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    1. Home/
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    3. Integrated Circuits - ICs/
    4. Clock & Timer ICs/
    5. CD74HC221MTE4 Texas Instruments

    CD74HC221MTE4 [Texas Instruments]

    CD74HC221MTE4
    CD74HC221MTE4

    Part No:

    CD74HC221MTE4

    Category:

    Clock & Timer ICs

    Manufacturer:

    Texas Instruments

    Description:

    High-Speed CMOS Logic Dual Monostable Multivibrator with Reset.

    Datasheet:

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    Operating Temperature
    -55°C ~ 125°C
    Package
    16-pin CERDIP, PDIP, SOIC, SOP, TSSOP
    Absolute Max Supply Voltage
    7V
    Input Capacitance
    10pF
    Input Leakage Current
    ±0.1µA
    Max Junction Temperature
    150°C
    Power Dissipation Capacitance
    166pF
    Pulse Width Formula
    tW = 0.7 * RX * CX (at VCC=4.5V)
    Quiescent Device Current
    8µA
    Supply Voltage Hc Max
    6V
    Supply Voltage Hc Min

    Products Detail

    The CD54HC221, CD74HC221, and CD74HCT221 are dual monostable multivibrators with reset. Timing and accuracy are controlled by external resistor (RX) and capacitor (CX) components. Pulse triggering on the B input occurs at a specific voltage level independent of trigger pulse rise/fall times. Once triggered, outputs are independent of further trigger inputs. The output pulse can be terminated by a LOW level on the Reset (R) pin. Features include separate resets, wide output pulse width range, Schmitt trigger on B inputs, and balanced propagation delays.

    Key Features

    • Overriding RESET Terminates Output Pulse
    • Triggering from Leading or Trailing Edge
    • Q and Q Buffered Outputs
    • Separate Resets
    • Wide Range of Output-Pulse Widths
    • Schmitt Trigger on B Inputs
    • Fanout: 10 LSTTL Loads (Standard), 15 LSTTL Loads (Bus Driver)
    • Wide Operating Temperature Range: -55°C to 125°C
    • Balanced Propagation Delay and Transition Times
    • Significant Power Reduction Compared to LSTTL
    • HC Types: 2V to 6V Operation, High Noise Immunity (30% VCC)
    • HCT Types: 4.5V to 5.5V Operation, Direct LSTTL Input Compatibility

    Documents

    Datasheets:

    CD74HC221MTE4-Texas-Instruments-datasheet-150577.pdf
    Product FAQ

    1. Is CD74HC221MTE4 available for RFQ?

    Yes. CD74HC221MTE4 by Texas Instruments is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for CD74HC221MTE4?

    Pricing for CD74HC221MTE4 can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of CD74HC221MTE4?

    CD74HC221MTE4 is a Texas Instruments Clock & Timer ICs with Power Dissipation Capacitance: 166pF and Absolute Max Supply Voltage: 7V. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for CD74HC221MTE4?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can CD74HC221MTE4 be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to CD74HC221MTE4?

    Yes. If CD74HC221MTE4 is unavailable, obsolete, or does not meet your required lead time, we can help check similar Texas Instruments Clock & Timer ICs parts or compatible alternatives.

    RFQ

    Part Number:

    CD74HC221MTE4

    Manufacturer:

    Texas Instruments

    Looking for Pricing? Contact us for volume pricing.

    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product
    2V
    Supply Voltage Hct Max
    5.5V
    Supply Voltage Hct Min
    4.5V
    Thermal Impedance Pdip
    67°C/W
    Thermal Impedance Soic
    73°C/W
    Thermal Impedance Sop
    64°C/W
    Thermal Impedance Tssop
    108°C/W
    CD74HC221MTE4-Texas-Instruments-datasheet-125807.pdf
    CD74HC221MTE4-Texas-Instruments-datasheet-21220719.pdf
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