ATECC508A datasheet(49/109 Pages) MICROCHIP

tên linh kiện	ATECC508A

Giải thích chi tiết về linh kiện	Cryptographic Co-processor with Secure Hardware-Based Key Storage

PDF	109 Pages

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nhà sản xuất	MICROCHIP [Microchip Technology]

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Electrical Characteristics

8.1

Absolute Maximum Ratings

Operating Temperature

Storage Temperature

Maximum Operating Voltage

DC Output Current

Voltage on any pin

-40°C to +85°C

-65°C to +150°C

6.0V

5 mA

-0.5V to (VCC + 0.5V)

Note: Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage

to the device. This is a stress rating only and functional operation of the device at these or any other

conditions beyond those indicated in the operational sections of this specification are not implied.

Exposure to absolute maximum rating conditions for extended periods may affect device reliability.

8.2

Reliability

The ATECC508A is fabricated with the Microchip high reliability of the CMOS EEPROM manufacturing

technology.

Table 8-1. EEPROM Reliability

Parameter

Min

Typical

Max

Units

Write Endurance at +85°C (Each Byte)

400,000

Write Cycles

Data Retention at +55°C

Years

Data Retention at +35°C

Years

Read Endurance

Unlimited

Read Cycles

8.3

AC Parameters: All I/O Interfaces

Figure 8-1. AC Timing Diagram: All Interfaces

Data Comm

Wake

tLIGNORE

tHIGNORE

Noise

Suppresion

tWLO

tWHI

ATECC508A

Electrical Characteristics

Datasheet Complete

DS20005927A-page 49

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