Overview
The AT24C04C-SSHM-T is a low-voltage, I²C-compatible serial EEPROM (Electrically Erasable Programmable Read-Only Memory) produced by Microchip Technology. This component is designed for applications requiring non-volatile data storage and is available in two memory sizes: 4 Kbit (512 x 8) and 8 Kbit (1,024 x 8).
It operates within a wide voltage range of 1.7V to 5.5V, making it suitable for various low-power and battery-operated devices. The device features an industrial temperature range of -40°C to +85°C, ensuring reliability in harsh environments.
Key Specifications
| Parameter | Symbol | Minimum | Typical | Maximum | Units | Test Conditions |
|---|---|---|---|---|---|---|
| Supply Voltage | VCC | 1.7 | 5.5 | V | ||
| Supply Current (Read at 100 kHz) | ICC1 | 0.4 | 1.0 | mA | VCC = 5.0V | |
| Supply Current (Write at 100 kHz) | ICC2 | 2.0 | 3.0 | mA | VCC = 5.0V | |
| Standby Current | ISB | 1.0 μA (VCC = 1.7V), 6.0 μA (VCC = 5.5V) | μA | VIN = VCC or GND | ||
| Clock Frequency | 100 kHz (Standard), 400 kHz (Fast), 1 MHz (Fast Mode Plus) | kHz / MHz | VCC = 1.7V to 5.5V (Standard and Fast), VCC = 2.5V to 5.5V (Fast Mode Plus) |
Key Features
- Low-Voltage Operation: Operates from 1.7V to 5.5V.
- I²C-Compatible Interface: Supports 100 kHz Standard mode, 400 kHz Fast mode, and 1 MHz Fast Mode Plus.
- Industrial Temperature Range: -40°C to +85°C.
- Internally Organized Memory: Available in 512 x 8 (4 Kbit) and 1,024 x 8 (8 Kbit) configurations.
- Schmitt Triggers and Filtered Inputs: For noise suppression.
- Bidirectional Data Transfer Protocol: Allows for flexible data communication.
- Write-Protect Pin: Provides hardware data protection for the full array.
Applications
- Consumer Electronics: Suitable for devices such as remote controls, audio equipment, and other consumer electronics requiring non-volatile data storage.
- Industrial Automation: Used in industrial control systems, sensors, and other automation devices that need reliable data storage.
- Automotive Systems: Applicable in automotive electronics due to its wide temperature range and low-voltage operation.
- Medical Devices: Can be used in medical equipment that requires non-volatile memory and operates within a wide voltage range.
- Battery-Operated Devices: Ideal for battery-powered devices due to its low power consumption.
Q & A
- What is the voltage range of the AT24C04C-SSHM-T?
The AT24C04C-SSHM-T operates within a voltage range of 1.7V to 5.5V.
- What are the available memory sizes for this component?
The component is available in 4 Kbit (512 x 8) and 8 Kbit (1,024 x 8) configurations.
- What is the temperature range of the AT24C04C-SSHM-T?
The device operates within an industrial temperature range of -40°C to +85°C.
- What communication protocols does the AT24C04C-SSHM-T support?
The component supports I²C-compatible serial interface with Standard (100 kHz), Fast (400 kHz), and Fast Mode Plus (1 MHz) modes.
- Does the AT24C04C-SSHM-T have any noise suppression features?
Yes, it features Schmitt triggers and filtered inputs for noise suppression.
- How does the AT24C04C-SSHM-T protect data?
The component includes a write-protect pin for full array hardware data protection.
- What is the standby current of the AT24C04C-SSHM-T?
The standby current is up to 1.0 μA at VCC = 1.7V and up to 6.0 μA at VCC = 5.5V.
- What are some typical applications of the AT24C04C-SSHM-T?
It is used in consumer electronics, industrial automation, automotive systems, medical devices, and battery-operated devices.
- Does the AT24C04C-SSHM-T support bidirectional data transfer?
Yes, it supports bidirectional data transfer protocol.
- What is the clock pulse width for the Fast Mode Plus of the AT24C04C-SSHM-T?
The clock pulse width for Fast Mode Plus is not explicitly specified, but it operates at 1 MHz with VCC = 2.5V to 5.5V.
