Crystal Units | Industrial Resonators | RS
Recently searched

    Crystal Units

    Crystal units are used as resonators in crystal oscillator circuits and have a highly accurate frequency, tight tolerance and long-term stability. They come in a wide range of frequencies and provide the clock source. Specifications include resonance frequency, resonance mode, load capacitance and series resistance. The mode of oscillation in the resonance frequency operation is specified at the fundamental frequency or the third overtone.

    Crystal Unit Modes

    Crystals have two resonance modes, parallel and series. Load capacitance is an important specification when using parallel-resonant oscillation mode. Oscillator circuits can tolerate some degree of series resistance. Metal, ceramic epoxy and plastic package variety for crystals offer excellent environmental and heat resistance. Applications of a crystal are found in mobile phones, clock circuit for microprocessors, GPS clocks, and ISM band radio frequency communications.

    3402 Products showing for Crystal Units

    12MHz
    Surface Mount
    18pF
    SMT
    4
    3.2mm
    2.5mm
    0.7mm
    3.2 x 2.5 x 0.7mm
    ±20ppm
    ±30ppm
    100Ω
    85°C
    -40°C
    32MHz
    Surface Mount
    10pF
    SMT
    4
    2mm
    1.6mm
    0.5mm
    2 x 1.6 x 0.5mm
    ±10ppm
    ±10ppm
    50Ω
    85°C
    -30°C
    12MHz
    Surface Mount
    20pF
    SMT
    4
    3.2mm
    2.5mm
    0.7mm
    3.2 x 2.5 x 0.7mm
    ±20ppm
    ±30ppm
    100Ω
    70°C
    -20°C
    8MHz
    Surface Mount
    8pF
    SMT
    4
    3.2mm
    2.5mm
    0.7mm
    3.2 x 2.5 x 0.7mm
    ±20ppm
    ±20ppm
    100Ω
    70°C
    -20°C
    4MHz
    Through Hole
    18
    -
    2
    -
    -
    10.5mm
    3.2 (Dia.) x 10.5mm
    ±50ppm
    ±50ppm
    200Ω
    60°C
    -10°C
    16MHz
    Surface Mount
    18pF
    SMT
    4
    3.2mm
    2.5mm
    0.7mm
    3.2 x 2.5 x 0.7mm
    ±20ppm
    ±30ppm
    80Ω
    85°C
    -40°C
    32.768kHz
    Surface Mount
    12.5pF
    SMT
    2
    3.2mm
    1.5mm
    0.8mm
    3.2 x 1.5 x 0.8mm
    ±10ppm
    -
    90kΩ
    85°C
    -40°C
    12MHz
    Through Hole
    18pF
    -
    2
    11.35mm
    5mm
    3.5mm
    11.35 x 5 x 3.5mm
    ±30ppm
    ±50ppm
    50Ω
    70°C
    -20°C
    TXC
    25MHz
    Surface Mount
    12pF
    SMD
    4
    3.2mm
    2.5mm
    0.7mm
    3.2 x 2.5 x 0.7mm
    ±30ppm
    ±30ppm
    60Ω
    85°C
    -40°C
    Murata
    40MHz
    Surface Mount
    6pF
    SMD
    4
    -
    -
    -
    Ammo Packmm
    2.0 x 1.25 x 0.85ppm
    -
    -
    -
    -
    Epson
    16MHz
    Surface Mount
    9pF
    SMD
    4
    2.5mm
    2mm
    0.55mm
    2.5 x 2 x 0.55mm
    ±10 → ±30ppm
    ±10 → ±30ppm
    80Ω
    85°C
    -40°C
    30.875MHz
    Through Hole
    18pF
    -
    2
    11.35mm
    5mm
    3.5mm
    11.35 x 5 x 3.5mm
    ±30ppm
    ±50ppm
    -
    70°C
    -20°C
    Euroquartz
    16MHz
    Through Hole
    18pF
    HC-49-4H
    2
    10.77mm
    4.34mm
    3.5mm
    10.77 x 4.34 x 3.5mm
    ±30ppm
    ±3ppm
    40Ω
    85°C
    -40°C
    Epson
    25MHz
    Surface Mount
    18pF
    FA-238
    4
    3.2mm
    2.5mm
    0.7mm
    3.2 x 2.5 x 0.7mm
    ±50ppm
    -
    60Ω
    85°C
    -40°C
    RALTRON
    11.0592MHz
    Through Hole
    18pF
    HC-49-S
    3
    11.35mm
    5mm
    3.5mm
    11.35 x 5 x 3.5mm
    ±50ppm
    ±100ppm
    50Ω
    70°C
    -20°C
    RALTRON
    11.0592MHz
    Through Hole
    18pF
    HC-49-S
    3
    11.35mm
    5mm
    3.5mm
    11.35 x 5 x 3.5mm
    ±50ppm
    ±100ppm
    50Ω
    70°C
    -20°C
    TXC
    25MHz
    Surface Mount
    12pF
    SMD
    2
    5mm
    3.2mm
    1.2mm
    5 x 3.2 x 1.2mm
    ±30ppm
    ±30ppm
    50Ω
    85°C
    -40°C
    NDK
    8MHz
    Surface Mount
    8pF
    SMD
    2
    3.2mm
    2.5mm
    0.8mm
    3.2 x 2.5 x 0.8mm
    ±50ppm
    ±150ppm
    500Ω
    150°C
    -40°C
    QANTEK
    8MHz
    Through Hole
    18pF
    HC-49/U-S
    2
    11.05mm
    4.65mm
    3.5mm
    11.05 x 4.65 x 3.5mm
    ±20ppm
    ±30ppm
    60Ω
    85°C
    -40°C
    Abracon
    32.768kHz
    Surface Mount
    9pF
    SMD
    2
    3.2mm
    1.5mm
    0.9mm
    3.2 x 1.5 x 0.9mm
    ±20ppm
    -
    70kΩ
    85°C
    -40°C
    Results per page