CryptoCompanion

™ Chip

5277AS− CryptoCompanion −02/08

Table 3.

AC Characteristics

Symbol

Parameter

Min

Max

Units

Clock Frequency

0

1

MHz

Clock Duty cycle

40

60

%

Rise Time - SDA, RST

1

uS

Fall Time - SDA, RST

1

uS

Rise Time - SCL

9% x period

uS

Fall Time - SCL

9% x period

uS

Clock Low to Data Out Valid

35

nS

Start Hold Time

200

nS

Start Set-up Time

200

nS

Data In Hold Time

10

nS

Data In Set-up Time

100

nS

Stop Set-up Time

200

nS

Data Out Hold Time

20

nS

Write Cycle Time

5

mS

3. Transport Key

Certain operational modes of CryptoCompanion chip require knowledge of a key for proper custom configuration. When

applicable, Atmel shall program customer provided key values at the factory for production orders. For generic and

sample orders, this key, available as a transport key, shall be

0x17 0x44 0x1A 0x48 0xDA 0xDB 0x23 0xFB 0x70 0xCC 0xB8 0x43 0x09 0x20 0x59 0xEB

4. Ordering Codes

Table 4.

Ordering Code

Package

Voltage Range

Temperature Range

AT88SC016-SX

8S1

2.7V – 3.6V

Lead Free/Halogen Free, Commercial (0

Table 5.

Package Type

Description

8S1

8-lead, 0.150” Wide, Plastic Gull Wing Small Outline Package (JEDEC SOIC)