AT88SC3216C-SU Atmel, AT88SC3216C-SU Datasheet - Page 37

• Manufacturer Part Number: AT88SC3216C-SU
• Description: IC EEPROM 32KBIT 1.5MHZ 8SOIC
• Manufacturer: Atmel
• Series: CryptoMemory®r

Specifications of AT88SC3216C-SU

• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Memory Size: 32K (4K x 8)
• Speed: 5MHz
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7.6.5. Verify Crypto: $B8
36
Read Checksum
The checksum consists of 2-bytes, and the Read Checksum command must be sent with parameter N = 2.
Figure 19. System Read
Functional
Figure 20. Verify Crypto Command Functional Description
Atmel AT88SC0104/0204/0404/0808/1616/3216/6416/12816/25616C
S
A
R
T
T
8-random bytes
8-challenge bytes
Command
1011 0110
C
A
K
Address 1
0000 xxxx
Command
Key Index
Host
CH1
CH2
CH3
CH4
CH5
CH6
CH7
CH8
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
A
C
K
Address 2
xxxx xxxx
A
C
K
Device
xxxx xxxx
N
C
A
K
d7--- ---d0
Data
A
C
K
Data x N
d7--- ---d0
N
C
A
K
O
S
P
T
5211C–SMIC–01/10