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GAL16V8D-15LPI
+NomenclatureIC CPLD 8MC 15NS 20DIP
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FabricantSociété ledith Semiconductor
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Pièce fabricant #GAL16V8D-15LPI
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Package PDIP-20
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En stock2907
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Spécifications
| Attribut | Valeur |
| Package / Case | Bulk |
| Series | GAL®16V8 |
| Part Status | Obsolete |
| Programmable Type | EE PLD |
| Delay Timetpd(1)Max | 15 ns |
| Voltage Supply - Internal | 4.5V ~ 5.5V |
| Number of Macrocells | 8 |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
Présentation
Description
GAL16V8D devices are known for their flexibility, allowing designers to program them to perform a wide range of combinational and sequential logic functions. They are commonly used in digital systems for tasks such as address decoding, state machine implementation, and glue logic. The device is electrically erasable, which makes it easy to reprogram and update designs, adding to its versatility in prototyping and production environments.
Equivalent
1. Lattice GAL16V8, other speed grades like GAL16V8D-10LPI or GAL16V8D-25LPI.
2. Atmel's ATF16V8 series such as ATF16V8B-15PU.
3. Microchip's SST39 series, if similar functionality is required.
4. Generic PAL16V8 or PALCE16V8 devices from various manufacturers, considering pin and functional compatibility.
Always verify the requirements to ensure compatibility with your specific application.
Features
1. Speed: Operates with a maximum propagation delay of 15 ns, making it suitable for high-speed applications.
2. Architecture: Consists of 16 macrocells that are configurable for a variety of logic functions, enabling complex logic designs.
3. Low Power: The "L" in the model number denotes low power consumption, which is beneficial for battery-operated or energy-sensitive applications.
4. Pin Count & Packaging: Available in 20-pin industry-standard DIP and PLCC packages, allowing for easy integration into existing designs.
5. Programmability: Uses EEPROM technology, which allows the device to be programmed, erased, and reprogrammed multiple times.
6. Compatibility: Backward compatible with other 16V8 devices, facilitating easy replacement or upgrade in existing systems.
7. Security: Provides a security bit to protect the proprietary logic design from being copied.
These features make the GAL16V8D-15LPI a flexible and reliable choice for implementing custom logic functions in various electronic applications.
Pinout
- Pin Count: 20 pins in total.
- Functionality: The GAL16V8D can be programmed to perform a variety of digital logic functions. It features 16 input/output pins that can be configured as inputs, outputs, or a combination of both, depending on the particular application and design requirements.
- Architecture: The device uses a Programmable Logic Array (PLA) architecture, which allows for complex combinational logic functions to be implemented.
- Performance: The "-15" in its part number indicates a maximum propagation delay of 15 nanoseconds, ensuring relatively fast operation suitable for a wide range of applications.
- Low Power: The "LPI" suffix indicates that it is a low-power version, which is beneficial for power-sensitive applications.
The versatility and reprogrammability of the GAL16V8D make it suitable for use in prototyping and small-scale production where custom logic functions are needed.
Manufacturer
Application
1. Address Decoding: Useful in memory and peripheral interfacing.
2. State Machines: Facilitates control logic in finite state machines.
3. Data Routing and Management: Assists in signal multiplexing and demultiplexing.
4. Glue Logic: Acts as intermediary logic connecting different components.
5. Prototyping and Development: Ideal for experimenting with logic designs before ASIC implementation.
Its reprogrammable nature makes it suitable for rapid prototyping and iterative design processes in embedded systems and custom logic implementations.