
Allicdata Part #: | 1727-2459-2-ND |
Manufacturer Part#: |
74HC74D-Q100HL |
Price: | $ 0.08 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Nexperia USA Inc. |
Short Description: | IC FF D-TYPE DUAL 1BIT 14SO |
More Detail: | N/A |
DataSheet: | ![]() |
Quantity: | 1000 |
2500 +: | $ 0.06781 |
Max Propagation Delay @ V, Max CL: | 37ns @ 6V, 50pF |
Package / Case: | 14-SOIC (0.154", 3.90mm Width) |
Mounting Type: | Surface Mount |
Operating Temperature: | -40°C ~ 125°C (TA) |
Input Capacitance: | 3.5pF |
Current - Quiescent (Iq): | 40µA |
Voltage - Supply: | 2 V ~ 6 V |
Current - Output High, Low: | 5.2mA, 5.2mA |
Trigger Type: | Positive Edge |
Series: | Automotive, AEC-Q100, 74HC |
Clock Frequency: | 82MHz |
Number of Bits per Element: | 1 |
Number of Elements: | 2 |
Output Type: | Differential |
Type: | D-Type |
Function: | Set(Preset) and Reset |
Part Status: | Not For New Designs |
Packaging: | Tape & Reel (TR) |
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The 74HC74D-Q100HL is a member of the 74HC family of logic chips, and they are used in various applications like timers, counters, flip-flops, data storage and control. This device is a two-phase, master-slave type flip-flop, albeit belonging to the HC family. It features two outputs, Q and / Q, with asynchronous active-Low preset (PRE) and clear (CLR) input pins. Both set and reset operations are platform independent, meaning they can be used to build custom designs and philosophies with guaranteed operation regardless of the system clock used.
The 74HC74 family is the fastest of all the 74HC chips, and so the 74HC74D-Q100HL offers the fastest propagation delay time among all the HC devices. This means that the chip is capable of performing digital logic operations relatively quickly, and it is often used in applications requiring high speed accuracy. Additionally, this device is pin-compatible with both the HC and HCT families, providing greater versatility and flexibility for designers.
The 74HC74D-Q100HL can be used in many different applications, such as digital memory and controller designs, data storage, and timers and counters. This chip can also be used to create various types of flip-flops in a circuit. The working principle behind these flip-flops is based on two very important concepts - the "set" input and the "reset" input. When the chip is powered up, the logic state of the two outputs (Q and / Q) is initially set to "0" and "1". When the logic state of the "set" input is changed to "1", the value of the "Q" output is changed to "1". Conversely, when the logic state of the "reset" input is switched to "1", the "Q" output is changed to "0".
The 74HC74D-Q100HL can also be setup for use in T flip-flop designs. A T (or toggle) flip-flop is one that is triggered by a control line that causes the output to switch from its current state to the opposite state. This type of flip-flop is commonly used in synchronizer and debounce designs. The principle behind this type of flip-flop is similar to the previously discussed set-reset flip-flop, but instead of two control lines, there is only one control line needed to trigger the flip-flop.
The 74HC74D-Q100HL can also be employed in master-slave flip-flop designs. This type of design utilizes two separate flip-flops (a master and a slave) that are connected in series with one another. The purpose of this circuit is to prevent any glitches or false triggering caused by asynchronous transitions on the control inputs. In this configuration, the two flip-flops are synchronized to each other - the first flip-flop (the master) will determine the value of the second flip-flop (the slave). The master-slave flip-flop configuration is widely used in digital circuits, particularly in synchronous circuits and register designs.
Overall, the 74HC74D-Q100HL is a widely used chip in the digital electronics world. It is capable of performing various digital logic operations with great speed and accuracy, and can be used in numerous different applications and designs. As it is both pin-compatible with the HC and HCT families, this device can provide ample flexibility and versatility to designers, allowing them to create all types of logic circuits.
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