93C46A-I/ST

Product Overview

The 93C46A-I/ST is a serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device. It falls under the category of non-volatile memory and is commonly used for storing small amounts of data in various electronic systems. The 93C46A-I/ST is known for its compact package, low power consumption, and reliable performance.

Basic Information

• Category: Non-volatile memory
• Use: Data storage in electronic systems
• Characteristics: Compact, low power consumption, reliable
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Serial EEPROM for small data storage
• Packaging/Quantity: Available in tape and reel packaging, quantity varies by supplier

Specifications

• Memory Capacity: 1K-bit (128 x 8)
• Interface: Serial (Microwire)
• Operating Voltage: 2.5V to 5.5V
• Operating Temperature: -40°C to +85°C
• Write Cycle Endurance: 1 Million cycles
• Data Retention: 100 years

Detailed Pin Configuration

1. VCC - Power supply
2. Chip Select (CS) - Active low input for device selection
3. Serial Data Input (DI) - Input for data during write operations
4. Serial Data Output (DO) - Output for data during read operations
5. Clock (SK) - Input for clock signal
6. Ground (GND) - Ground reference
7. Not Connected (NC) - No internal connection
8. Write Protect (WP) - Active high input to protect data from being written

Functional Features

• Byte and Page Write Modes
• Self-timed Write Cycle
• Enhanced ESD Protection
• Sequential Read Operation
• Software Write Protection

Advantages and Disadvantages

Advantages

• Low power consumption
• Compact size
• High reliability
• Easy interfacing with microcontrollers

Disadvantages

• Limited storage capacity
• Slower access compared to other memory types
• Susceptible to data corruption in harsh environments

Working Principles

The 93C46A-I/ST operates by using an internal array of floating-gate transistors to store data. When data needs to be written, the device uses a self-timed write cycle to program the memory cells. During read operations, the stored data is accessed sequentially through the serial interface.

Detailed Application Field Plans

The 93C46A-I/ST finds applications in various electronic systems such as: - Automotive electronics - Consumer electronics - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the 93C46A-I/ST include: - 93C46B-I/ST - 93C46C-I/ST - 93C46D-I/ST

These models offer similar functionality with slight variations in specifications and package options.

In conclusion, the 93C46A-I/ST is a versatile serial EEPROM device suitable for small data storage in a wide range of electronic applications. Its compact size, low power consumption, and reliable performance make it a popular choice among designers and engineers.

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