二进制计数器可用于生成时钟信号、分频外部时钟信号或在预设数量的时钟脉冲后启动事件,非常适合简单的定时应用。Nexperia高效的解决方案采用低功耗CMOS技术,集成了振荡器和TTL兼容输入。

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

BCD/十进制计数器

二进制计数器/定时器

分频器计数器

选型表下载
Type numberProduct statusFamilyDescriptionVCC (V)Output drive capability (mA)Logic switching levelstpd (ns)fmax (MHz)Power dissipation considerationsTamb (°C)Rth(j-a) (K/W)Ψth(j-top) (K/W)Rth(j-c) (K/W)No of pinsPackage namePackage versionFunction
74AHC1G4208GWProductionAHC(T)8-stage divider andoscillator2 - 5.5± 8CMOS14165low25303 174.18679975TSSOP5SOT353-1Divider counters
74AHC1G4210GWProductionAHC(T)10-stage divider andoscillator2 - 5.5± 8CMOS17165low2530374.39462148174.18679975TSSOP5SOT353-1Counters/frequencydividers
74AHC1G4212GWProductionAHC(T)12-stage divider andoscillator2 - 5.5± 8CMOS20165low2530374.39462148174.18679975TSSOP5SOT353-1Counters/frequencydividers
74AHC1G4214GWProductionAHC(T)14-stage divider andoscillator2 - 5.5± 8CMOS23165low2530374.39462148174.18679975TSSOP5SOT353-1Counters/frequencydividers
74AHC1G4215GWProductionAHC(T)15-stage divider andoscillator2 - 5.5± 8CMOS24165low25303 174.18679975TSSOP5SOT353-1Divider counters
74HC160DProductionHC(T)Presettablesynchronous BCD decade counter; asynchronous reset2.0 - 6.0± 5.2CMOS1855low-40~1256011716SO16SOT109-1BCD/decade counters
74HC191DProductionHC(T)Presettablesynchronous 4-bit binary up/down counter2.0 - 6.0± 5.2CMOS22 low-40~1256712416SO16SOT109-1Binarycounters/timers
74HC191PWProductionHC(T)Presettablesynchronous 4-bit binary up/down counter2.0 - 6.0± 5.2CMOS22 low-40~125102128.616TSSOP16SOT403-1Binarycounters/timers
74HC590BQProductionHC(T)8-bit binary counterwith output register (3-state)2.0 - 6.0± 5.2CMOS19 low-40~1258810.35616DHVQFN16SOT763-1Binarycounters/timers
74HC590DProductionHC(T)8-bit binary counterwith output register (3-state)2.0 - 6.0± 5.2CMOS19 low-40~125877.44616SO16SOT109-1Binarycounters/timers
74HC590PWProductionHC(T)8-bit binary counterwith output register (3-state)2.0 - 6.0± 5.2CMOS19 low-40~1251203.449.116TSSOP16SOT403-1Binarycounters/timers
74HC4024DProductionHC(T)7-stage binary ripplecounter2.0 - 6.0± 5.2CMOS14 low-40~1256612314SO14SOT108-1Binarycounters/timers
74HC40103DProductionHC(T)8-bit synchronousbinary down counter2.0 - 6.0± 5.2CMOS15 low-40~1255611216SO16SOT109-1Binarycounters/timers
74HC40103PWProductionHC(T)8-bit synchronousbinary down counter2.0 - 6.0± 5.2CMOS15 low-40~12591115.816TSSOP16SOT403-1Binarycounters/timers
74HC161DProductionHC(T)Presettablesynchronous 4-bit binary counter; asynchronous reset2.0 - 6.0± 5.2CMOS19 low-40~125835.24116SO16SOT109-1Binarycounters/timers
74HC161PWProductionHC(T)Presettablesynchronous 4-bit binary counter; asynchronous reset2.0 - 6.0± 5.2CMOS19 low-40~1251162.544.816TSSOP16SOT403-1Binarycounters/timers
74HC163DProductionHC(T)Presettablesynchronous 4-bit binary counter; synchronous reset2.0 - 6.0± 5.2CMOS17 low-40~125835.24116SO16SOT109-1Binarycounters/timers
74HC163PWProductionHC(T)Presettablesynchronous 4-bit binary counter; synchronous reset2.0 - 6.0± 5.2CMOS17 low-40~1251162.544.716TSSOP16SOT403-1Binarycounters/timers
74HCT163DProductionHC(T)Presettablesynchronous 4-bit binary counter; synchronous reset; TTL enabled4.5 - 5.5± 4TTL20 low-40~125835.24116SO16SOT109-1Binarycounters/timers
74HCT163PWProductionHC(T)Presettablesynchronous 4-bit binary counter; synchronous reset; TTL enabled4.5 - 5.5± 4TTL20 low-40~1251162.544.716TSSOP16SOT403-1Binarycounters/timers
74HC193DProductionHC(T)Presettablesynchronous 4-bit binary up/down counter; separate up/down clocks2.0 - 6.0± 5.2CMOS20 low-40~1256612316SO16SOT109-1Binarycounters/timers
74HC193PWProductionHC(T)Presettablesynchronous 4-bit binary up/down counter; separate up/down clocks2.0 - 6.0± 5.2CMOS20 low-40~12510112716TSSOP16SOT403-1Binarycounters/timers
74HCT193DProductionHC(T)Presettablesynchronous 4-bit binary up/down counter; separate up/down clocks; TTLenabled4.5 - 5.5± 4TTL20 low-40~1256612316SO16SOT109-1Binarycounters/timers
74HCT193PWProductionHC(T)Presettablesynchronous 4-bit binary up/down counter; separate up/down clocks; TTLenabled4.5 - 5.5± 4TTL20 low-40~12510112716TSSOP16SOT403-1Binarycounters/timers
74HC390DProductionHC(T)Dual decade ripplecounter2.0 - 6.0± 5.2CMOS1460low-40~125772.53516SO16SOT109-1BCD/decade counters
74HC390PWProductionHC(T)Dual decade ripplecounter2.0 - 6.0± 5.2CMOS1460low-40~1251111.338.816TSSOP16SOT403-1BCD/decade counters
74HCT390DProductionHC(T)Dual decade ripplecounter; TTL enabled4.5 - 5.5± 4TTL1855low-40~125762.534.716SO16SOT109-1BCD/decade counters
74HC393BQProductionHC(T)Dual 4-bit binaryripple counter2.0 - 6.0± 5.2CMOS12 low-40~125918.65814DHVQFN14SOT762-1Binarycounters/timers
74HC393DProductionHC(T)Dual 4-bit binaryripple counter2.0 - 6.0± 5.2CMOS12 low-40~125897.44714SO14SOT108-1Binarycounters/timers
74HC393PWProductionHC(T)Dual 4-bit binaryripple counter2.0 - 6.0± 5.2CMOS12 low-40~1251283.452.514TSSOP14SOT402-1Binarycounters/timers
74HCT393BQProductionHC(T)Dual 4-bit binaryripple counter; TTL enabled4.5 - 5.5± 4TTL20 low-40~125918.65814DHVQFN14SOT762-1Binarycounters/timers
74HCT393DProductionHC(T)Dual 4-bit binaryripple counter; TTL enabled4.5 - 5.5± 4TTL20 low-40~125897.44714SO14SOT108-1Binarycounters/timers
74HCT393PWProductionHC(T)Dual 4-bit binaryripple counter; TTL enabled4.5 - 5.5± 4TTL20 low-40~1251283.452.514TSSOP14SOT402-1Binarycounters/timers
74HC4017BQProductionHC(T)Johnson decadecounter with 10 decoded outputs2.0 - 6.0± 5.2CMOS1877low-40~1259011.85916DHVQFN16SOT763-1BCD/decade counters
74HC4017DProductionHC(T)Johnson decadecounter with 10 decoded outputs2.0 - 6.0± 5.2CMOS1877low-40~125908.34916SO16SOT109-1BCD/decade counters
74HC4017PWProductionHC(T)Johnson decadecounter with 10 decoded outputs2.0 - 6.0± 5.2CMOS1877low-40~1251223.951.516TSSOP16SOT403-1BCD/decade counters
74HCT4017BQProductionHC(T)Johnson decadecounter with 10 decoded outputs; TTL enabled4.5 - 5.5± 4TTL2167low-40~1259011.85916DHVQFN16SOT763-1BCD/decade counters
74HCT4017DProductionHC(T)Johnson decadecounter with 10 decoded outputs; TTL enabled4.5 - 5.5± 4TTL2167low-40~125898.348.616SO16SOT109-1BCD/decade counters
74HC4020BQProductionHC(T)14-stage binaryripple counter2.0 - 6.0± 5.2CMOS11 low-40~1258375116DHVQFN16SOT763-1Binarycounters/timers
74HC4020DProductionHC(T)14-stage binaryripple counter2.0 - 6.0± 5.2CMOS11 low-40~125835.24116SO16SOT109-1Binarycounters/timers
74HC4020PWProductionHC(T)14-stage binaryripple counter2.0 - 6.0± 5.2CMOS11 low-40~1251152.343.816TSSOP16SOT403-1Binarycounters/timers
74HCT4020BQProductionHC(T)14-stage binaryripple counter; TTL enabled4.5 - 5.5± 4TTL15 low-40~1258375116DHVQFN16SOT763-1Binarycounters/timers
74HCT4020DProductionHC(T)14-stage binaryripple counter; TTL enabled4.5 - 5.5± 4TTL15 low-40~125814.840.216SO16SOT109-1Binarycounters/timers
74HCT4020PWProductionHC(T)14-stage binaryripple counter; TTL enabled4.5 - 5.5± 4TTL15 low-40~1251152.343.816TSSOP16SOT403-1Binarycounters/timers
74HC4040BQProductionHC(T)12-stage binaryripple counter2.0 - 6.0± 5.2CMOS14 low-40~1258375116DHVQFN16SOT763-1Binarycounters/timers
74HC4040DProductionHC(T)12-stage binaryripple counter2.0 - 6.0± 5.2CMOS14 low-40~125835.24116SO16SOT109-1Binarycounters/timers
74HC4040PWProductionHC(T)12-stage binaryripple counter2.0 - 6.0± 5.2CMOS14 low-40~1251152.343.816TSSOP16SOT403-1Binarycounters/timers
74HCT4040BQProductionHC(T)12-stage binaryripple counter; TTL enabled4.5 - 5.5± 4TTL16 low-40~1258375116DHVQFN16SOT763-1Binarycounters/timers
74HCT4040DProductionHC(T)12-stage binaryripple counter; TTL enabled4.5 - 5.5± 4TTL16 low-40~125814.840.216SO16SOT109-1Binarycounters/timers
74HCT4040PWProductionHC(T)12-stage binaryripple counter; TTL enabled4.5 - 5.5± 4TTL16 low-40~1251152.343.816TSSOP16SOT403-1Binarycounters/timers
74HC4060BQProductionHC(T)14-stage binaryripple counter with oscillator2.0 - 6.0± 5.2CMOS31 low-40~125826.25016DHVQFN16SOT763-1Binarycounters/timers
74HC4060DProductionHC(T)14-stage binaryripple counter with oscillator2.0 - 6.0± 5.2CMOS31 low-40~125824.74016SO16SOT109-1Binarycounters/timers
74HC4060PWProductionHC(T)14-stage binaryripple counter with oscillator2.0 - 6.0± 5.2CMOS31 low-40~1251142.142.516TSSOP16SOT403-1Binarycounters/timers
74HCT4060BQProductionHC(T)14-stage binaryripple counter with oscillator; TTL enabled4.5 - 5.5± 4TTL31 low-40~125826.25016DHVQFN16SOT763-1Binarycounters/timers
74HCT4060DProductionHC(T)14-stage binaryripple counter with oscillator; TTL enabled4.5 - 5.5± 4TTL31 low-40~125804.338.916SO16SOT109-1Binarycounters/timers
74HC4520DProductionHC(T)Dual 4-bitsynchronous binary counter2.0 - 6.0± 5.2CMOS24 low-40~1256512216SO16SOT109-1Binarycounters/timers
74HC4520PWProductionHC(T)Dual 4-bitsynchronous binary counter2.0 - 6.0± 5.2CMOS24 low-40~12598123.616TSSOP16SOT403-1Binarycounters/timers
74HCT4520DProductionHC(T)Dual 4-bitsynchronous binary counter; TTL enabled4.5 - 5.5± 4TTL24 low-40~12562119.716SO16SOT109-1Binarycounters/timers
74HC5555DProductionHC(T)Programmable delaytimer with oscillator2.0 - 6.0- 20/ + 25CMOS8924low-40~1256412116SO16SOT109-1Binarycounters/timers
74HC6323ADProductionHC(T)Programmable ripplecounter with oscillator (3-state)2.0 - 6.0± 7.8CMOS17 low-40~12515843 8SO8SOT96-1Binarycounters/timers
74HCT6323ADProductionHC(T)Programmable ripplecounter with oscillator (3-state); TTL enabled4.5 - 5.5± 4TTL17 low-40~12515843 8SO8SOT96-1Binarycounters/timers
74LV393DProductionLVDual 4-bit binaryripple counter1.0 - 3.6± 6TTL12 low-40~125897.44714SO14SOT108-1Binarycounters/timers
74LV393PWProductionLVDual 4-bit binaryripple counter1.0 - 3.6± 6TTL12 low-40~1251283.452.514TSSOP14SOT402-1Binarycounters/timers
74LV4060DProductionLV14-stage binaryripple counter with oscillator1.0 - 5.5± 6TTL29 low-40~125804.338.916SO16SOT109-1Binarycounters/timers
74LV4060PWProductionLV14-stage binaryripple counter with oscillator1.0 - 5.5± 6TTL29 low-40~1251142.142.516TSSOP16SOT403-1Binarycounters/timers
74LVC161BQProductionLVCPresettablesynchronous 4-bit binary counter; asynchronous reset1.2 - 3.6± 24CMOS/LVTTL4.9 low-40~1259313.86216DHVQFN16SOT763-1Binarycounters/timers
74LVC161DProductionLVCPresettablesynchronous 4-bit binary counter; asynchronous reset1.2 - 3.6± 24CMOS/LVTTL4.9 low-40~125929.651.716SO16SOT109-1Binarycounters/timers
74LVC161PWProductionLVCPresettablesynchronous 4-bit binary counter; asynchronous reset1.2 - 3.6± 24CMOS/LVTTL4.9 low-40~1251254.654.716TSSOP16SOT403-1Binarycounters/timers
74LVC163BQProductionLVCPresettablesynchronous 4-bit binary counter; synchronous reset1.2 - 3.6± 24CMOS/LVTTL4.9 low-40~1259313.86216DHVQFN16SOT763-1Binarycounters/timers
74LVC163DProductionLVCPresettablesynchronous 4-bit binary counter; synchronous reset1.2 - 3.6± 24CMOS/LVTTL4.9 low-40~125929.651.716SO16SOT109-1Binarycounters/timers
74LVC163PWProductionLVCPresettablesynchronous 4-bit binary counter; synchronous reset1.2 - 3.6± 24CMOS/LVTTL4.9 low-40~1251254.654.716TSSOP16SOT403-1Binarycounters/timers
HEF4017BTProductionHEF4000BJohnson decadecounter with 10 decoded outputs4.5 - 15± 2.4CMOS4030medium-40~85919.350.816SO16SOT109-1BCD/decade counters
HEF4020BTProductionHEF4000B14-stage binaryripple counter4.5 - 15.5± 2.4CMOS35 medium-40~855611316SO16SOT109-1Binarycounters/timers
HEF4040BTProductionHEF4000B12-stage binaryripple counter4.5 - 15.5± 2.4CMOS35 medium-40~85783.536.916SO16SOT109-1Binarycounters/timers
HEF4060BTProductionHEF4000B14-stage binaryripple counter with oscillator4.5 - 15.5± 2.4CMOS5030medium-40~85887.747.216SO16SOT109-1Divider counters
HEF4060BTTProductionHEF4000B14-stage binaryripple counter with oscillator       1213.65016TSSOP16SOT403-1Divider counters
HEF4518BTProductionHEF4000BDual BCD counter4.5 - 15± 2.4CMOS4040medium-40~85772.735.116SO16SOT109-1BCD/decade counters
HEF4520BTProductionHEF4000BDual 4-bitsynchronous binary counter4.5 - 15.5± 2.4CMOS15 medium-40~85908.749.516SO16SOT109-1Binarycounters/timers
HEF4521BTProductionHEF4000B24-stage frequencydivider and oscillator4.5-15.5 V± 2.4CMOS220 medium-40~8565122.816SO16SOT109-1Binarycounters/timers
HEF4541BTProductionHEF4000BProgrammable timer4.5 - 15.5- 4/ + 2.7CMOS38150medium-40~855311014SO14SOT108-1Binarycounters/timers
数据手册
  • 点击选型表型号,下载数据手册