IS29GL256-70SLET

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IS29GL256-70SLET

IC FLASH 256MBIT PAR 56TSOP I

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Thông số kỹ thuật

Part Status Active
DigiKey Programmable Not Verified
Memory Type Non-Volatile
Memory Format FLASH
Technology FLASH - NOR
Memory Size 256Mbit
Memory Organization 32M x 8
Memory Interface Parallel
Write Cycle Time - Word, Page 200µs
Voltage - Supply 2.7V ~ 3.6V
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount
Package / Case 56-TFSOP (0.724", 18.40mm Width)
Supplier Device Package 56-TSOP I
Base Product Number IS29GL256
Access Time 70 ns

Tổng quan

Description

The IS29GL256-70SLET is a 256 Mb (megabit) NOR Flash memory chip manufactured by ISSI (Integrated Silicon Solution, Inc.). It features a single supply voltage of 3V to 3.6V, making it suitable for a variety of low-power applications. The "70" in the part number indicates a maximum access time of 70 nanoseconds, allowing for fast read operations.
This memory chip supports parallel interface, enabling quick data transfer rates and is commonly used in embedded systems, consumer electronics, and automotive applications. It also features an array of commands for reading, writing, and erasing data, along with a reliable endurance of up to 100,000 program/erase cycles.
With a package type typically in a TSOP (Thin Small Outline Package), it is designed for compactness in circuit design. Overall, the IS29GL256-70SLET provides a robust solution for applications requiring non-volatile storage with quick access times and low power consumption.

Features

The IS29GL256-70SLET is a 256 Mb (32 MB) NOR Flash memory device designed for high-performance applications. Key features include:
1. Density: 256 Megabits (32 Megabytes).
2. Access Time: 70 ns, allowing for fast read operations.
3. Interface: Parallel interface for easy integration with microcontrollers and processors.
4. Voltage Range: Operates on a single supply voltage of 2.7V to 3.6V.
5. Write/Erase Cycles: Supports up to 100,000 program/erase cycles, ensuring durability.
6. Data Retention: Retains data for over 20 years at 85°C.
7. Command Set: Supports standard commands for read, write, and erase.
8. Security Features: Includes a hardware write protection feature.
9. Package Options: Available in multiple packages, including TSOP and BGA for flexibility in designs.
This device is suitable for applications such as consumer electronics, automotive, and industrial systems where reliability and performance are critical.

Package

The IS29GL256-70SLET is packaged in a 48-pin TSOP (Thin Small Outline Package).

Pinout

The IS29GL256-70SLET is a 256 Mb (32 MB) NOR Flash memory device with a pin count of 48. It is organized as 32 M x 8 bits and uses a standard 3.0V power supply.
### Pin Functions:
1. Address Pins (A0-A21): Select the memory location.
2. Data Pins (DQ0-DQ7): Data input/output pins for reading/writing.
3. Control Pins:
- CE# (Chip Enable): Activates the device.
- OE# (Output Enable): Enables data output.
- WE# (Write Enable): Allows data writing.
- RP# (Reset): Resets the device.
4. VCC: Power supply for the device (3V).
5. VSS: Ground connection.
This device is commonly used in embedded systems for code storage and data retention due to its non-volatile characteristics.

Manufacturer

The IS29GL256-70SLET is manufactured by ISSI (Integrated Silicon Solution, Inc.). ISSI is a semiconductor company that specializes in the design and production of memory chips, including SRAM, DRAM, and Flash memory devices. Founded in 1988, the company is headquartered in San Jose, California, and serves various markets, including industrial, telecommunications, automotive, and consumer electronics. ISSI is known for its focus on high-performance memory solutions and is recognized for its commitment to quality and innovation in semiconductor technology.

Application

The IS29GL256-70SLET is a 256 Mb NOR Flash memory primarily used in embedded systems for firmware storage, boot code, and data logging. Its application areas include consumer electronics, automotive systems, telecommunications, industrial control, and medical devices, where high reliability, fast read speeds, and the ability to perform extensive write cycles are essential.

Equivalent

The IS29GL256-70SLET chip is a 256Mb (32MB) serial NOR flash memory. Equivalent products include:
1. Micron MT29F256G08CBABAWP
2. Winbond W25Q256JV (for smaller interfaces)
3. Macronix MX25L25635F
4. Adesto Technologies AT25DF256D
Ensure compatibility in terms of pin configuration, voltage, and performance specifications when considering alternatives.

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