ATAES132-TH-EQ-T Atmel, ATAES132-TH-EQ-T Datasheet - Page 12
ATAES132-TH-EQ-T
Manufacturer Part Number
ATAES132-TH-EQ-T
Description
EEPROM AES 32Kbit EE SPI
Manufacturer
Atmel
Datasheet
1.ATAES132-SH-EQ.pdf
(166 pages)
Specifications of ATAES132-TH-EQ-T
Rohs
yes
Maximum Clock Frequency
10 MHz
Operating Supply Voltage
6 V
Maximum Operating Temperature
- 40 C to + 85 C
Mounting Style
SMD/SMT
Package / Case
TSSOP-8
Interface Type
SPI
Factory Pack Quantity
4000
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Table 2-4.
Notes:
Name
Algorithm
ChipConfig
Counters
CounterConfig
DeviceNum
EEPageSize
EncReadSize
EncWriteSize
FreeSpace
Jedec
KeyConfig
LockConfig
LockKeys
LockSmall
LotHistory
ManufacturingID
PermConfig
SerialNum
SmallZone
TempCal
TempOffset
I
ZoneConfig
2
C Addr
1.
2. The LockConfig, LockKeys, and LockSmall bytes can only be changed with the Lock command (See Section
Summary of the configuration memory registers sorted by register name
Changes to most of the configuration registers take effect immediately, which allows the functionality to be tested
during the personalization process. Changes to the I
wakeup from the Sleep State.
7.19).
to protect the customer secrets.
Warning:
Description
Algorithm ID Code (0x0000)
Device level cryptographic and power up configuration
options
16 monotonic counters, each capable of counting to 2M
See Appendix H
Configuration information for each Counter
See Section 4.4
Atmel device number code
Length in bytes of physical EEPROM page, (32, 0x20)
Maximum data length in bytes for EncRead (32, 0x20)
Maximum data length in bytes for EncWrite (32, 0x20)
Free memory for customer data storage
Atmel JEDEC manufacturer code 0x001F
Configuration information for each Key
See Section 4.2
Controls configuration memory write access, except
SmallZone. Default is the ‘unlocked’ state.
Controls key memory write access
Default is the ‘unlocked’ state
Controls SmallZone register write access
Default is the ‘unlocked’ state
Atmel proprietary manufacturing information
Two byte manufacturing ID code
Atmel factory device configuration options
Guaranteed unique die serial number. SerialNum is
optionally included in cryptographic calculations.
See Section E.2.1
32 byte value. The first four bytes are optionally included
in cryptographic calculations.
See Section E.2.25
Indicates the source of the TempOffset value
Temperature offset for calculating the die temperature
using the values returned by the temp sensor
Selects the serial interface mode and stores the I
device address
Access and usage permissions for each user zone
See Section 4.1
The Atmel ATAES132 must always be locked by the customer prior to shipment to the end user
(2)
(2)
(2)
2
C Addr register take effect at the next reset, power up, or
2
C
Atmel ATAES132 Preliminary Datasheet
Write
Never
If LockConfig = unlocked
If LockConfig = unlocked
If LockConfig = unlocked
Never
Never
Never
Never
If LockConfig = unlocked
Never
If LockConfig = unlocked
Via Lock command only
Via Lock command only
Via Lock command only
Never
Never
Never
Never
If LockSmall = unlocked
If LockConfig = unlocked
If LockConfig = unlocked
If LockConfig = unlocked
If LockConfig = unlocked
(1)
8760A−CRYPTO−5/11
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Always
Read
Bytes
128
32
96
64
32
64
2
1
1
1
1
1
2
1
1
1
8
2
1
8
1
8
1
12
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