M48T248Y-70PM1

Product Overview

Category

M48T248Y-70PM1 belongs to the category of non-volatile static random access memory (NVSRAM).

Use

The M48T248Y-70PM1 is primarily used for storing critical data in applications that require non-volatility, such as real-time clocks, industrial automation systems, and embedded systems.

Characteristics

• Non-volatile: The M48T248Y-70PM1 retains data even when power is removed.
• High density: It offers a storage capacity of 256 kilobits.
• Fast access time: The access time is as low as 70 nanoseconds.
• Low power consumption: The device operates at a low power supply voltage and consumes minimal power during standby mode.

Package

The M48T248Y-70PM1 is available in a compact 32-pin plastic SOIC package.

Essence

The essence of M48T248Y-70PM1 lies in its ability to combine the benefits of both RAM and non-volatile memory, providing reliable data storage without the need for an external battery.

Packaging/Quantity

The M48T248Y-70PM1 is typically sold in reels containing 250 units per reel.

Specifications

• Storage Capacity: 256 kilobits
• Access Time: 70 nanoseconds
• Supply Voltage: 4.5V to 5.5V
• Standby Current: 100µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The M48T248Y-70PM1 has a total of 32 pins, which are configured as follows:

1. VCC: Power supply voltage
2. GND: Ground
3. A0-A14: Address inputs
4. CE: Chip enable
5. OE: Output enable
6. WE: Write enable
7. DQ0-DQ7: Data input/output
8. DS: Data store
9. RST: Reset
10. VBAT: Battery backup voltage

Functional Features

• Non-volatile storage: The M48T248Y-70PM1 retains data even when power is removed.
• High-speed access: The device offers fast access times, allowing for efficient data retrieval.
• Low power consumption: It operates at a low power supply voltage and consumes minimal power during standby mode.
• Automatic battery backup: The M48T248Y-70PM1 automatically switches to battery backup when the main power supply is disconnected.

Advantages and Disadvantages

Advantages

• Reliable non-volatile storage
• Fast access times
• Low power consumption
• Compact package size

Disadvantages

• Limited storage capacity compared to other memory technologies
• Reliance on battery backup for data retention

Working Principles

The M48T248Y-70PM1 utilizes a combination of volatile static random access memory (SRAM) and non-volatile electrically erasable programmable read-only memory (EEPROM). When power is applied, the device operates like a standard SRAM, allowing for fast read and write operations. However, when power is removed, the EEPROM portion of the memory retains the stored data, ensuring non-volatility.

Detailed Application Field Plans

The M48T248Y-70PM1 finds applications in various fields, including:

1. Real-time clocks: The non-volatile nature of the memory makes it ideal for storing time and date information in real-time clock systems.
2. Industrial automation systems: Critical data, such as configuration settings and process parameters, can be stored reliably in the M48T248Y-70PM1.
3. Embedded systems: The memory can be used to store firmware, calibration data, and other essential information in embedded systems.

Detailed and Complete Alternative Models

1. M48T08Y-10MH1: 8 kilobit NVSRAM with a lower storage capacity.
2. M48T59Y-70PC1: 64 kilobit NVSRAM with a higher storage capacity.
3. M48T18Y-70MH1: 16 kilobit NVSRAM with intermediate storage capacity.

These alternative models offer different storage capacities to suit specific application requirements.

Word count: 529 words