74hc Counter ICs are available at Mouser Electronics. Mouser offers inventory, pricing, & datasheets for 74hc Counter ICs. The M54/74HC/ are BCD Decade counters and the M54/74HC/ are 4 bit binary counter- s. The CLOCK input is active on the rising edge. Both. 74HC 74HC/HCT; Presettable Synchronous 4-bit Binary Counter; Asynchronous Reset. For a complete data sheet, please also download. The IC
|Published (Last):||5 April 2018|
|PDF File Size:||8.4 Mb|
|ePub File Size:||6.85 Mb|
|Price:||Free* [*Free Regsitration Required]|
Depending on what you are doing, this mind flip will often work. Post as a guest Name. This device only counts up.
74HC 데이터시트(PDF) – NXP Semiconductors
Month Sales Transactions. The look-ahead carry feature simplifies serial cascading of the counters. In the ‘HC and ‘HCT counters synchronous reset typesthe requirements for setup and hold time with respect to the clock must be met. The TE input is gated with the Q outputs of all four stages so that at the maximum count the terminal count TC output goes high for one clock period.
You either have to invert the outputs using an additional device or use a different counter.
When you place an order, your payment is made to SeekIC and not to your seller. Sign datsaheet or log in Sign up using Google. Recent History What is this?
(PDF) 74HC161 Datasheet download
Home Questions Tags Users Unanswered. You could re-interpret the outputs as negative active low logic.
The ‘HC and ‘HCT are asynchronous reset decade and binary counters, respectively; the ‘HC and ‘HCT devices are decade and binary counters, respectively, that are reset synchronously with the clock. Freight and Payment Recommended logistics Recommended bank.
74HC161 Datasheet PDF
Email Required, but never shown. Counting and parallel presetting are both accomplished synchronously with the negative-to-positive transition of the clock. SeekIC only pays the seller after confirming you have received your order. I have one question on the 74HC synchronous counter, you can find the datasheet here: You may also be interested in: Please create an account or Sign in. This TC pulse is used to enable the next cascaded stage.
digital logic – 74HC synchronous counter – Electrical Engineering Stack Exchange
Martin Nikovski 24 3.
The HC is an up counter. Actually, is it reversible at all?