at93c46c Datasheet - Atmel
The AT93C46C is a 1K (128 x 8) serial EEPROM device from Atmel, utilizing the I2C serial interface for communication.
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📝 Component Overview
The AT93C46C is a 1K (128 x 8) serial EEPROM device from Atmel, utilizing the I2C serial interface for communication. It is designed for use in applications requiring non-volatile memory for data storage. The device operates over a wide voltage range and is available in various package types, including PDIP, SOIC, and TSSOP.
Key Features and Benefits
- 1K (128 x 8) serial EEPROM
- I2C serial interface
- Wide voltage range: 1.8V to 5.5V
- Available in PDIP, SOIC, and TSSOP packages
- Self-timed write cycle
- High-speed clock: 400 kHz
- Endurance: 100,000 write cycles
- Data retention: 100 years
- Low power consumption
- Compatible with I2C protocol
Typical Applications
- Consumer electronics
- Industrial control systems
- Medical devices
- Automotive systems
- Telecommunication equipment
- Data logging devices
- Set-top boxes
- Game consoles
- Mobile phones
📊 Complete Technical Specifications
Absolute Maximum Ratings
| Parameter | Value |
|---|---|
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -65°C to +150°C |
| Voltage on any pin | -1V to +6V |
Electrical Characteristics
| Parameter | Condition | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage | Over recommended operating free-air temperature range | 1.8V | 5V | 5.5V | V |
| Standby Current | At 25°C, VCC = 5V | 1 μA | 5 μA | 10 μA | μA |
Package Information
- PDIP: 8-pin Plastic Dual In-Line Package
- SOIC: 8-lead, 150 mil Wide, Plastic Gull Wing Small Outline
- TSSOP: 8-lead, Thin Shrink Small Outline Package
Pin Configuration
- Pin 1: SCL - Serial Clock
- Pin 2: SDA - Serial Data
- Pin 3: WP - Write Protect
- Pin 4: GND - Ground
- Pin 5: VCC - Supply Voltage
- Pin 6: NC - No Connection
- Pin 7: NC - No Connection
- Pin 8: NC - No Connection
🔧 Application Guidelines
Design Considerations
When designing with the AT93C46C, consider the I2C interface protocol for communication. Ensure proper voltage levels and timing to prevent data corruption or device malfunction. The device's endurance and data retention capabilities should be considered for long-term reliability.
Installation Guidelines
The AT93C46C should be handled with care to prevent damage from static electricity. Use an anti-static wrist strap or mat when handling the device. Ensure the device is properly seated in its socket or soldered to the PCB to prevent damage during the reflow process.
Operational Notes
The AT93C46C operates within a specified temperature range. Operation outside this range may result in unreliable performance or device failure. The device should be protected from moisture and extreme temperatures to ensure long-term reliability.