24LC014H-I/ST Microchip Integrated Circuit (Small Outline Packages) In Stock
The 24LC014H-I/ST is a 1 Kbit (128 × 8) I2C serial EEPROM by Microchip, operating from 2.5 V to 5.5 V with up to 1 MHz clock and 1,000,000 write/erase cycle endurance. It is housed in an 8-pin TSSOP package. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- 24LC014H-I/ST 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
- 1 Kbit (128 × 8) density in an 8-pin TSSOP for ultra-compact non-volatile storage in space-critical designs
- Up to 1 MHz I2C clock frequency enables fast sequential reads in microcontroller and sensor hub applications
- 1,000,000 write/erase cycle endurance and 200-year data retention ensure long-term reliability in industrial equipment
- 2.5 V to 5.5 V wide supply range allows direct use across 3.3 V and 5 V system buses without level shifting
Applications
The 24LC014H-I/ST is ideal for storing calibration constants, configuration parameters, and small data tables in microcontroller-based industrial sensors and consumer electronics. Its 1 MHz I2C interface integrates directly with virtually any MCU I2C bus, making it popular for EEPROM-based ID storage in smart meters and medical monitoring devices. The compact 8-pin TSSOP package and 2.5 V to 5.5 V supply range also suit battery-powered IoT nodes where board space and power budget are tightly constrained.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TSSOP-8 |
| Factory Lead Time | 5Weeks |
| YTEOL | 9 |
| Clock Frequency-Max (fCLK) | 1MHz |
| Data Retention Time-Min | 200 |
| Endurance | 1000000 Write/Erase Cycles |
| I2C Control Byte | 1010DDDR |
| JESD-30 Code | R-PDSO-G8 |
| JESD-609 Code | e3 |
| Memory Density | 1024bit |
| Memory IC Type | EEPROM |
| Memory Width | 8 |
| Number of Functions | 1 |
| Number of Ports | 1 |
| Number of Words | 128words |
| Number of Words Code | 128 |
| Operating Mode | SYNCHRONOUS |
| Organization | 128X8 |
| Output Characteristics | OPEN-DRAIN |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Parallel/Serial | SERIAL |
| Peak Reflow Temperature (Cel) | 260 |
| Programming Voltage | 4.5V |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| 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) | 4.5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | HARDWARE |
| Package | Small Outline Packages |
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 | Mainland China, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many write/erase cycles can the 24LC014H-I/ST endure before data integrity is at risk?
The 24LC014H-I/ST is rated for 1,000,000 write/erase cycles per byte location, which at a typical embedded logging rate of 10 writes per day translates to roughly 274 years of endurance. Pair this with its minimum 200-year data retention and the device is well suited for lifetime-critical industrial calibration storage.
Which I2C clock rates does the 24LC014H-I/ST support, and how does that affect communication with common 8-bit MCUs?
The device supports standard-mode (100 kHz) and fast-mode (400 kHz) I2C as well as a 1 MHz high-speed mode, covering all popular clock settings on 8-bit PIC, AVR, and STM8 microcontrollers. Running at 400 kHz, a full 128-byte sequential read of the 1 Kbit array completes in under 3 ms, which is fast enough for power-on calibration loads in real-time control loops.
For a 3.3 V IoT sensor node with limited PCB space, how does the TSSOP-8 package of the 24LC014H-I/ST help system integration?
The 8-pin TSSOP footprint measures just 3 mm × 4.4 mm with 0.65 mm lead pitch, occupying under 14 mm² of board area—roughly 40% less than an equivalent DIP-8 part. Operating at 3.3 V within the 2.5 V to 5.5 V supply range, the 24LC014H-I/ST connects directly to a 3.3 V MCU I2C bus with no level translators, saving 2 additional components in a compact IoT sensor node design.
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