onsemi

74F189PC

74F189PC Description

The 74F189PC is a 64-bit parallel RAM memory IC designed for a wide range of electronic applications. Manufactured by onsemi, this through-hole mounted device is organized as 16 x 4 memory, offering a total memory size of 64 bits. It features a parallel memory interface, making it suitable for systems requiring high-speed data transfer and processing. The 74F189PC operates within a supply voltage range of 4.5V to 5.5V and has an access time of 27 ns, with a write cycle time of 29 ns for word and page operations. The operating temperature range is from 0°C to 70°C, ensuring reliable performance in typical industrial environments. The device is packaged in a tube and has a moisture sensitivity level (MSL) of 1, indicating it is unaffected by moisture and suitable for long-term storage.

74F189PC Features

• Memory Organization: 16 x 4, providing a total of 64 bits of volatile memory.
• Access Time: 27 ns, ensuring rapid data retrieval and processing.
• Write Cycle Time: 29 ns for word and page operations, facilitating efficient data writing.
• Operating Temperature: 0°C to 70°C, suitable for a wide range of environmental conditions.
• Supply Voltage: 4.5V to 5.5V, providing flexibility in power supply requirements.
• Memory Interface: Parallel, enabling high-speed data transfer.
• Mounting Type: Through-hole, ensuring robust mechanical stability and ease of integration.
• Package: Tube, offering protection during handling and storage.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating no special handling requirements for moisture protection.

74F189PC Applications

The 74F189PC is ideal for applications requiring fast and reliable volatile memory solutions. Its 64-bit parallel memory interface and rapid access times make it suitable for systems where data needs to be quickly read and written. Some specific use cases include:

• Industrial Control Systems: Where rapid data processing and storage are essential for efficient operation.
• Embedded Systems: Providing temporary storage for data processing and buffering.
• Telecommunications: For temporary storage of data packets and control information.
• Automotive Electronics: Supporting onboard systems that require fast memory access for real-time processing.

Conclusion of 74F189PC

The 74F189PC from onsemi is a robust and reliable RAM memory IC, offering a versatile solution for applications requiring fast and efficient data processing. Its 64-bit parallel memory interface, combined with rapid access and write cycle times, makes it an ideal choice for a variety of industrial and embedded systems. Despite being marked as obsolete, the 74F189PC continues to provide a reliable memory solution for existing systems and can be a cost-effective option for new designs where its specifications meet the requirements.