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IS62C256AL-45ULI

Name: IS62C256AL-45ULI
Rating: 4.7 (12 reviews)

IC SRAM 256KBIT PARALLEL 28SOP

제조업체
Mfr.부분 #IS62C256AL-45ULI
패키지 SOP-28
데이터시트 IS62C256AL-45ULI DataSheet
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사양

Package	Tray
ProductStatus	Active
MemoryType	Volatile
MemoryFormat	SRAM
Technology	SRAM - Asynchronous
MemorySize	256Kb (32K x 8)
MemoryInterface	Parallel
WriteCycleTime-WordPage	45ns
AccessTime	45 ns
Voltage-Supply	4.5V ~ 5.5V
OperatingTemperature	-40°C ~ 85°C (TA)
MountingType	Surface Mount
Package/Case	28-SOIC (0.330, 8.38mm Width)

개요

Description

The IS62C256AL-45ULI is a high-performance CMOS static random-access memory (SRAM) chip. It features a 32K x 8-bit organization, meaning it can store 32 kilobits of data, accessible in 8-bit words. Operating at a maximum access time of 45 nanoseconds, it is designed for applications requiring fast data retrieval. The device operates from a single power supply, typically 5V, with a low power consumption profile, making it suitable for battery-operated devices.
The chip incorporates a simple interface with a chip select (CS), output enable (OE), and write enable (WE) pins, allowing for straightforward integration into various digital systems. Its benefits include high speed, low power consumption, and ease of use, making it ideal for telecommunications, networking, and other embedded applications. Additionally, the IS62C256AL-45ULI is packaged in a compact form, enhancing its utility in space-constrained environments.

Features

The IS62C256AL-45ULI is a high-performance CMOS static RAM (SRAM) with the following key features:
1. Memory Configuration: 256 Kbit (32K x 8 bits) organization.
2. Access Time: Fast access time of 45 ns.
3. Power Supply: Operates at low voltage, typically 3.0V to 3.6V.
4. Low Power Consumption: Designed for low standby and active current, making it suitable for battery-operated devices.
5. Easy Interface: TTL-compatible inputs and outputs for seamless integration with other digital circuits.
6. Asynchronous Operation: Supports asynchronous read and write operations without the need for clock signals.
7. Temperature Range: Available in various temperature ranges, suitable for industrial and commercial applications.
8. Packaging: Offered in multiple package types, including PDIP and SOIC, for versatile mounting options.
These features make the IS62C256AL-45ULI ideal for applications requiring fast and reliable data storage, such as in telecommunications, automotive systems, and consumer electronics.

Package

The IS62C256AL-45ULI is offered in a 28-pin 300-mil plastic DIP (Dual In-line Package) type.

Pinout

The IS62C256AL-45ULI is a 256K-bit static RAM (SRAM) chip organized as 32K x 8 bits. It has a total of 28 pins.
Pin Functions:
1. Address Pins (A0 - A14): 15 address pins used to access the memory locations.
2. Data Pins (D0 - D7): 8 bi-directional data pins for input and output operations.
3. Chip Enable (CE): Activates the chip when low.
4. Output Enable (OE): Enables data output when low.
5. Write Enable (WE): Allows writing data when low.
6. Vcc: Power supply pin.
7. GND: Ground pin.
The chip is designed for fast access times and is suitable for applications that require high-speed data storage and retrieval.

Manufacturer

The IS62C256AL-45ULI is manufactured by ISSI (Integrated Silicon Solutions, Inc.). ISSI is a semiconductor company that specializes in the design, development, and manufacturing of high-performance memory products, including SRAM (Static Random-Access Memory), DRAM (Dynamic Random-Access Memory), and Flash memory. Founded in 1988 and headquartered in San Jose, California, ISSI serves various markets, including telecommunications, automotive, industrial, and consumer electronics, providing solutions that emphasize reliability, performance, and low power consumption. The company is known for its focus on innovation and quality in the memory sector.

Application

The IS62C256AL-45ULI is a 256K-bit static RAM (SRAM) used in various applications, including telecommunications, networking, and consumer electronics. Its fast access time makes it suitable for cache memory, data buffering, and temporary storage in embedded systems. Additionally, it is utilized in automotive electronics, industrial automation, and medical devices where reliable and quick data retrieval is crucial.

Equivalent

The IS62C256AL-45ULI is a 32K x 8-bit CMOS SRAM. Equivalent products include:
1. CY62157 - Cypress
2. MT58L256L - Micron
3. HM628256 - Hitachi
4. AS7C256 - Alliance Memory
5. W62257 - Winbond
Ensure to check specific datasheet parameters for compatibility in your application.