m24lr16e-r STMicroelectronics, m24lr16e-r Datasheet - Page 19
m24lr16e-r
Manufacturer Part Number
m24lr16e-r
Description
16 Kbit Eeprom With Password Protection, Dual Interface & Energy Harvesting 400 Khz I²c Bus & Iso 15693 Rf Protocol At 13.56 Mhz
Manufacturer
STMicroelectronics
Datasheet
1.M24LR16E-R.pdf
(143 pages)
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M24LR16E
3
User memory organization
The M24LR16E-R is divided into 16 sectors of 32 blocks of 32 bits, as shown in
Figure 6
and/or write-protected using a specific password command. Read and write operations are
possible if the addressed data are not in a protected sector.
The M24LR16E-R also has a 64-bit block that is used to store the 64-bit unique identifier
(UID). The UID is compliant with the ISO 15963 description, and its value is used during the
anticollision sequence (Inventory). This block is not accessible by the user and its value is
written by ST on the production line.
The M24LR16E-R includes an AFI register that stores the application family identifier, and a
DSFID register that stores the data storage family identifier used in the anticollision
algorithm.
The M24LR16E-R has four 32-bit blocks that store an I
codes.
Figure 5.
AC0
AC1
shows the memory sector organization. Each sector can be individually read-
Circuit diagram
RF V
RF
CC
Doc ID 018932 Rev 7
Power management
Logic
EEPROM
Latch
2
C password plus three RF password
Contact V
User memory organization
I
2
C
CC
Vout
RF WIP/BUSY
SCL
SDA
V
V
CC
SS
Table
MS19780V1
19/143
5.
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