ATAES132-SH-ER Atmel, ATAES132-SH-ER Datasheet - Page 73

• 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

9.4.3.
I
Table 9-81. AC characteristics of I
Applicable over recommended operating range from T
CL = 1 TTL Gate and 100 pF (unless otherwise noted)
Notes:
All values are preliminary and will be updated after characterization.
Figure 9-2.
SDA OUT
2
Symbol
f
t
t
t
t
t
t
t
t
t
t
t
t
C Interface Timing
SCK
HIGH
LOW
SU.STA
HD.STA
SU.STO
SU.DAT
HD.DAT
R
F
AA
DH
BUF
SDA IN
SCL
1.
2. AC measurement conditions:
RL (connects between SDA and Vcc): 2.0 kΩ (for Vcc +2.5V to +5.0V)
Input pulse voltages: 0.3 Vcc to 0.7 Vcc
Input rise and fall times: ≤ 50ns
Input and output timing reference voltage: 0.5 Vcc
Values are based on characterization and are not tested
I
2
C synchronous data timing
Parameter
SCK clock frequency
SCK clock duty cycle
SCK high time
SCK low time
Start setup time
Start hold time
Stop setup time
Data in setup time
Data in hold time
Input rise time
Input fall time
Clock low to data out valid
Data out hold time
Time bus must be free before a new transmission can start
t
SU.STA
(1)
(1)
2
C interface
t
HD.STA
t
t
F
LOW
t
AA
t
HIGH
A
t
= −40°C to + 85°C, V
HD.DAT
t
LOW
Atmel ATAES132 Preliminary Datasheet
t
t
SU.DAT
DH
CC
(1)
= +2.5V to +5.5V,
400
400
250
250
250
100
500
Min
30
50
50
0
0
Max
t
300
100
550
8760A−CRYPTO−5/11
R
70
1
t
SU.STO
t
BUF
percent
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
73