93LC46B-I/P

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93LC46B-I/P

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IC EEPROM 1KBIT SPI 2MHZ 8DIP

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Especificações

Atributo Valor
Package Tube
ProductStatus Active
MemoryType Non-Volatile
MemoryFormat EEPROM
Technology EEPROM
MemorySize 1Kb (64 x 16)
MemoryInterface SPI
ClockFrequency 2 MHz
WriteCycleTime-WordPage 6ms
Voltage-Supply 2.5V ~ 5.5V
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Through Hole
Package/Case 8-DIP (0.300, 7.62mm)

Visão Geral

Description

The 93LC46B-I/P is a 1 Kb (kilobit) serial Electrically Erasable Programmable Read-Only Memory (EEPROM) from Microchip Technology. It is designed for applications requiring non-volatile data storage with a compact footprint. The device operates with a supply voltage range of 2.5V to 5.5V and uses a simple three-wire serial interface, consisting of Data In, Data Out, and Clock, making it easy to integrate with microcontrollers.
The 93LC46B-I/P features both byte and word (16-bit) read and write operations, enhancing flexibility in data handling. It has an endurance of 1,000,000 write cycles per bit and data retention of more than 200 years, ensuring reliability and durability. The "I/P" designation indicates it is the industrial-grade version, suitable for operating temperatures from -40°C to +85°C, and comes in a PDIP-8 package. Its small size and robust performance make it suitable for a variety of applications, including consumer electronics, automotive systems, and industrial controls.

Equivalent

The 93LC46B-I/P is a 1K Microwire memory EEPROM. Equivalent products include:
1. Microchip 93C46 series
2. Atmel/Microchip AT93C46 series
3. STMicroelectronics M93C46 series
4. Rohm BR93C46 series
5. ON Semiconductor CAT93C46 series
These alternatives offer similar functionality, pin configurations, and interfaces, but verify specifications and compatibility before substitution.

Features

The 93LC46B-I/P is a 1K-bit Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) from Microchip Technology. Key features include:
1. Memory Organization: Configurable as either 128 x 8 bits or 64 x 16 bits.
2. Low Power Consumption: Operates with a wide voltage range from 2.5V to 5.5V, making it suitable for battery-operated devices.
3. Serial Interface: Utilizes a simple 3-wire serial interface, including data in (DI), data out (DO), and clock (CLK), which allows easy communication with microcontrollers.
4. Data Protection: Includes a write-protect feature to safeguard against accidental data corruption.
5. High Reliability: Offers over 1 million erase/write cycles and greater than 200-year data retention, ensuring long-term durability.
6. Temperature Range: Industrial-grade temperature range from -40°C to +85°C.
7. Package: Available in a PDIP package, making it easy to integrate onto printed circuit boards.
These features make the 93LC46B-I/P suitable for applications requiring reliable, non-volatile memory storage in a compact form.

Pinout

The 93LC46B-I/P is an EEPROM memory chip that operates with either a 3-wire or 2-wire (Microwire) interface, depending on the mode selected. It typically comes in an 8-pin PDIP (Plastic Dual In-line Package). The pin configuration and functions are as follows:
1. CS (Chip Select): Activates the device when high, allowing data access.
2. SK (Serial Clock): Provides timing for data transfer.
3. DI (Data In): Serial data input for instructions and data.
4. DO (Data Out): Serial data output for data being read.
5. GND: Ground reference voltage.
6. ORG (Memory Organization): Selects between 8-bit or 16-bit organization.
7. NC (No Connect): Not internally connected, typically not used.
8. VCC: Supply voltage for the chip.
The 93LC46B-I/P is used for non-volatile memory storage in various applications, with a typical capacity of 1K bits.

Manufacturer

The 93LC46B-I/P is manufactured by Microchip Technology Inc. Microchip Technology is an American company that specializes in the production of microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. It supplies these components to various industries including automotive, industrial, consumer, aerospace, and communications. The company is known for its embedded control solutions and offers a broad portfolio of products that help customers create optimized designs with a lower total system cost and faster time to market.

Application

The 93LC46B-I/P is a 1Kbit serial EEPROM memory chip commonly used in applications requiring non-volatile data storage. Key application areas include:
1. Consumer Electronics: Storing user settings and configurations in devices like TVs, radios, and home appliances.
2. Automotive: Used for storing calibration data and settings in ECUs or instrument clusters.
3. Industrial Control: Retaining configuration and operational parameters in PLCs and other control systems.
4. Medical Devices: Storing calibration constants and patient data in portable and diagnostic equipment.
5. Telecommunications: Used in modems and network devices for configuration storage.
6. Security Systems: Storing encryption keys and access codes in alarms and access control systems.

Package

The 93LC46B-I/P is an EEPROM microchip from Microchip Technology. It comes in an 8-pin Dual In-line Package (DIP).

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