Part Details for SN74L74N by Texas Instruments
Results Overview of SN74L74N by Texas Instruments
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SN74L74N Information
SN74L74N by Texas Instruments is an FF/Latch.
FF/Latches are under the broader part category of Logic Components.
Digital logic governs the behavior of signals in electronic circuits, enabling complex decisions based on simple binary inputs (yes/no). Logic components perform operations from these signals. Read more about Logic Components on our Logic part category page.
US Tariff Estimator: SN74L74N by Texas Instruments
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SN74L74N Part Data Attributes
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SN74L74N
Texas Instruments
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Datasheet
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SN74L74N
Texas Instruments
D Flip-Flop, 2-Func, Positive Edge Triggered, TTL, PDIP14
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| Part Life Cycle Code | Obsolete | |
| Package Description | Dip-14 | |
| HTS Code | 8542.39.00.60 | |
| JESD-30 Code | R-PDIP-T14 | |
| Logic IC Type | D Flip-Flop | |
| Number of Functions | 2 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Package Body Material | Plastic/Epoxy | |
| Package Code | DIP | |
| Package Equivalence Code | DIP14,.3 | |
| Package Shape | Rectangular | |
| Package Style | In-Line | |
| Qualification Status | Not Qualified | |
| Supply Voltage-Nom (Vsup) | 5 V | |
| Surface Mount | No | |
| Technology | Ttl | |
| Temperature Grade | Commercial | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Dual | |
| Trigger Type | Positive Edge |
SN74L74N Frequently Asked Questions (FAQ)
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The maximum clock frequency of the SN74L74N is typically around 100 MHz, but it can vary depending on the specific application and operating conditions. It's recommended to check the datasheet and application notes for more information.
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To ensure proper power and decoupling, make sure to provide a stable power supply voltage within the recommended range (4.75V to 5.25V), and use decoupling capacitors (e.g., 0.1uF and 10uF) close to the device. Additionally, follow good PCB design practices, such as using a solid ground plane and minimizing noise on the power supply lines.
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The main difference between the SN74L74N and the 74HC74 is the logic family and voltage range. The SN74L74N is a low-power Schottky (L) device that operates from 4.75V to 5.25V, while the 74HC74 is a high-speed CMOS (HC) device that operates from 2V to 6V. The SN74L74N has lower power consumption and faster switching times than the 74HC74.
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While the SN74L74N is not designed as a level shifter, it can be used for level shifting in some cases. However, it's essential to ensure that the input and output voltage levels are within the recommended range, and that the device is properly biased. It's recommended to use a dedicated level shifter device for more reliable and robust level shifting applications.
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The asynchronous reset input (CLR) should be handled carefully to avoid unintended resets. Ensure that the CLR input is properly debounced and synchronized with the clock signal to prevent metastability issues. Additionally, consider using a reset synchronizer circuit or a dedicated reset controller to manage the reset signal.