Key facts
- Brand
- STMicroelectronics
- Model
- M24LR64-R
- Industry
- Industrial
- Documents
- 3
- Languages
- EN
- Last added
- 2012-08-09
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STMicroelectronics M24LR64-R 64 Kbit EEPROM Datasheet
The M24LR64-R is a 64 Kbit EEPROM designed with password protection and dual interface capabilities. It supports a 400 kHz I2C serial bus interface and an ISO 15693 RF protocol operating at 13.56 MHz. The device offers a single supply voltage range of 1.8V to 5.5V and includes features such as byte and page write operations, random and sequential read modes, and self-timed programming cycles.
Read onlineSTMicroelectronics M24LR64-R specifications
| Memory Capacity | 64 Kbit |
|---|---|
| I2C Interface Frequency | 400 kHz |
| RF Protocol | ISO 15693 |
| Operating Supply Voltage | 1.8V to 5.5V |
| Write Time (RF) | 5.75 ms |
| Data Retention | More than 40-year |
| Write Cycles | More than 1 Million |
Source: STMicroelectronics M24LR64-R 64 Kbit EEPROM Datasheet
All STMicroelectronics M24LR64-R documents by type
Ratings, dimensions and ordering codes, for selection and design work.
How to use the product for one specific task, with worked examples.
Questions answered in these manuals
What interfaces does the M24LR64-R support?
The device supports a 400 kHz I2C serial bus and an ISO 15693 RF protocol at 13.56 MHz.
What is the operating supply voltage range?
The device operates on a single supply voltage between 1.8V and 5.5V.
What is the write time for I2C mode?
The maximum write time for I2C mode is 5 ms.
Does this EEPROM support password protection in both interfaces?
Yes, it supports multiple password protection in RF mode and single password protection in I2C mode.
What is the purpose of the M24LR64-R multi-bank reference design?
It helps users increase the memory density of their Dual Interface EEPROM by connecting several devices in parallel.
From: STMicroelectronics AN3250 M24LR64-R Multi-Bank Application Note
How many M24LR64-R devices can be accessed on the same I2C bus?
Up to four devices can be accessed by using the EO and E1 bits of the Device Select code.
From: STMicroelectronics AN3250 M24LR64-R Multi-Bank Application Note