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M48Z128Y-85PM1
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M48Z128Y-85PM1

Product Overview

Category

The M48Z128Y-85PM1 belongs to the category of non-volatile static random access memory (NVSRAM).

Use

This product is commonly used as a backup memory device in applications where data retention is crucial during power loss or system shutdown.

Characteristics

  • Non-volatile: The M48Z128Y-85PM1 retains data even when power is disconnected.
  • Static RAM: It provides fast read and write access times.
  • High density: The device offers a storage capacity of 128 kilobits.
  • Low power consumption: The M48Z128Y-85PM1 operates at low power levels, making it suitable for battery-powered devices.

Package

The M48Z128Y-85PM1 is available in a compact 32-pin DIP (Dual Inline Package) format.

Essence

The essence of the M48Z128Y-85PM1 lies in its ability to combine the benefits of non-volatile memory with the speed and ease of use of static RAM.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each containing a specified quantity of M48Z128Y-85PM1 devices.

Specifications

  • Memory Size: 128 kilobits
  • Supply Voltage: 4.5V to 5.5V
  • Access Time: 85 nanoseconds
  • Operating Temperature Range: -40°C to +85°C
  • Data Retention: Minimum 10 years

Detailed Pin Configuration

The M48Z128Y-85PM1 features a 32-pin DIP package with the following pin configuration:

  1. Chip Enable (CE)
  2. Output Enable (OE)
  3. Write Enable (WE)
  4. Address Inputs (A0-A14)
  5. Data Inputs/Outputs (DQ0-DQ7)
  6. Ground (GND)
  7. Vcc (Power Supply)

Functional Features

  • Battery Backup: The M48Z128Y-85PM1 includes an integrated lithium energy source, ensuring data retention during power loss.
  • Automatic Switchover: When the main power supply is disconnected, the device seamlessly switches to the backup battery power.
  • Fast Access Time: With an access time of 85 nanoseconds, the M48Z128Y-85PM1 provides quick read and write operations.
  • Easy Integration: The device can be easily interfaced with microcontrollers and other digital systems.

Advantages and Disadvantages

Advantages

  • Non-volatile memory ensures data integrity during power interruptions.
  • High-density storage capacity.
  • Low power consumption.
  • Fast access times for efficient data retrieval.

Disadvantages

  • Relatively higher cost compared to traditional volatile RAM.
  • Limited storage capacity compared to other non-volatile memory options.

Working Principles

The M48Z128Y-85PM1 combines a static RAM array with a non-volatile element, such as a ferroelectric capacitor or a lithium battery. During normal operation, the device functions like a standard static RAM, providing fast read and write access. However, when the main power supply is disconnected, the non-volatile element takes over, preserving the data stored in the memory array.

Detailed Application Field Plans

The M48Z128Y-85PM1 finds applications in various fields, including:

  1. Industrial Control Systems: Used as backup memory in critical control systems to ensure data integrity during power outages.
  2. Medical Devices: Provides reliable data storage in medical equipment where uninterrupted operation is essential.
  3. Automotive Electronics: Used in automotive systems to store critical information, such as engine parameters and fault codes.
  4. Communication Equipment: Ensures data retention in networking devices, routers, and switches during power disruptions.

Detailed and Complete Alternative Models

  1. M48Z128Y-85PM6: Similar to the M48Z128Y-85PM1, but with a higher operating temperature range (-40°C to +125°C).
  2. M48Z128Y-85PM2: Offers the same features as the M48Z128Y-85PM1 but comes in a surface-mount package (SOIC).

These alternative models provide similar functionality and can be considered as substitutes for the M48Z128Y-85PM1 in various applications.

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi M48Z128Y-85PM1 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of M48Z128Y-85PM1 in technical solutions:

Q1: What is the M48Z128Y-85PM1? A1: The M48Z128Y-85PM1 is a non-volatile static RAM (NVSRAM) module with a capacity of 128 kilobits. It combines the features of an SRAM and an EEPROM, making it ideal for applications that require both high-speed read/write operations and non-volatile data storage.

Q2: What are the key features of the M48Z128Y-85PM1? A2: The key features of the M48Z128Y-85PM1 include a 128K-bit (16K x 8) non-volatile static RAM, unlimited write cycles, automatic power-fail chip deselect, and a 10-year minimum data retention in the absence of power.

Q3: What are some typical applications of the M48Z128Y-85PM1? A3: The M48Z128Y-85PM1 is commonly used in applications such as real-time clocks, industrial automation systems, medical equipment, gaming machines, and other devices that require non-volatile memory for data storage.

Q4: How does the M48Z128Y-85PM1 handle power failures? A4: The M48Z128Y-85PM1 has an automatic power-fail chip deselect feature that ensures data integrity during power failures. When the power supply drops below a certain threshold, the chip automatically deselects itself, preventing any further writes to the memory.

Q5: Can the M48Z128Y-85PM1 be used as a replacement for standard SRAM modules? A5: Yes, the M48Z128Y-85PM1 can be used as a drop-in replacement for standard SRAM modules. It offers the same interface and pinout, but with the added benefit of non-volatile data storage.

Q6: What is the maximum operating frequency of the M48Z128Y-85PM1? A6: The M48Z128Y-85PM1 has a maximum operating frequency of 85 MHz, making it suitable for high-speed applications that require fast read/write operations.

Q7: How long does the M48Z128Y-85PM1 retain data without power? A7: The M48Z128Y-85PM1 has a minimum data retention period of 10 years in the absence of power. This ensures that the stored data remains intact even during prolonged power outages.

Q8: Can the M48Z128Y-85PM1 be used in battery-powered devices? A8: Yes, the M48Z128Y-85PM1 can be used in battery-powered devices. Its low power consumption and non-volatile nature make it suitable for applications where power efficiency and data integrity are important.

Q9: Does the M48Z128Y-85PM1 support multiple write cycles? A9: Yes, the M48Z128Y-85PM1 supports unlimited write cycles. This means that data can be written to the memory module as many times as needed without any degradation in performance or reliability.

Q10: Is the M48Z128Y-85PM1 compatible with standard microcontrollers and processors? A10: Yes, the M48Z128Y-85PM1 is compatible with standard microcontrollers and processors. It uses a standard parallel interface and operates at voltages commonly used in digital systems, making it easy to integrate into existing designs.

Please note that these answers are general and may vary depending on specific application requirements.