Encyclopedia Entry: 93LC46C/WF15K

Product Overview

• Category: Integrated Circuit (IC)
• Use: Non-volatile Electrically Erasable Programmable Read-Only Memory (EEPROM)
• Characteristics: Small form factor, low power consumption, high reliability
• Package: WF15K (8-pin SOIC package)
• Essence: Data storage and retrieval in electronic devices
• Packaging/Quantity: Available in reels of 2,500 units

Specifications

• Memory Size: 1,024 bits (128 bytes)
• Organization: 64 words x 16 bits
• Supply Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 93LC46C/WF15K IC has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | CS | Chip Select | | 2 | DI | Data Input | | 3 | DO | Data Output | | 4 | CLK | Clock Input | | 5 | VSS | Ground | | 6 | NC | No Connection | | 7 | VCC | Supply Voltage | | 8 | HOLD | Hold Input |

Functional Features

• Non-volatile memory: Retains data even when power is removed
• Electrically erasable: Allows for easy modification of stored data
• Programmable: Supports both write and read operations
• High endurance: Can withstand frequent write cycles
• Low power consumption: Ideal for battery-powered devices
• Compact size: Suitable for space-constrained applications
• Reliable performance: Ensures data integrity and longevity

Advantages and Disadvantages

Advantages: - Non-volatile nature ensures data persistence - Easy to program and modify data - High endurance allows for frequent updates - Low power consumption prolongs battery life - Small form factor enables integration in compact designs

Disadvantages: - Limited memory capacity (1,024 bits) - Slower write and erase times compared to other memory technologies - Relatively higher cost per bit compared to larger EEPROMs

Working Principles

The 93LC46C/WF15K utilizes a floating-gate transistor structure to store and retrieve data. It employs an electrically controlled gate to trap or release charge, representing binary states (0 or 1). The stored data can be modified by applying specific voltage levels to the control inputs. During read operations, the stored charge is sensed and amplified to provide the desired output.

Detailed Application Field Plans

The 93LC46C/WF15K IC finds application in various electronic devices, including but not limited to: - Consumer electronics (e.g., TVs, set-top boxes, remote controls) - Automotive systems (e.g., engine control units, infotainment systems) - Industrial equipment (e.g., programmable logic controllers, sensors) - Medical devices (e.g., patient monitors, diagnostic equipment) - Communication devices (e.g., routers, modems, wireless modules)

Detailed and Complete Alternative Models

• 93LC46B/WF15K: Similar specifications, different package (8-pin PDIP)
• 93LC46D/WF15K: Higher memory capacity (2,048 bits), same package (8-pin SOIC)
• 93LC66C/WF15K: Increased memory size (4,096 bits), same package (8-pin SOIC)
• 93LC46A/WF15K: Lower power consumption, same memory size and package

Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's documentation for a complete range of options.

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