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DUAL 4-bit Decade AND Binary Counters. PRODUCTION BQRHLTG4: Single-chip Charge AND System Power-path Management IC (bqtiny). Buy 74HC IC – Dual 4-bit Decade Ripple Counter – IC online at lowest price in India with best quality only on Purchase now. Find great deals for DM74LSN Motorola IC TTL Counter 74ls NOS. Shop with confidence on eBay!.

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Write Comment Your Name Email You are writing as anonymous comment, if you are a member please login. All orders for calibrated items are non-cancellable and non-returnable. Each counter is in two sections: Please enter your name and your e-mail address. Connecting ripple counters in a chain: The measurement error is documented on a calibration certificate, which serves as proof.

They are ripple counters so beware that glitches may occur in any logic gate systems connected to their outputs due to the slight delay before the later counter outputs respond to a clock pulse. Thank you for your message. For normal use connect QA to clockB and connect the external clock signal to clockA. Close An error occurred, your message could not be sent. This additional time for the calibration should be taken into consideration to your normal delivery time.


SN74LS390N – 74390 DUAL DECADE COUNTER (TP) – Texas Instruments

For normal operation the reset input should be low, making it high resets the counter to zeroQA-QD low. We ix contact you regarding your error report for clarification. Please contact our partner Intertek directly for a re-calibration of your device: This is the usual clock behaviour of icc counters and it means a counter output can directly drive the clock input of the next counter in a chain. Image is for illustrative purposes only.


For normal use connect QA to clockB to link the two sections, and connect the external clock signal to clockA. If you close this banner, or continue browsing, it means you consent for us to use cookies.

The count advances as the clock input becomes low on the falling-edgethis is indicated by the bar over the clock label. Our website uses cookies, from us and third parties, to personalise your experience and show you products and adverts that may be of interest to you. The measured values detected by the calibration Calibration in a controlled environment measuring laboratory.


74HC390 IC – Dual 4-bit Decade Ripple Counter IC (74390 IC)

You will find two items appearing, one version without a calibration service item-nr. If you find a product of interest without a calibration version, our customer support will be more then helpful to clarify this topic for you.

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Introduction In collaboration with Intertek, Distrelec is offering a calibration service for new electronic test and measurement instruments. Register now Forgot password.

An identification of the calibration method eg. Your message has been sent. Request higher bulk rates. Country of origin United States US. The Intertek calibration service provides the assurance that your instruments perform as stated in the datasheet. Total Price SEK An error occurred login failed.

Calibration involves comparing the read values of a measuring instrument or data recorder with the corresponding values of a reference tool that meets the reference standards.