23K256T-I/ST

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23K256T-I/ST

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IC SRAM 256KBIT SPI 20MHZ 8TSSOP

  • FabricanteTecnologia Microchip

  • Peça do Fabricante #23K256T-I/ST

  • Em Estoque4102

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Especificações

Atributo Valor
PartStatus Active
DigiKeyProgrammable Not Verified
MemoryType Volatile
MemoryFormat SRAM
Technology SRAM
MemorySize 256Kbit
MemoryOrganization 32K x 8
MemoryInterface SPI
Voltage-Supply 2.7V ~ 3.6V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 8-TSSOP (0.173", 4.40mm Width)
SupplierDevicePackage 8-TSSOP
BaseProductNumber 23K256
ClockFrequency 20 MHz

Visão Geral

Description

The 23K256T-I/ST is a Serial SRAM (Static Random-Access Memory) chip produced by Microchip Technology. It features a storage capacity of 256 Kilobits, organized as 32K x 8 bits. This memory chip is designed for use in applications requiring non-volatile data storage with fast access times.
Key features include:
1. Interface: It uses a Serial Peripheral Interface (SPI), which allows for efficient data transfer with minimal pin usage.
2. Operating Voltage: The chip operates in a range from 1.8V to 5.5V, providing flexibility for various power supply configurations.
3. Speed: It supports high-speed operation, with clock frequencies up to 20 MHz.
4. Temperature Range: The "I" in its part number indicates it is suitable for industrial temperature ranges, typically from -40°C to +85°C.
5. Package: The "ST" denotes its packaging in an 8-pin Small Outline Integrated Circuit (SOIC) package.
The 23K256T-I/ST is commonly used in embedded systems, data logging, and applications where temporary data storage is needed.

Equivalent

The 23K256T-I/ST is a 256 Kbit SPI SRAM from Microchip Technology. Equivalent products include the 23A256 from Microchip, which is similar but operates at a lower voltage range. Other equivalents could be found from manufacturers like Cypress (now part of Infineon) or Alliance Memory that offer similar SPI SRAMs. Always check the datasheet for pin compatibility and electrical characteristics to ensure proper substitution.

Features

The 23K256T-I/ST is a 32KB serial SRAM from Microchip Technology. It features an SPI interface, which allows for efficient communication with microcontrollers. The device operates over a wide voltage range from 1.7V to 3.6V, making it versatile for various applications. It also supports page mode and sequential read/write operations, which enhance data throughput.
The chip is designed for low-power consumption, suitable for battery-operated devices. Its small 8-pin SOIC package facilitates easy integration into compact designs. The memory is organized as 32,768 x 8 bits, providing ample storage for temporary data buffering.
Key features include:
- SPI interface for high-speed data transfer
- Wide operating voltage range (1.7V to 3.6V)
- Low power consumption for portable applications
- 8-pin SOIC package for space-constrained designs
- 32KB capacity organized as 32,768 x 8 bits
These features make the 23K256T-I/ST suitable for applications requiring fast and temporary data storage, like data logging, cache memory, or as a buffer in embedded systems.

Pinout

The 23K256T-I/ST is a 256-Kbit Serial SRAM (Static Random Access Memory) device. It typically comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a brief description of its pin count and function:
1. Pin Count: The device has 8 pins.

2. Pin Functions:
- CS (Chip Select): Activates the device when low.
- SO (Serial Output): Outputs data on this pin during read operations.
- SI (Serial Input): Inputs data on this pin during write operations.
- SCK (Serial Clock): Provides the clock signal for synchronization of data transfer.
- HOLD: Pauses communication without resetting the serial sequence.
- VSS (Ground): Ground reference for the device.
- VCC (Power Supply): Positive power supply input.
- NC (No Connect): Typically not connected internally, may be used for mechanical support.
The 23K256T-I/ST supports three modes of operation: byte, page, and sequential, allowing for versatile data handling in various applications.

Manufacturer

The 23K256T-I/ST is manufactured by Microchip Technology Inc. Microchip Technology is a leading provider of microcontroller, mixed-signal, analog, and Flash-IP solutions. The company designs and manufactures a wide range of semiconductor products for various applications. These products are used in consumer electronics, automotive, industrial, computing, and telecommunications industries, among others. Microchip's offerings include microcontrollers, microprocessors, memory products, analog devices, and other integrated circuits that enable smart, connected, and secure applications. The company is known for its emphasis on innovation, quality, and customer service, providing comprehensive development tools and technical support to assist engineers in designing and deploying their products.

Application

The 23K256T-I/ST is a 256 Kbit SPI serial SRAM, and it's commonly used in applications requiring high-speed data storage and retrieval. Key areas include:
1. Buffering: It serves as a temporary data buffer in digital systems, like printers or networking equipment.
2. Data Logging: Used in embedded systems for recording data over time, such as in IoT devices and sensors.
3. Cache Memory: Acts as a cache in systems with microcontrollers or microprocessors to enhance processing speed.
4. Configuration Storage: Stores configuration settings in devices like industrial machinery.
5. Prototyping and Development: Useful in development kits for testing new designs and applications.
Its versatility, low power consumption, and fast access times make it suitable for various embedded applications.

Package

The 23K256T-I/ST is a 256 Kbit SPI Serial SRAM chip from Microchip Technology. It comes in an 8-lead SOIC (Small Outline Integrated Circuit) package type, which is compact and suitable for surface mounting on PCBs.

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