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Clock,Timing & Frequency Management:

2,025 Products Found
Find a huge range of Clock,Timing & Frequency Management at e絡盟 Hong Kong, 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, Texas Instruments, Stmicroelectronics & Onsemi
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Clock,Timing & Frequency Management

(2,025)

  • Clock & Data Recovery - CDR (9)
  • Clock Synthesizers & Generators (748)
  • Delay Lines (46)
  • Frequency Synthesizers (58)
  • Phase Locked Loops - PLL (138)
  • Real Time Clocks (526)
  • Timers, Oscillators & Pulse Generators (500)
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    DS1308U-33+T
    ANALOG DEVICES DS1308U-33+T
    3596303

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. Real Time Clock
    2. RTC
    3. I2C
    4. 3 V to 5.5 V
    5. µSOP-8
    6. -40 °C to 85 °C
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$43.820
    10+
    HK$33.540
    25+
    HK$30.910
    100+
    HK$23.350
    250+
    HK$21.530
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    3V
    DS1308U-33+T
    ANALOG DEVICES DS1308U-33+T
    3596303RL

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. Real Time Clock
    2. RTC
    3. I2C
    4. 3 V to 5.5 V
    5. µSOP-8
    6. -40 °C to 85 °C
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    10+
    HK$33.540
    25+
    HK$30.910
    100+
    HK$23.350
    250+
    HK$21.530
    500+
    HK$20.480
    More Pricing...
    Min: 10 / Mult: 1
    -
    RTC
    3V
    ICM7555IPAZ
    RENESAS ICM7555IPAZ
    9663762

    Data Sheet

    RoHS

    RENESAS
    1. RC Timer
    2. CMOS
    3. 1 MHz
    4. 2 V to 18 V
    5. PDIP-8
    Each
    1+
    HK$6.040
    10+
    HK$3.920
    100+
    HK$3.840
    500+
    HK$3.750
    1000+
    HK$3.660
    More Pricing...
    Min: 1 / Mult: 1
    1MHz
    -
    2V
    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+
    HK$11.490
    25+
    HK$10.060
    100+
    HK$8.330
    Min: 1 / Mult: 1
    -
    RTC
    1.8V
    ICM7555IBAZ
    RENESAS ICM7555IBAZ
    9663754

    Data Sheet

    RoHS

    RENESAS
    1. Timer
    2. Oscillator & Pulse Generator IC
    3. General Purpose
    4. CMOS RC Timer
    5. 1 MHz
    6. 2 V to 18 V
    7. SOIC-8
    Each
    Packaging Options
    1+
    HK$6.220
    10+
    HK$4.000
    100+
    HK$3.130
    500+
    HK$3.050
    1000+
    HK$2.960
    More Pricing...
    Min: 1 / Mult: 1
    1MHz
    -
    2V
    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+
    HK$6.990
    25+
    HK$6.870
    100+
    HK$6.750
    Min: 1 / Mult: 1
    -
    Alarm RTC
    1.8V
    PCF8523T/1,118
    NXP PCF8523T/1,118
    2400452RL

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. 1.2 V to 5.5 V supply
    6. SOIC-8
    Each (Supplied on Cut Tape)
    Re-Reel
    Packaging Options
    100+
    HK$5.770
    250+
    HK$5.710
    500+
    HK$5.640
    1000+
    HK$5.570
    2500+
    HK$5.490
    Min: 100 / Mult: 1
    -
    Calendar, Clock
    1.2V
    DS1307+
    ANALOG DEVICES DS1307+
    2515369

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. RTC IC
    2. Date Time Format (Day/Date/Month/Year hh:mm:ss)
    3. I2C
    4. Serial
    5. 4.5 V to 5.5 V
    6. DIP-8
    Each
    1+
    HK$44.150
    10+
    HK$36.260
    50+
    HK$31.730
    100+
    HK$30.170
    250+
    HK$28.200
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    4.5V
    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
    Packaging Options
    1+
    HK$7.720
    10+
    HK$4.990
    100+
    HK$4.110
    500+
    HK$3.940
    1000+
    HK$3.660
    More Pricing...
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    900mV
    PCF8523T/1,118
    NXP PCF8523T/1,118
    2400452

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. 1.2 V to 5.5 V supply
    6. SOIC-8
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$10.970
    10+
    HK$7.240
    50+
    HK$6.830
    100+
    HK$5.770
    250+
    HK$5.710
    More Pricing...
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    1.2V
    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+
    HK$103.080
    14+
    HK$100.540
    28+
    HK$97.990
    112+
    HK$90.670
    252+
    HK$87.550
    More Pricing...
    Min: 1 / Mult: 1
    -
    RTC
    4.5V
    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
    Packaging Options
    5+
    HK$4.580
    50+
    HK$4.230
    100+
    HK$3.880
    500+
    HK$3.730
    1000+
    HK$3.540
    Min: 5 / Mult: 5
    -
    Calendar, Clock
    900mV
    PCF2129T/2,518
    NXP PCF2129T/2,518
    2400451

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. SPI
    6. 1.8V to 4.2V supply
    7. SOIC-16
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$25.690
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    1.8V
    CP82C54Z
    RENESAS CP82C54Z
    1018175

    Data Sheet

    RoHS

    RENESAS
    1. Timer
    2. Oscillator & Pulse Generator IC
    3. Programmable Interval Timer
    4. 8 MHz
    5. 4.5 V to 5.5 V
    6. DIP-24
    Each
    1+
    HK$75.750
    10+
    HK$75.380
    Min: 1 / Mult: 1
    8MHz
    -
    4.5V
    HEF4046BT,653
    NEXPERIA HEF4046BT,653
    1085283

    Data Sheet

    RoHS

    NEXPERIA
    1. PLL
    2. 7 MHz
    3. 3 V to 15 V
    4. SOIC-16
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    5+
    HK$2.940
    50+
    HK$2.560
    100+
    HK$2.180
    500+
    HK$2.090
    1000+
    HK$2.020
    Min: 5 / Mult: 5
    7MHz
    -
    3V
    DS1337S+T&R
    ANALOG DEVICES DS1337S+T&R
    2515455

    Data Sheet

    RoHS

    ANALOG DEVICES
    1. Alarm RTC IC
    2. Date Time Format (Day/Date/Month/Year hh:mm:ss)
    3. I2C
    4. 1.8 V to 5.5 V
    5. NSOIC-8
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$33.130
    10+
    HK$25.080
    25+
    HK$23.020
    100+
    HK$18.720
    250+
    HK$17.250
    More Pricing...
    Min: 1 / Mult: 1
    -
    Alarm RTC
    1.8V
    8SLVD1204-33NLGI
    RENESAS 8SLVD1204-33NLGI
    3262936

    Data Sheet

    RoHS

    RENESAS
    1. FANOUT BUFFER
    2. 2GHZ
    3. -40 TO 85DEG C
    Each
    1+
    HK$46.940
    10+
    HK$36.090
    25+
    HK$32.000
    50+
    HK$31.990
    100+
    HK$31.980
    More Pricing...
    Min: 1 / Mult: 1
    2GHz
    Fanout Buffer
    3.135V
    9FG104EGILFT
    RENESAS 9FG104EGILFT
    3262974

    Data Sheet

    RoHS

    RENESAS
    1. FREQUENCY GENERATOR
    2. 27.5MHZ
    3. 85DEG C
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$58.700
    10+
    HK$45.300
    25+
    HK$41.930
    50+
    HK$40.120
    100+
    HK$38.310
    More Pricing...
    Min: 1 / Mult: 1
    27.5MHz
    Frequency Generator
    3.135V
    PCF8563BS/4,118
    NXP PCF8563BS/4,118
    2400453

    Data Sheet

    RoHS

    NXP
    1. Calendar
    2. Clock IC
    3. Format (YYYY:MM:WK:DD:hh:mm:ss/Binary)
    4. I2C
    5. 1 V to 5.5 V supply
    6. HVSON-10
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$5.580
    10+
    HK$4.880
    Min: 1 / Mult: 1
    -
    Calendar, Clock
    1V
    PCF85063TP/1Z
    NXP PCF85063TP/1Z
    2427483RL

    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)
    Re-Reel
    Packaging Options
    100+
    HK$4.110
    500+
    HK$3.940
    1000+
    HK$3.660
    2500+
    HK$3.550
    5000+
    HK$3.430
    Min: 100 / Mult: 1
    -
    Calendar, Clock
    900mV
    MIC1555YM5-TR
    MICROCHIP MIC1555YM5-TR
    2774956

    Data Sheet

    RoHS

    MICROCHIP
    1. Timer
    2. Oscillator & Pulse Generator
    3. 5 MHz
    4. 2.7 V to 18 V Supply
    5. TSOT-23-5
    Each (Supplied on Cut Tape)
    Cut Tape
    1+
    HK$6.370
    25+
    HK$5.580
    100+
    HK$4.620
    3000+
    HK$4.140
    Min: 1 / Mult: 1
    5MHz
    -
    2.7V
    9FG108EFILFT
    RENESAS 9FG108EFILFT
    3381382

    Data Sheet

    RoHS

    RENESAS
    1. Frequency Generator IC
    2. 400MHz
    3. 8 Outputs
    4. 3.135V to 3.465V
    5. -40°C to 85°C
    6. SSOP-48
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$35.760
    10+
    HK$33.540
    25+
    HK$31.490
    50+
    HK$26.290
    100+
    HK$25.790
    More Pricing...
    Min: 1 / Mult: 1
    400MHz
    Frequency Generator
    3.135V
    9FGV0241AKLF
    RENESAS 9FGV0241AKLF
    3262978

    Data Sheet

    RoHS

    RENESAS
    1. CLOCK GENERATOR
    2. 25MHZ
    3. 0 TO 70DEG C
    Each
    1+
    HK$16.440
    10+
    HK$13.730
    25+
    HK$13.070
    50+
    HK$12.970
    100+
    HK$12.870
    More Pricing...
    Min: 1 / Mult: 1
    25MHz
    Clock Generator
    1.7V
    5PB1104PGGI8
    RENESAS 5PB1104PGGI8
    3262869

    Data Sheet

    RoHS

    RENESAS
    1. CLOCK BUFFER
    2. 200MHZ
    3. -40 TO 85DEG C
    Each (Supplied on Cut Tape)
    Cut Tape
    Packaging Options
    1+
    HK$11.980
    Min: 1 / Mult: 1
    200MHz
    Clock Buffer
    1.71V
    5P49V6965A000NLGI
    RENESAS 5P49V6965A000NLGI
    3251294

    Data Sheet

    RoHS

    RENESAS
    1. PROG CLOCK GENERATOR
    2. -40 TO 85DEG C
    Each
    1+
    HK$43.900
    10+
    HK$34.780
    25+
    HK$31.410
    50+
    HK$30.420
    100+
    HK$29.430
    More Pricing...
    Min: 1 / Mult: 1
    350MHz
    Programmable Clock Generator
    1.71V
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