25LC640-I/SN

Name: 25LC640-I/SN
Brand: Microchip Technology
Availability: InStock
Rating: 4.5 (10 reviews)
Author: Lisleapex

The 25LC640-I/SN is an 8kx8 EEPROM that requires a power supply of 2.5V

5,098 Effective Inventory

25LC640-I/SN

Effective Inventory5,098

The 25LC640-I/SN is an 8kx8 EEPROM that requires a power supply of 2.5V

Manufacturer Part # : 25LC640-I/SN
Package/Case: SOIC-8
Part Status : ACTIVE
Brand: Microchip Technology
Product Categories : Memory
Series : 25LC640
RoHS:

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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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25LC640-I/SN DataSheet

Pricing (USD)

Quantity	Unit Price	Ext. Price
1	$0.492	$0.49
10	$0.400	$4.00
30	$0.360	$10.80
100	$0.310	$31.00
500	$0.288	$144.00
1000	$0.276	$276.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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25LC640-I/SN Details

The 25LC640-I/SN is a high-performance SPI (Serial Peripheral Interface) EEPROM from Microchip Technology, designed for reliable data storage in various electronic applications. With a memory capacity of 64K bits (8K x 8), this EEPROM provides fast data access, low power consumption, and a wide operational voltage range, making it suitable for embedded systems and consumer electronics.

Pinout

1 (CS): Chip Select
2 (DI): Data Input
3 (DO): Data Output
4 (SCK): Serial Clock
5 (VSS): Ground
6 (VCC): Positive Power Supply

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

64K bit Memory: Provides storage capacity for a variety of applications.
Fast Write and Read: Supports high-speed data transfers using SPI protocol.
Low Power Consumption: Ideal for battery-powered and low-energy applications.
Wide Voltage Range: Operates within a voltage range of 2.5V to 5.5V.
Byte and Page Write Capability: Supports flexible writing options for efficient storage utilization.

Application

Consumer Electronics: Commonly used in devices like remote controls and gaming consoles for data storage.
Embedded Systems: Ideal for microcontroller applications requiring additional memory.
Data Logger: Used in data logging applications to store sensor data and measurements.

Where to Use

The 25LC640-I/SN is suitable for applications that require reliable, non-volatile memory. It is commonly used in embedded systems, consumer electronics, and data logging devices where quick access to stored data is essential.

How to Use

Connect the 25LC640-I/SN to your microcontroller or processor by wiring the CS, DI, DO, and SCK pins to their respective port. Ensure appropriate power supply connections to VCC and VSS. Use SPI commands to read and write data to the EEPROM efficiently. For detailed usage instructions, refer to the datasheet.

Application Circuit

The application circuit diagram for the 25LC640-I/SN demonstrates how to properly connect the EEPROM to an SPI interface with the necessary power connections. This ensures reliable data storage and communication between components.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

25LC400-I/SN: A lower capacity EEPROM from Microchip Technology with similar features.
93LC56B: An alternative EEPROM option with similar capabilities but different specifications.

Complementary

The 25LC640-I/SN can be complemented by the 25LC128-I/SN, which offers a higher memory capacity for applications requiring more data storage while maintaining fast access and low power usage.

When selecting complementary EEPROMs, ensure their specifications align well with your application needs for optimal performance.

Frequently Asked Questions

Q: What is the maximum clock speed for SPI communication with the 25LC640-I/SN?

A: The 25LC640-I/SN supports SPI clocks up to 20 MHz, depending on specific operating conditions and voltage levels. For more details, refer to the datasheet.

Q: Is the 25LC640-I/SN compatible with 5V microcontrollers?

A: Yes, the 25LC640-I/SN operates within a voltage range of 2.5V to 5.5V, making it compatible with 5V microcontrollers.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Density (Organization)	64K bits (x8)	Operating Voltage Min. (V)	2.5
Oper Voltage Max (V)	5.5	Max. Clock Freq.	3 MHz
Page Size (bytes)	32	Write Protected	True
Endurance	1,000,000

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25LC640-I/SN

25LC640-I/SN

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