ATSHA204 datasheet(30/65 Pages) ATMEL

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Atmel ATSHA204 [DATASHEET]

8740D

−CRYPTO−3/12

7.4

DC Parameters – All I/O Interfaces

Table 7-5.

DC Parameters – All I/O Interfaces

Parameter

Symbol

Min

Typ

Max

Unit

Notes

Ambient Operating

Temperature

-40

°C

Power Supply

Voltage

VCC

2.0

5.5

Active Power

Supply Current

ICC

°C +70°C, V

CC = 3.3V

-40

°C +85°C, V

CC = 5.5V

Idle Power Supply

Current

I IDLE

700

µA

When device is in idle mode, VCC = 3.3V,

VSDA & VSCL < 0.3V or > > VCC-0.3

Sleep Current

I SLEEP

150

When device is in sleep mode, VCC ≤ 3.6V,

VSDA & VSCL < 0.3V or > VCC-0.3, TA ≤ 55°C

µA

When device is in sleep mode

Output Low Voltage

VOL

0.4

When device is in active mode, VCC = 2.5 – 5.5V

Output Low Current

IOL

When device is in active mode, VCC = 2.5 – 5.5V,

VOL = 0.4V

7.4.1

VIH and VIL Specifications

The input voltage thresholds when in sleep or idle mode are dependent on the VCC level as follows:

Figure 7-4.

VIH and VIL When in Sleep or Idle Mode

VIH, VIL when in Sleep or Idle Mode

0.40

0.60

0.80

1.00

1.20

1.40

1.60

2.0

3.0

4.0

5.0

6.0

VCC

VIH

VIL

ATSHA204 Datasheet(PDF) 30 Page - ATMEL Corporation

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