双极性晶体管

二极管

ESD保护、TVS、滤波和信号调节ESD保护

MOSFET

氮化镓场效应晶体管(GaN FET)

绝缘栅双极晶体管(IGBTs)

模拟和逻辑IC

汽车应用认证产品(AEC-Q100/Q101)

二进制计数器/定时器

二进制计数器的定时解决方案

许多电路都依靠二进制计数器来定时，因此我们的器件系列为您提供众多选择，可满足多种应用的需求。这些解决方案采用低功耗CMOS技术构建，包括波纹、可编程和可预设等多种选项。

主要特性和优势

  • 时钟生成
  • 时钟分频
  • 集成式振荡器
  • 低功耗CMOS
  • TTL兼容输入

关键应用

  • 定时应用
  • 时钟

Parametric search

Binary counters/timers
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Products

Type number Description Status Quick access
74HC161 Presettable synchronous 4-bit binary counter; asynchronous reset ACT
74HC161D Presettable synchronous 4-bit binary counter; asynchronous reset Production
74HC161PW Presettable synchronous 4-bit binary counter; asynchronous reset Production
74HC163; 74HCT163 Presettable synchronous 4-bit binary counter; synchronous reset ACT
74HC163D Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74HC163DB Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74HC163PW Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74HCT163D Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74HCT163DB Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74HCT163PW Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74HC191 Presettable synchronous 4-bit binary up/down counter ACT
74HC191D Presettable synchronous 4-bit binary up/down counter Production
74HC191DB Presettable synchronous 4-bit binary up/down counter EndOfLife
74HC191PW Presettable synchronous 4-bit binary up/down counter Production
74HC193; 74HCT193 Presettable synchronous 4-bit binary up/down counter ACT
74HC193D Presettable synchronous 4-bit binary up/down counter Production
74HC193DB Presettable synchronous 4-bit binary up/down counter EndOfLife
74HC193PW Presettable synchronous 4-bit binary up/down counter Production
74HCT193D Presettable synchronous 4-bit binary up/down counter Production
74HCT193DB Presettable synchronous 4-bit binary up/down counter EndOfLife
74HCT193PW Presettable synchronous 4-bit binary up/down counter Production
74HC393; 74HCT393 Dual 4-bit binary ripple counter ACT
74HC393BQ Dual 4-bit binary ripple counter Production
74HC393D Dual 4-bit binary ripple counter Production
74HC393DB Dual 4-bit binary ripple counter EndOfLife
74HC393PW Dual 4-bit binary ripple counter Production
74HCT393BQ Dual 4-bit binary ripple counter Production
74HCT393D Dual 4-bit binary ripple counter Production
74HCT393DB Dual 4-bit binary ripple counter EndOfLife
74HCT393PW Dual 4-bit binary ripple counter Production
74HC40103 8-bit synchronous binary down counter ACT
74HC40103D 8-bit synchronous binary down counter Production
74HC40103PW 8-bit synchronous binary down counter Production
74HC4020; 74HCT4020 14-stage binary ripple counter ACT
74HC4020BQ 14-stage binary ripple counter Production
74HC4020D 14-stage binary ripple counter Production
74HC4020DB 14-stage binary ripple counter EndOfLife
74HC4020PW 14-stage binary ripple counter Production
74HCT4020BQ 14-stage binary ripple counter Production
74HCT4020D 14-stage binary ripple counter Production
74HCT4020DB 14-stage binary ripple counter EndOfLife
74HCT4020PW 14-stage binary ripple counter Production
74HC4024 7-stage binary ripple counter ACT
74HC4024D 7-stage binary ripple counter Production
74HC4024PW 7-stage binary ripple counter EndOfLife
74HC4040; 74HCT4040 12-stage binary ripple counter ACT
74HC4040BQ 12-stage binary ripple counter Production
74HC4040D 12-stage binary ripple counter Production
74HC4040DB 12-stage binary ripple counter EndOfLife
74HC4040PW 12-stage binary ripple counter Production
74HCT4040BQ 12-stage binary ripple counter Production
74HCT4040D 12-stage binary ripple counter Production
74HCT4040DB 12-stage binary ripple counter EndOfLife
74HCT4040PW 12-stage binary ripple counter Production
74HC4060; 74HCT4060 14-stage binary ripple counter with oscillator ACT
74HC4060BQ 14-stage binary ripple counter with oscillator Production
74HC4060D 14-stage binary ripple counter with oscillator Production
74HC4060DB 14-stage binary ripple counter with oscillator EndOfLife
74HC4060PW 14-stage binary ripple counter with oscillator Production
74HCT4060BQ 14-stage binary ripple counter with oscillator Production
74HCT4060D 14-stage binary ripple counter with oscillator Production
74HCT4060DB 14-stage binary ripple counter with oscillator EndOfLife
74HC4520; 74HCT4520 Dual 4-bit synchronous binary counter ACT
74HC4520D Dual 4-bit synchronous binary counter Production
74HC4520DB EndOfLife
74HC4520PW Dual 4-bit synchronous binary counter Production
74HCT4520D Dual 4-bit synchronous binary counter Production
74HCT4520DB EndOfLife
74HC5555; 74HCT5555 Programmable delay timer with oscillator ACT
74HC5555D Programmable delay timer with oscillator EndOfLife
74HC590 8-bit binary counter with output register; 3-state ACT
74HC590BQ 8-bit binary counter with output register; 3-state Production
74HC590D 8-bit binary counter with output register; 3-state Production
74HC590PW 8-bit binary counter with output register; 3-state Production
74HC6323A; 74HCT6323A Programmable ripple counter with oscillator; 3-state ACT
74HC6323AD Programmable ripple counter with oscillator; 3-state EndOfLife
74HCT6323AD Programmable ripple counter with oscillator; 3-state EndOfLife
74LV393 Dual 4-bit binary ripple counter ACT
74LV393D Dual 4-bit binary ripple counter Production
74LV393DB EndOfLife
74LV393PW Dual 4-bit binary ripple counter Production
74LV4060 14-stage binary ripple counter with oscillator ACT
74LV4060D 14-stage binary ripple counter with oscillator Production
74LV4060DB EndOfLife
74LV4060PW 14-stage binary ripple counter with oscillator Production
74LVC161 Presettable synchronous 4-bit binary counter; asynchronous reset ACT
74LVC161BQ Presettable synchronous 4-bit binary counter; asynchronous reset Production
74LVC161D Presettable synchronous 4-bit binary counter; asynchronous reset Production
74LVC161DB Presettable synchronous 4-bit binary counter; asynchronous reset EndOfLife
74LVC161PW Presettable synchronous 4-bit binary counter; asynchronous reset Production
74LVC163 Presettable synchronous 4-bit binary counter; synchronous reset ACT
74LVC163BQ Presettable synchronous 4-bit binary counter; synchronous reset Production
74LVC163D Presettable synchronous 4-bit binary counter; synchronous reset Production
74LVC163DB Presettable synchronous 4-bit binary counter; synchronous reset EndOfLife
74LVC163PW Presettable synchronous 4-bit binary counter; synchronous reset Production
HEF4020B 14-stage binary counter ACT
HEF4020BT 14-stage binary counter Production
HEF4040B 12-stage binary ripple counter ACT
HEF4040BT 12-stage binary ripple counter Production
HEF4520B Dual binary counter ACT
HEF4520BT Dual binary counter Production
HEF4521B 24-stage frequency divider and oscillator ACT
HEF4521BT 24-stage frequency divider and oscillator Production
HEF4541B Programmable timer ACT
HEF4541BT Programmable timer Production
74HC161DB EndOfLife
Visit our documentation center for all documentation

Marcom graphics (1)
File name Title Type Date
DHVQFN14_SOT762-1_mk.png plastic, dual in-line compatible thermal enhanced very thin quad flat package; no leads; 14 terminals; 0.5 mm pitch; 2.5 mm x 3 mm x 0.85 mm body Marcom graphics 2017-01-28

Selection guide (1)
File name Title Type Date
Nexperia_Selection_guide_2023.pdf Nexperia Selection Guide 2023 Selection guide 2023-05-10

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Cross reference