Smart Card Interface

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5

RECOMMENDED DC OPERATING CONDITIONS (continued)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

I/OIN, AUX1IN, AUX2IN PINS

Output Low Voltage

0

0.3

V

No Load

0.9 x

0.1

Output High Voltage

0.75 x

0.1

V

Output Rise/Fall Time

0.1

μs

Input Low Voltage

-0.3

0.3 x

V

Input High Voltage

0.7 x

0.3

V

Input Low Current

700

μA

Input High Current

10

μA

Input Rise/Fall Time

1.2

μs

Integrated Pullup Resistor

9

11

13

k

Current When Pullup Active

-1

mA

CONTROL PINS (CLKDIV1, CLKDIV2, CMDVCC, RSTIN, 5V/3V, 1_8V)

Input Low Voltage

-0.3

0.3 x

V

Input High Voltage

0.7 x

0.3

V

Input Low Current

5

μA

Input High Current

5

μA

INTERRUPT OUTPUT PIN (OFF)

Output Low Voltage

0

0.3

V

Output High Voltage

0.75 x

V

Integrated Pullup Resistor

16

20

24

k

PRES, PRES PINS

Input Low Voltage

0.3 x

V

Input High Voltage

0.7 x

V

Input Low Current

40

μA

Input High Current

40

μA