Overview
The Microchip Technology 24LC32AT-I/SN is a 32 Kbit serial EEPROM, organized as a single block of 4K x 8-bit memory. This device features a 2-wire serial interface compatible with the I2C protocol. It is designed for advanced, low-power applications and operates within a voltage range of 2.5 V to 5.5 V. The 24LC32AT-I/SN is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package and is suitable for surface mount assembly.
Key Specifications
| Specification | Value |
|---|---|
| Memory Density | 32 Kbit |
| Memory Organization | 4 K x 8 |
| Supply Voltage | 2.5 V to 5.5 V |
| Clock Frequency (Max) | 400 kHz |
| Write Cycle Time (Max) | 5 ms |
| Package Style | SOIC-8 |
| Mounting Method | Surface Mount |
| Operating Temperature Range | -40°C to 85°C |
| Standby Current | 1 µA (typical) |
| Active Current | 1 mA (typical) |
| ESD Protection | >4000 V |
| Erase/Write Cycles | >1 Million |
| Data Retention | >200 years |
Key Features
- Single supply operation with a voltage range of 2.5 V to 5.5 V
- Low-Power CMOS Technology with low standby and active currents
- 2-Wire Serial Interface, I2C™ compatible
- Schmitt Trigger inputs for noise suppression
- Output Slope Control to eliminate ground bounce
- 100 kHz and 400 kHz clock compatibility
- Self-timed erase/write cycle
- 32-byte page write buffer
- Hardware write-protect
- High ESD protection (>4000 V)
- Long data retention (>200 years) and high endurance (>1 million erase/write cycles)
Applications
- Personal communications
- Data acquisition
- Advanced, low-power applications requiring serial EEPROM
Q & A
- What is the memory density of the 24LC32AT-I/SN?
The memory density is 32 Kbit, organized as 4 K x 8-bit memory. - What is the operating voltage range of the 24LC32AT-I/SN?
The operating voltage range is 2.5 V to 5.5 V. - What is the maximum clock frequency for the 24LC32AT-I/SN?
The maximum clock frequency is 400 kHz. - What is the package style of the 24LC32AT-I/SN?
The package style is SOIC-8. - What is the mounting method for the 24LC32AT-I/SN?
The mounting method is surface mount. - What are the typical standby and active currents for the 24LC32AT-I/SN?
The typical standby current is 1 µA, and the typical active current is 1 mA. - Does the 24LC32AT-I/SN have ESD protection?
Yes, it has ESD protection greater than 4000 V. - How many erase/write cycles can the 24LC32AT-I/SN endure?
The device can endure more than 1 million erase/write cycles. - What is the data retention period for the 24LC32AT-I/SN?
The data retention period is greater than 200 years. - Is the 24LC32AT-I/SN compatible with the I2C protocol?
Yes, it is compatible with the I2C protocol.
