AT24C32
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The AT24C32 is a 32Kbit (4096 x 8) serial Electrically Erasable Programmable Read-Only Memory (EEPROM) that is optimized for use in many industrial and commercial applications where low-power and low-voltage operation are essential. The device is organized as 4096 words of 8 bits each and features an I²C-compatible (2-wire) serial interface.
Key Features:
- 32Kbit (4096 x 8) EEPROM
- I²C-Compatible (2-wire) Serial Interface
- Wide Voltage Operation: 1.7V to 5.5V
- Low Power CMOS Technology
- 1 MHz (5V) and 400 kHz (2.7V) Compatibility
- Schmitt Trigger Inputs for Noise Suppression
- Write Protect Pin for Hardware Data Protection
- Self-Timed Write Cycle (5 ms max)
- 1 Million Write Cycles Endurance
- 100-Year Data Retention
- Memory Size: 32Kbit (4096 x 8)
- Interface: I²C-compatible (2-wire)
- Operating Voltage: 1.7V to 5.5V
- Clock Frequency:
- 1 MHz at 5V
- 400 kHz at 2.7V
- Write Cycle Time: 5 ms max
- Endurance: 1 Million Write Cycles
- Data Retention: 100 Years
- Package Options: 8-lead PDIP, 8-lead SOIC, 8-lead TSSOP
- Data Storage
- Configuration Data Storage
- Calibration Data Storage
- Identification and Security Data Storage
- Industrial Automation
- Consumer Electronics
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment