Community. An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications. 74HCTD, Nexperia Buffers & Line Drivers OCTAL BUFFER 3-STATE datasheet, inventory, & pricing. 74HC; 74HCT Octal buffer/line driver; 3-state. Rev. 03 — 22 December Product data sheet. Table 1: Quick reference data. GND = 0 V; Tamb =
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Terms and conditions of commercial sale — NXP Semiconductors products are sold subject to the general terms and conditions of commercial sale, as published at http: Recommended operating conditions Table 5.
However, if it is 74hct244r, the solder land should remain floating or be connected to GND. In comparison a normal logic gate has well known logic levels and full drive capability so you won’t get tripped up by pull-up resistors or loading.
Functional description Table 3.
What do you use? Right to make changes — NXP Semiconductors reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. Most 74HCT parts when run on 5V require 3. Sample orders normally take days for delivery. While inputs are 5V tolerant, outputs are not. Datashdet Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without 74hch244d testing or modification.
Short data dayasheet — A short data sheet is an extract from a full data sheet with the same product type number s and title.
74HC244; 74HCT244 Octal Buffer, Line Driver; 3-state
For detailed and full information see the relevant full data sheet, which is available on request via the local NXP Semiconductors sales office. The problem is that generally you can detect a pin going to or from tristate OR transmit to the pin, but not both. Ptot derates linearly with 5. The English version shall prevail in case of any discrepancy between the translated and English versions.
All information provided in this document is subject to legal disclaimers. So a 74 HCT is indeed the proper choice. See Table 7 on page 6 of this data sheetunder “V IH “.
5v V level shifting | Mbed
As a Nexperia customer you can order samples via our sales organization or dtasheet via our Online Sample Store: Then you could buffer the signal up. A short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information.
Revision history Table Access Warning You do not have the correct permissions to perform this operation. For output direct connection without problems.
74HCT244 Octal buffer/line driver
HC, or look for some with schmitt-trigger. Product specification — The information and data provided in a Product data sheet shall define the specification of the product as agreed between NXP Semiconductors and its customer, unless NXP Semiconductors and customer have explicitly agreed otherwise in writing. In case an individual agreement is concluded only the terms and conditions of the respective agreement shall apply.
There is one dirty trick that many of us use. It is neither qualified nor tested in accordance with automotive testing or application requirements.
Run HCT parts on 5V and directly drive the inputs from 3. If available you can find information in our Nexperia Support Community or you can find Nexperia models and Design tools. Contents 1 2 3 4 5 5. Normal logic-level output current is lower. For more information, please visit: All referenced brands, product names, service names and trademarks are the property of their respective owners.
In no event however, shall an agreement be valid in which the NXP Semiconductors product is deemed to offer functions and qualities beyond those described in the Product data sheet. You might choose the 74HCT — that would give you 8 lines in a single package.
74HCTD 데이터시트(PDF) – NXP Semiconductors
Static characteristics Table 6. And it’s available in an easy-to-use through-hole package. Limiting values Table 4.
The device can be used as two 4-bit buffers or one 8-bit buffer.