24LC32AT-I/MNY Microchip Integrated Circuit (Small Outline No-lead) In Stock
The Microchip 24LC32AT-I/MNY is a 32Kbit (4Kx8) I2C serial EEPROM in a TDFN-8 package operating at 2.5V, rated for industrial temperatures. It supports 400 kHz I2C clock speed, 1 million write/erase endurance cycles, and 200-year data retention. Available from stock with worldwide shipping at competitive pricing.
- Manufacturer
- Microchip
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24LC32AT-I/MNY Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 32Kbit (4,096 x 8-bit) I2C EEPROM operating at 2.5V with industrial-grade temperature rating for demanding environments
- 1,000,000 write/erase cycle endurance with 200-year minimum data retention for highly reliable non-volatile storage
- Tiny TDFN-8 leadless package enabling ultra-compact PCB designs in space-constrained industrial and IoT applications
Applications
The 24LC32AT-I/MNY is designed for industrial applications requiring reliable non-volatile storage of configuration data, calibration constants, and system logs at extended temperature ranges. Its I2C interface and 32Kbit capacity make it suitable for PLCs, industrial sensors, HVAC controllers, and smart meters where a compact memory solution is needed alongside a host microcontroller. The TDFN-8 package and wide endurance rating also support high-reliability data logging in automotive and transportation electronics.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TDFN-8 |
| Factory Lead Time | 24Weeks |
| YTEOL | 8 |
| Clock Frequency-Max (fCLK) | 0.4MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-PDSO-N8 |
| JESD-609 Code | e4 |
| Memory Density | 32768bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Words | 4096words |
| Number of Words Code | 4000 |
| Operating Mode | SYNCHRONOUS |
| Organization | 4KX8 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC8,.11,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, VERY THIN PROFILE |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 5V |
| Qualification Status | Not Qualified |
| Serial Bus Type | I2C |
| Standby Current-Max | 0.000001A |
| Supply Current-Max | 0.003mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.5V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.32.00.51 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the memory capacity of the 24LC32AT-I/MNY?
The 24LC32AT-I/MNY offers 32Kbit of EEPROM storage, organized as 4,096 x 8 bits (4KB), which is suitable for storing configuration data, calibration values, and event logs in industrial embedded systems.
What supply voltage does the 24LC32AT-I/MNY require?
The 24LC32AT-I/MNY is designed to operate at 2.5V, making it compatible with low-voltage industrial microcontrollers and reducing overall system power consumption in battery-backed and energy-conscious designs.
What is the write endurance and data retention of the 24LC32AT-I/MNY?
The 24LC32AT-I/MNY supports 1,000,000 write/erase cycles per byte and guarantees a minimum data retention period of 200 years, making it highly reliable for frequently updated non-volatile memory applications.
What I2C clock speed does the 24LC32AT-I/MNY support?
The 24LC32AT-I/MNY supports a maximum I2C clock frequency of 400 kHz (Fast Mode), with the standard I2C control byte of 1010DDDR supporting up to eight devices on the same bus via hardware address pins.
What package is the 24LC32AT-I/MNY available in and what are its dimensions?
The 24LC32AT-I/MNY is packaged in a TDFN-8 (Thin Dual Flat No-Lead, 8-pin) package with JESD-30 code R-PDSO-N8, a very compact leadless package that provides excellent thermal and electrical performance in a minimal PCB footprint for industrial designs.
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