IC 74148 PDF

description/ordering information. These TTL encoders feature priority decoding of the inputs to ensure that only the highest-order data line is. line TO 4-line AND 8-line TO 3-line Priority Encoders. Instruments, a leading IC manufacturer of Point of Load converters, and Wurth Electronics. Buy 74HC IC – 8 to 3-Line Priority Encoder IC – IC online at lowest price in India with best quality only on Purchase now with .

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It has a few additional inputs and outputs compared to the Only buyers who purchased the product may leave a review. Closed This item has ended. Ex-stock items are generally dispatched within working days after receipt of cleared payment. Please select option below X.

Active low inputs In some cases, such as this, you will be using the keypad for input to devices which use active low inputs. Out of box defects are accepted for exchange within 7days from the date of purchase. For more details, read our Order Terms and Conditions. We give an access to everything buyer need at competitive prices. For instance, if you have 16 inputs but your encoder chip only takes 8 or This means that you will want a key pressed to give a low output on the corresponding line.

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Ideally you want to choose a large value that works consistently. Defective products are accepted for exchange within 7days from the date of purchase. Below is the schematic for how to cascade two s to give a single 4 bit output.

– 8-to-3 line priority encoder – ChipDB

You can use the IC as the encoder in this case. Factory warranty applies, however no warranty is covered for consumable products. Your pack shipment Ex-stock items are generally dispatched within working days after receipt of cleared payment. If you are looking for an office package, with a word processor, spreadsheet, etc.

Shipping fees include handling 741148 packing fees as well as postage costs. Will purchase again in future. In some cases, such as this, you will be using the keypad for input to devices which use kc low inputs. Fast delivery and good packaging! Continue Shopping Add To List.

Pages created and updated by Terry Sturtevant Date Posted: No returns are accepted unless prior written agreement by Synacorp upon purchase of the products. In that case, you want to cascade the encoder chips so that instead of having two sets of three bit outputs, you have a single four ix output. Resources To view pdf documents, you can download Adobe Acrobat Reader.

IC pinout diagram – Integrated Circuits

Some of these extra pins are what allow these devices to be cascaded. Boxes are amply sized and your items are well-protected.

Although you order at your own risk, but special care is taken to protect fragile objects. Good quality of product with fast delivery.

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If the resistors get too large, then the circuit will stop working; if the resistors get too small, there will be excessive current drawn from the circuit. Encoder Chip Sometimes you have more inputs than can be used with a single encoder chip.

Sometimes you have more inputs than can be used with a single encoder chip. Returns All sales are final. We accept returns for refund or exchange only for items damaged upon receipt. To do this, simply switch the common connections of the keypad and resistor array mentioned above.

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74HC148 IC – 8 to 3-Line Priority Encoder IC (74148 IC)

If you need to update lc browser, you might try Firefox which is free open source available for several platforms Since this page uses cascading style sheets for its layout, it will look best with a browser which supports the specifications as fully as possible. Note that while the inputs are active lowthe outputs are active high.

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