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    參數(shù)資料
    

    


    


    
型號：
ACHFREQ1-N-K-T1-A-50G

    

    
廠商：
ABRACON CORP

    

    
元件分類：
XO, clock

    

    
英文描述：
CRYSTAL OSCILLATOR, CLOCK, 32.768 MHz - 80 MHz, HCMOS/TTL OUTPUT

    

    
文件頁數(shù)：
1/1頁

    

    
文件大?。?/td>
103K

    

    
代理商：
ACHFREQ1-N-K-T1-A-50G


    

    

    

	
    
    
    

    
    
	
    NOTE: Left blank if standard  All specifications and markings subject to change without notice
    29 Journey  Aliso Viejo, CA 92656  USA
    (949) 448-7070
    FAX: (949) 448-8484
    E-MAIL:
    abinfo @ abracon.com  INTERNET ADDRESS: www.abracon.com
    ABRACON IS
    ISO 9001 / QS 9000
    CERTIFIED
    CORPORA TION
    ABRACON
    -39 -
    HCMOS/ TTL COMPATIBLE HALF-SIZE DIP
    CRYSTAL CLOCK OSCILLATORS
    AC H
    APPLICATIONS:
     Provide clock signals for microprocessors and digital circuits.
     High output drive capability applications.
    FEATURES:
     Wide frequency range.
     HCMOS and TTL compatible.
     Tight symmetry option.
     Tristate Enable / Disable Function.
     Fast Rise and Fall Times.
     Anti-Static packaging tube.
    O
    OR
    RD
    DE
    ER
    RIIN
    NG
    G O
    OP
    PT
    TIIO
    ON
    NS
    S
    O
    OR
    RD
    DE
    ER
    RIIN
    NG
    G O
    OP
    PT
    TIIO
    ON
    NS
    S
    ( *) Pin 1 has internal pull-up resistor which allows Pin 1 to be left floating (enable high) Option A
    (**) Higher Frequencies available
    For test circuit, waveforms, please see page 67.
    Environmental and mechanical specifications on page 68, Group 1.
    Marking, see page 79.
    PIN
    FUNCTION
    NUMBER
    1
    NC or Tristate E/D
    4
    GND / Case
    5
    Output
    8Vdd
    ACH - Frequency - Temperature - Overall Frequency Stability - Duty Cycle - Tristate
    - 50 - Value Added
    XX.XXXX MHz or kHz
    -Y for ± 10 ppm max**
    -J for ± 20 ppm max
    -R for ± 25 ppm max
    -K for ± 30 ppm max
    -H for ± 35 ppm max
    -C for ± 50 ppm max
    - A for Tristate E/D
    -S for 45 / 55%
    @
    1/2 Vdd
    -T for 47.5 / 52.5% @ 1
    /2 Vdd
    -S1 for 45 / 55%
    @
    1.4 Vdc
    -T1 for 47.5 / 52.5% @ 1.4 Vdc
    -G
    Gull Wing, p. 73.
    -G2
    Gull Wing, p. 73.
    -QXX (Trimmed Leads) p. 73.
    -D for -10°C to + 60°C
    -E for -20°C to + 70°C
    -F for -30°C to + 70°C
    -N for -30°C to + 85°C
    -L for -40°C to + 85°C
    (**) Standard Operating Temperature Only
    Frequency 50 MHz max.
    Dimensions: Inches (mm)
    PARAMETERS
    SPECIFICATIONS
    S
    ST
    TA
    AN
    ND
    DA
    AR
    RD
    D S
    SP
    PE
    EC
    CIIF
    FIIC
    CA
    AT
    TIIO
    ON
    NS
    S
    ST
    TA
    AN
    ND
    DA
    AR
    RD
    D S
    SP
    PE
    EC
    CIIF
    FIIC
    CA
    AT
    TIIO
    ON
    NS
    S
    Frequency Range
    (Fo)
    32.768 kHz - 160 MHz (**)
    Operating Temperature (TOPR)0°C to + 70°C (See Options)
    Storage Temperature
    (TSTO)
    -55°C to +125°C
    Frequency Stability
    (
    F/ Fo)
    ± 100 ppm max. (See Options)
    Supply Voltage
    (Vdd)
    5 Vdc ± 10%
    Input Current
    (Idd)
    Duty Cycle
    45 / 55% max. for F < 50 MHz @ 1/2 Vdd (See Options)
    or Symmetry
    40 / 60% max. for F >
    _ 50 MHz @ 1/2 Vdd (See Options)
    Rise and Fall Times (TR / TF)
    10 ns max. for F <
    _ 24 MHz
    5 ns max. for F > 24 MHz
    Output Load
    10TTL or 15 pF (50pF max.) for Fo < 80 MHz
    5TTL or 15 pF for (Fo) >
    _ 80 MHz
    Output Voltage
    0.9 * Vdd min. (VOH)
    0.4 Vdc max. (VOL)
    Start-up Time
    (TOSC)
    10 ms max.
    Tristate Function
    (VIH)
    (Option “-A” ONLY)
    (VIL)
    Output Disable / Enable Time
    100 ns max. (for Option “- A” ONLY)
    30 m A max. for F< 24 MHz
    70 m A max. for F< 80 MHz
    45 m A max. for F< 50 MHz
    85 m A max. for F>
    _ 80 MHz
    “1” or Open: Oscillation
    >
    _ 2.2V
    “0”:Output disabled in high impedance (Hi Z)
    < 0.8V
    50 pF load
    output drive
    22355 Abracon CORX 2-29.qxd
    3/6/00
    6:54 AM
    Page 39
    
    
    
    
    
    


    


    

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