ATVaultIC460-R datasheet(12/30 Pages) ATMEL

12 / 30 page

TPR0441BX–SMS–09/09

ATVaultIC460

VIH

Input High Voltage - I/O0,CLK,RST,

MISO,MOSI,SCK, SPI_SEL, SS

0.7*VCC

VCC+0.3

VIL

Input Low Voltage- - I/O0,CLK,RST,

MISO,MOSI,SCK, SPI_SEL, SS

VSS-0.3

0.2*VCC

IIH

Leakage High Current- I/O0,CLK,RST,

MISO,MOSI,SCK, SPI_SEL, SS

VIN = VIH

-10

μA

IIL

Leakage Low Current - I/O0,CLK,RST,

MISO,MOSI,SCK, SPI_SEL, SS

VIN = VIL

-40

μA

VOL

Output Low Voltage - I/O 0,SS

Output Low Voltage - MISO, MOSI,

SCK

IOL =1mA

0.08*VCC

0.15*VCC

VOH

Output High Voltage - I/O 0,SS, MISO,

MOSI, SCK

IOH = 1mA

0.7*VCC

VCC

RI/O

Pin Pull-up I/O0, RST,SPI_SEL,SS

220

KOhm

fSCK

SPI Clock (Input)

Duty

cycle=40% to

60%

TBD

MHz

I/O Output Rise Time (HRD Mode)

Cout=30pF

Rpullup=20kOhm

μs

I/O Output Fall Time

Cout=30pF

Rpullup=20kOhm

μs

Icc

Typical Current at 25°C

- Chip in low power mode:

•400μA when external clock supplied

•400μA when no external clock is supplied (CLK

signal in high state)

- Chip awaken, no crypto running:

• 6mA when external clock supplied

• 10mA when no external clock is supplied (CLK

signal in high state)

- Additional consumption during RSA/ECC

authentication:

• 4mA when external clock supplied

• 20mA when no external clock is supplied (CLK

signal in high state)

- Additional consumption during DES computations:

• 4mA when external clock supplied

• 10mA when no external clock is supplied (CLK

signal in high state)

Symbol

Parameter

Condition

Min.

Typ.

Max.

Unit

ATVaultIC460-R Datasheet(PDF) 12 Page - ATMEL Corporation

ATVaultIC460-R Datasheet(HTML) 12 Page - ATMEL Corporation

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