MAX66140 Maxim, MAX66140 Datasheet - Page 17

• Manufacturer Part Number: MAX66140
• Description: The MAX66140 combines 1024 bits of user EEPROM with secure hash algorithm (SHA-1) challenge-and-response authentication (ISO/IEC 10118-3 SHA-1), a 64-bit unique identifier (UID), one 64-bit secret, and a 13
• Manufacturer: Maxim

In the request data graphics of this section, the UID field is shaded to indicate that the inclusion of the UID depends
on the address mode.
This command allows the master to retrieve technical information about the MAX66140. The IC reference code indi-
cates the die revision in hexadecimal format, such as A1h, A2h, B1h, etc.
For additional command descriptions, refer to the full data sheet.
RESPONSE
FLAGS
00h
REQUEST FLAGS
(1 Byte)
FLAGS
INFO
______________________________________________________________________________________
0Fh
ABRIDGED DATA SHEET
ISO 15693-Compliant Secure Memory
Response Data for the Get System Information Command (No Error)
(8 Bytes)
UID
(1 Byte)
DSFID
Request Data for the Get System Information Command
(1 Byte)
COMMAND
AFI
2Bh
Detailed Command Descriptions
NUMBER OF
BLOCKS
13h
MEMORY BLOCK
Get System Information
SIZE
07h
(8 Bytes)
UID
IC REFERENCE
(1 Byte)
19