger Production
74HC(T)109 Dual JK flip-flop with set and reset; positive-edge trigger ACT
74HC109D Dual JK flip-flop with set and reset; positive-edge trigger Production
74HC109DB Dual JK flip-flop with set and reset; positive-edge trigger Not for design in
74HCT109D Dual JK flip-flop with set and reset; positive-edge trigger Production
74HCT109DB Dual JK flip-flop with set and reset; positive-edge trigger Not for design in
74HCT109PW Dual JK flip-flop with set and reset; positive-edge trigger Production
74HC(T)112 dual JK flip-flop with set and reset; negative-edge trigger ACT
74HC112D dual JK flip-flop with set and reset; negative-edge trigger Production
74HC112DB dual JK flip-flop with set and reset; negative-edge trigger Not for design in
74HC112PW dual JK flip-flop with set and reset; negative-edge trigger Production
74HCT112D dual JK flip-flop with set and reset; negative-edge trigger Production
74HCT112DB dual JK flip-flop with set and reset; negative-edge trigger Not for design in
74HCT112PW dual JK flip-flop with set and reset; negative-edge trigger Production
74HC73 Dual JK flip-flop with reset; negative-edge trigger ACT
74HC73D Dual JK flip-flop with reset; negative-edge trigger Production
74HC73DB Dual JK flip-flop with reset; negative-edge trigger Not for design in
74HC73PW Dual JK flip-flop with reset; negative-edge trigger Production
HEF4027B Dual JK flip-flop ACT
HEF4027BT Dual JK flip-flop Production

Marcom graphics (1)

文件名称 标题 类型 日期
TSSOP16_SOT403-1_mk plastic, thin shrink small outline package; 16 leads; 0.65 mm pitch; 5 mm x 4.4 mm x 1.1 mm body Marcom graphics 2017-01-28

Selection guide (1)

文件名称 标题 类型 日期
nexperia_selection_guide_2019_201901 Selection guide 2019. Discretes, Logic and MOSFETs Selection guide 2018-12-12

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