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Clock,Timing & Frequency Management:

1,828 Products Found
Find a huge range of Clock,Timing & Frequency Management at element14 China, including Clock Synthesizers & Generators, Real Time Clocks, Timers, Oscillators & Pulse Generators, Phase Locked Loops - PLL, Frequency Synthesizers. We stock a wide range of Clock,Timing & Frequency Management from the world's top manufacturers including: Analog Devices, Renesas, Microchip, Onsemi & Nxp
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Clock,Timing & Frequency Management

(1,828)

  • Clock & Data Recovery - CDR (9)
  • Clock Synthesizers & Generators (691)
  • Delay Lines (42)
  • Frequency Synthesizers (47)
  • Phase Locked Loops - PLL (123)
  • Real Time Clocks (469)
  • Timers, Oscillators & Pulse Generators (447)
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    MCP7940N-I/SN
    MICROCHIP MCP7940N-I/SN
    2361122

    Data Sheet

    RoHS

    MICROCHIP
    1. Alarm RTC IC
    2. Year/Month/Week/Date/Hr/Min/Sec 12Hr / 24Hr
    3. I2C
    4. 64 Byte SRAM
    5. 1.8 V to 5.5 V
    6. SOIC-8
    Each
    1+
    CNY6.360
    (CNY7.1868)
    25+
    CNY6.350
    (CNY7.1755)
    100+
    CNY6.330
    (CNY7.1529)
    Min: 1 / Mult: 1
    -
    Alarm RTC
    1.8V
    PCF85063ATT/AJ
    NXP PCF85063ATT/AJ
    2775937

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. 900 mV to 5.5 V supply
    6. TSSOP-8
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY6.120
    (CNY6.9156)
    10+
    CNY4.350
    (CNY4.9155)
    100+
    CNY3.510
    (CNY3.9663)
    500+
    CNY2.990
    (CNY3.3787)
    1000+
    CNY2.820
    (CNY3.1866)
    More Pricing...
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    900mV
    ICM7555IBAZ-T
    RENESAS ICM7555IBAZ-T
    2687105

    Data Sheet

    RoHS

    RENESAS
    1. Timer
    2. 1 MHz
    3. 2 V to 18 V
    4. NSOIC-8
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY9.990
    (CNY11.2887)
    10+
    CNY6.140
    (CNY6.9382)
    100+
    CNY3.980
    (CNY4.4974)
    500+
    CNY3.080
    (CNY3.4804)
    1000+
    CNY2.790
    (CNY3.1527)
    More Pricing...
    Min: 1 / Mult: 1
    1MHz
    -
    2V
    MCP79410T-I/MNY
    MICROCHIP MCP79410T-I/MNY
    2851649

    Data Sheet

    RoHS

    MICROCHIP
    1. RTC
    2. Clock/Calendar
    3. Date Time Format (YY-MM-DD-dd
    4. HH:MM:SS)
    5. I2C
    6. 1.8V to 5.5V Supply
    7. TDFN-8
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY8.530
    (CNY9.6389)
    Min: 1 / Mult: 1
    -
    RTCC
    1.8V
    M41T83RMY6F
    STMICROELECTRONICS M41T83RMY6F
    2806835

    Data Sheet

    RoHS

    STMICROELECTRONICS
    1. RTC
    2. Date Time Format (Day/Date/Month/Year/Century
    3. HH:MM:SS:hh)
    4. I2C
    5. 2.7V to 5.5V Supply
    6. SOIC-18
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY35.370
    (CNY39.9681)
    10+
    CNY28.050
    (CNY31.6965)
    25+
    CNY26.140
    (CNY29.5382)
    50+
    CNY25.080
    (CNY28.3404)
    100+
    CNY24.020
    (CNY27.1426)
    More Pricing...
    Min: 1 / Mult: 1
    -
    Alarm RTC
    2.7V
    DS3232MZ+TRL
    ANALOG DEVICES DS3232MZ+TRL
    2987323

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC
    2. Date Time Format (Day/Date/Month/Year/Century
    3. HH:MM:SS)
    4. I2C
    5. 2.3V to 4.5V Supply
    6. SOIC-8
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY81.780
    (CNY92.4114)
    10+
    CNY63.960
    (CNY72.2748)
    25+
    CNY59.510
    (CNY67.2463)
    100+
    CNY54.620
    (CNY61.7206)
    250+
    CNY52.280
    (CNY59.0764)
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    2.3V
    PCF85063ATT/AJ
    NXP PCF85063ATT/AJ
    2775937RL

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. 900 mV to 5.5 V supply
    6. TSSOP-8
    Each (Supplied on Cut Tape)
    Re-Reel
    Packaging Options
    100+
    CNY3.510
    (CNY3.9663)
    500+
    CNY2.990
    (CNY3.3787)
    1000+
    CNY2.820
    (CNY3.1866)
    2500+
    CNY2.760
    (CNY3.1188)
    5000+
    CNY2.730
    (CNY3.0849)
    Min: 100 / Mult: 1
    -
    Calendar, Clock
    900mV
    ICM7555IBAZ-T
    RENESAS ICM7555IBAZ-T
    2687105RL

    Data Sheet

    RoHS

    RENESAS
    1. Timer
    2. 1 MHz
    3. 2 V to 18 V
    4. NSOIC-8
    Each (Supplied on Cut Tape)
    Re-Reel
    Packaging Options
    100+
    CNY3.980
    (CNY4.4974)
    500+
    CNY3.080
    (CNY3.4804)
    1000+
    CNY2.790
    (CNY3.1527)
    2500+
    CNY2.350
    (CNY2.6555)
    Min: 100 / Mult: 5
    1MHz
    -
    2V
    DS3232MZ+TRL
    ANALOG DEVICES DS3232MZ+TRL
    2987323RL

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC
    2. Date Time Format (Day/Date/Month/Year/Century
    3. HH:MM:SS)
    4. I2C
    5. 2.3V to 4.5V Supply
    6. SOIC-8
    Each (Supplied on Cut Tape)
    Re-Reel
    Packaging Options
    10+
    CNY63.960
    (CNY72.2748)
    25+
    CNY59.510
    (CNY67.2463)
    100+
    CNY54.620
    (CNY61.7206)
    250+
    CNY52.280
    (CNY59.0764)
    500+
    CNY50.880
    (CNY57.4944)
    More Pricing...
    Min: 10 / Mult: 1
    -
    RTC
    2.3V
    MCP79410T-I/MNY
    MICROCHIP MCP79410T-I/MNY
    2851649RL

    Data Sheet

    RoHS

    MICROCHIP
    1. RTC
    2. Clock/Calendar
    3. Date Time Format (YY-MM-DD-dd
    4. HH:MM:SS)
    5. I2C
    6. 1.8V to 5.5V Supply
    7. TDFN-8
    Each (Supplied on Cut Tape)
    Re-Reel
    Packaging Options
    1+
    CNY8.530
    (CNY9.6389)
    Min: 100 / Mult: 1
    -
    RTCC
    1.8V
    MCP79410-I/SN
    MICROCHIP MCP79410-I/SN
    1823155

    Data Sheet

    RoHS

    MICROCHIP
    1. Battery Backed I2C Real Time Clock/Calendar with EEPROM and Unique ID in SOIC-8 Package
    Each
    1+
    CNY10.800
    (CNY12.204)
    25+
    CNY9.450
    (CNY10.6785)
    100+
    CNY7.830
    (CNY8.8479)
    Min: 1 / Mult: 1
    -
    RTC
    1.8V
    MIC1557YM5-TR
    MICROCHIP MIC1557YM5-TR
    2509873

    Data Sheet

    RoHS

    MICROCHIP
    1. Timer
    2. Oscillator IC
    3. IttyBitty CMOS RC
    4. Astable
    5. 5 MHz
    6. 2.7 V to 18 V
    7. SOT-23-5
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY7.980
    (CNY9.0174)
    25+
    CNY6.980
    (CNY7.8874)
    100+
    CNY5.790
    (CNY6.5427)
    3000+
    CNY5.190
    (CNY5.8647)
    Min: 1 / Mult: 1
    5MHz
    -
    2.7V
    PCF85063TP/1Z
    NXP PCF85063TP/1Z
    2427483

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Year/Month/Week/Date/Hr/Min/Sec Binary
    4. I2C
    5. 900 mV to 5.5 V
    6. HWSON-8
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY6.880
    (CNY7.7744)
    10+
    CNY4.950
    (CNY5.5935)
    100+
    CNY3.930
    (CNY4.4409)
    500+
    CNY3.160
    (CNY3.5708)
    1000+
    CNY3.000
    (CNY3.390)
    More Pricing...
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    900mV
    DS3231SN#
    ANALOG DEVICES DS3231SN#
    2518948

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC IC
    2. Date Time Format (Date/Month/Year hh:mm:ss)
    3. I2C
    4. 2.3 V to 5.5 V
    5. WSOIC-16
    Each
    1+
    CNY55.390
    (CNY62.5907)
    Min: 1 / Mult: 1
    -
    RTC
    2.3V
    DS12887+
    ANALOG DEVICES DS12887+
    2518671

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC IC
    2. Date Time Format (Day/Date/Month/Year 12Hr / 24Hr)
    3. Multiplexed
    4. 4.5 V to 5.5 V
    5. DIP-24
    Each
    1+
    CNY121.170
    (CNY136.9221)
    14+
    CNY93.560
    (CNY105.7228)
    28+
    CNY89.110
    (CNY100.6943)
    112+
    CNY82.430
    (CNY93.1459)
    252+
    CNY79.560
    (CNY89.9028)
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    4.5V
    NE555P
    TEXAS INSTRUMENTS NE555P
    3006909

    RoHS

    TEXAS INSTRUMENTS
    1. Timer
    2. Precision
    3. 100 kHz
    4. 4.5 V to 16 Supply
    5. 0 to 70 °C
    6. PDIP-8
    Each
    1+
    CNY3.740
    (CNY4.2262)
    10+
    CNY2.400
    (CNY2.712)
    100+
    CNY1.930
    (CNY2.1809)
    500+
    CNY1.850
    (CNY2.0905)
    1000+
    CNY1.770
    (CNY2.0001)
    More Pricing...
    Min: 1 / Mult: 1
    100kHz
    -
    4.5V
    DS3231SN#T&R
    ANALOG DEVICES DS3231SN#T&R
    2798760

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC IC
    2. Date Time Format (Day/Date/Month/Year hh:mm:ss)
    3. I2C
    4. 2.3 V to 5.5 V supply
    5. SOIC-16
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY95.710
    (CNY108.1523)
    10+
    CNY75.320
    (CNY85.1116)
    25+
    CNY70.220
    (CNY79.3486)
    100+
    CNY64.610
    (CNY73.0093)
    250+
    CNY61.940
    (CNY69.9922)
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    2.3V
    LM555CM/NOPB
    TEXAS INSTRUMENTS LM555CM/NOPB
    3006899

    RoHS

    TEXAS INSTRUMENTS
    1. Timer
    2. Oscillator & Pulse Generator IC
    3. TTL Compatible
    4. Astable
    5. Monostable
    6. 4.5 V to 16 V
    7. SOIC-8
    Each
    1+
    CNY9.280
    (CNY10.4864)
    10+
    CNY6.120
    (CNY6.9156)
    50+
    CNY5.420
    (CNY6.1246)
    100+
    CNY5.250
    (CNY5.9325)
    250+
    CNY5.080
    (CNY5.7404)
    More Pricing...
    Min: 1 / Mult: 1
    -
    -
    4.5V
    PCF2123TS/1,118
    NXP PCF2123TS/1,118
    2775930

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. SPI
    5. 1.1 V to 5.5 V supply
    6. TSSOP-14
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY10.540
    (CNY11.9102)
    10+
    CNY7.780
    (CNY8.7914)
    50+
    CNY6.780
    (CNY7.6614)
    100+
    CNY6.160
    (CNY6.9608)
    250+
    CNY5.770
    (CNY6.5201)
    More Pricing...
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    1.1V
    DS3231S#T&R
    ANALOG DEVICES DS3231S#T&R
    2798759

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC IC
    2. Date Time Format (Day/Date/Month/Year hh:mm:ss)
    3. I2C
    4. 2.3 V to 5.5 V supply
    5. SOIC-16
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY84.300
    (CNY95.259)
    10+
    CNY66.020
    (CNY74.6026)
    25+
    CNY61.450
    (CNY69.4385)
    100+
    CNY56.440
    (CNY63.7772)
    250+
    CNY54.040
    (CNY61.0652)
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    2.3V
    LM555CN/NOPB
    TEXAS INSTRUMENTS LM555CN/NOPB
    3121177

    RoHS

    TEXAS INSTRUMENTS
    1. Timer
    2. Oscillator & Pulse Generator IC
    3. TTL Compatible
    4. Astable
    5. Monostable
    6. 4.5 V to 16 V
    7. DIP-8
    Each
    1+
    CNY18.570
    (CNY20.9841)
    10+
    CNY16.250
    (CNY18.3625)
    50+
    CNY13.470
    (CNY15.2211)
    100+
    CNY12.070
    (CNY13.6391)
    250+
    CNY11.140
    (CNY12.5882)
    More Pricing...
    Min: 1 / Mult: 1
    10MHz
    -
    4.5V
    553MILFT
    RENESAS 553MILFT
    3262850

    Data Sheet

    RoHS

    RENESAS
    1. CLOCK BUFFER
    2. 200MHZ
    3. -40 TO 85DEG C
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY24.750
    (CNY27.9675)
    10+
    CNY19.480
    (CNY22.0124)
    25+
    CNY18.020
    (CNY20.3626)
    50+
    CNY14.740
    (CNY16.6562)
    100+
    CNY14.140
    (CNY15.9782)
    More Pricing...
    Min: 1 / Mult: 1
    200MHz
    Clock Buffer
    2.375V
    NE555DR
    TEXAS INSTRUMENTS NE555DR
    3121192

    RoHS

    TEXAS INSTRUMENTS
    1. Timer
    2. Precision
    3. 100 kHz
    4. 4.5 V to 16 Supply
    5. 0 to 70 °C
    6. SOIC-8
    Each (Supplied on Cut Tape)
    Cut Tape
    5+
    CNY2.110
    (CNY2.3843)
    10+
    CNY1.300
    (CNY1.469)
    100+
    CNY1.020
    (CNY1.1526)
    500+
    CNY0.964
    (CNY1.0893)
    1000+
    CNY0.867
    (CNY0.9797)
    More Pricing...
    Min: 5 / Mult: 5
    100kHz
    -
    4.5V
    MCP79400-I/MS
    MICROCHIP MCP79400-I/MS
    2361121

    Data Sheet

    RoHS

    MICROCHIP
    1. Alarm RTC IC
    2. Year/Month/Week/Date/Hr/Min/Sec 12Hr / 24Hr
    3. I2C
    4. 1.8 V to 5.5 V
    5. MSOP-8
    Each
    1+
    CNY7.470
    (CNY8.4411)
    25+
    CNY6.880
    (CNY7.7744)
    100+
    CNY6.500
    (CNY7.345)
    Min: 1 / Mult: 1
    -
    Alarm RTC
    1.8V
    PCA8565TS/1,118
    NXP PCA8565TS/1,118
    2400446

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. 1.8 V to 5.5 V supply
    6. TSSOP-8
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    CNY14.270
    (CNY16.1251)
    10+
    CNY11.140
    (CNY12.5882)
    50+
    CNY10.170
    (CNY11.4921)
    100+
    CNY9.200
    (CNY10.396)
    250+
    CNY8.670
    (CNY9.7971)
    More Pricing...
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    1.8V
    1-25 of 1828 items
    of 74 page(s)

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