| Allicdata Part #: | 74ACT521SCX-ND |
| Manufacturer Part#: |
74ACT521SCX |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | ON Semiconductor |
| Short Description: | IC COMPARATOR IDENTITY 8B 20SOIC |
| More Detail: | Magnitude Comparator 8 Bit Active Low Output A=B 2... |
| DataSheet: | 74ACT521SCX Datasheet/PDF |
| Quantity: | 1000 |
Specifications
| Series: | 74ACT |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Obsolete |
| Type: | Identity Comparator |
| Number of Bits: | 8 |
| Output: | Active Low |
| Output Function: | A=B |
| Voltage - Supply: | 4.5 V ~ 5.5 V |
| Current - Output High, Low: | 24mA, 24mA |
| Max Propagation Delay @ V, Max CL: | 10ns @ 5V, 50pF |
| Current - Quiescent (Iq): | 4µA |
| Operating Temperature: | -40°C ~ 85°C |
| Package / Case: | 20-SOIC (0.295", 7.50mm Width) |
| Mounting Type: | Surface Mount |
| Base Part Number: | 74ACT521 |
Description
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IntroductionThe 74ACT521SCX is typically used in applications that require fast-timing and high speed logic functions. It is an 8-bit output, 16-bit register that is ideal for logic-level control, comparator and counting applications. This device is built with active-low output enable (OE) signals. When OE is low, the output is enabled and data is read from the device. The OE signals also enable direct memory access (DMA) and interrupts, which are used in high-speed computers and other devices. Application Field The 74ACT521SCX is a versatile logic component used in a variety of applications, including digital logic-level control, timing and counting, edge-sensitive detectors, logic strokes (of digital systems), switching delays, edge counters and frequency dividers. It is an ideal choice for use in digital circuits as it offers high speed with low power dissipation. It is also suitable for use in applications where the output must be turned on and off rapidly, such as in data converters, displays and analog-to-digital converters (ADCs).The 74ACT521SCX is a very versatile device that can be used in a wide variety of applications. It can be used in logic circuits, asynchronous and synchronous clocked systems, and any other application that requires versatility and high performance. It is well suited for use in embedded systems and communications, as well as in data acquisition, control and monitoring applications. Working Principle The working principle of the 74ACT521SCX is based on a state machine that consists of 8-bits in a register and 8-bits of output. The 8-bit input is converted to an 8-bit output. The data is written to the device via an input line and is converted to either true or complement (1-0 or 0-1) output by the device. The output depends on the data on the input. The 74ACT521SCX is designed to operate with very low power consumption and its output can switch very quickly between logic states (on/off). It also has an active-low output enable (OE) signal that enables the data stored in the register to be read. When the OE signal is low, the output is enabled and the data is read from the device. The 74ACT521SCX also has two sets of differential outputs that allow the output data to be read in phases. Conclusion The 74ACT521SCX is an 8-bit output/16-bit register used in a variety of applications, including digital logic-level control, timing and counting, edge-sensitive detectors, logic strokes, switching delays, edge counters, and frequency dividers. It offers fast-timing, low power, and high speed logic functions. It is well suited for use in embedded systems, communications, data acquisition, control and monitoring applications, as well as for faster switching between logic states.
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74ACT521SCX Datasheet/PDF