Brief Description

The MX29GL256EHXFI-90Q is a 2-mega bit Flash memory electronic component designed for memory applications. It is a cost-effective and reliable nonvolatile random access memory that can be reprogrammed and erased in-system or in standard EPROM programmers. The MX29GL256EHXFI-90Q is organized as 256K bytes of 8 bits and is available in 32-pin PDIP, PLCC, and 32-pin TSOP(I) package types.

Specifications and Features

The MX29GL256EHXFI-90Q has the following specifications and features:

• Memory organization: 262,144x 8 only
• Fast access time: 55/70/90/120ns
• Low power consumption: 30mA maximum active current (5MHz), 1uA typical standby current
• Programming and erasing voltage: 5V ± 10%
• Command register architecture:
• Byte Programming (7us typical)
• Sector Erase (16K-Byte x1, 8K-Byte x 2, 32K-Byte x1, and 64K-Byte x 3)
• Auto Erase and Auto Program
• Automatically erase any combination of sectors or the whole chip with Erase Suspend capability
• Automatically programs and verifies data at specified address
• Erase Suspend/Erase Resume: suspends an erase operation to read or program data to a non-erased sector
• Status Reply: data polling & Toggle bit for detection of program and erase cycle completion
• Sector protection: hardware method to disable or enable sectors from program or erase operations
• Minimum erase/program cycles: 100,000
• Latch-up protected to 100mA from -1 to VCC+1V
• Boot Code Sector Architecture: T = Top Boot Sector, B = Bottom Boot Sector
• Hardware RESET pin (only for 29F002T/B): resets internal state machine to read mode
• Low VCC write inhibit: equal to or less than 3.2V
• Package types: 32-pin PDIP, 32-pin PLCC, 32-pin TSOP (Type 1)
• Data retention: 20 years

Application Scenarios

The MX29GL256EHXFI-90Q can be used in various memory applications, including but not limited to:

• Embedded systems
• Consumer electronics
• Industrial control systems

Comparison

Advantages:

• Cost-effective
• Reliable
• Reprogrammable and erasable in-system or in standard EPROM programmers
• Low power consumption
• High data retention

Disadvantages:

• Limited to 2-mega bit storage capacity
• Memory organization supports only 8 bits