ATAES132-SH-ER Atmel, ATAES132-SH-ER Datasheet - Page 40

• Manufacturer Part Number: ATAES132-SH-ER
• Description: EEPROM AES 32Kbit EE I2C
• Manufacturer: Atmel

Specifications of ATAES132-SH-ER

• Rohs: yes
• Maximum Clock Frequency: 1 MHz
• Operating Supply Voltage: 6 V
• Maximum Operating Temperature: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Package / Case: SOIC-8
• Interface Type: I2C
• Factory Pack Quantity: 2300

Table 7-36. Input parameters
Table 7-37. Output parameters
The command and response packet is transmitted as a block beginning with the count and ending with a packet checksum.
This block format is described in Section 6.1.
Opcode
Mode
Param1
Param2
Data
Name
ReturnCode
OutMac
OutData
Name
EncRead
Mode
Address
Count
-
16 or 32
(Bytes)
Size
16
1
Notes
Upon success, 0x00 will be returned. Any command execution or validation failure generates a
non-zero error code, per Section 6.3
Integrity MAC for the output data
Encrypted output data (ciphertext)
(Bytes)
Size
1
1
2
2
0
Notes
0x04
Bits 0 to 4: Reserved. Must be 0b.
Bit 5: If 1b, include the usage counter associated with the
Bit 6: If 1b, include the SerialNum in the MAC
Bit 7: If 1b, include the first 4 bytes of the SmallZone in the MAC
The address of data to be read
Upper byte is always 0x00. Lower byte is the number of bytes to read.
ZoneConfig[UZ].ReadID key in the MAC
Atmel ATAES132 Preliminary Datasheet
8760A−CRYPTO−5/11
40