73S8014RT-ILSLASHF datasheet(9/29 Pages) TERIDIAN

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DS_8014RT_015

73S8014RT Data Sheet

Rev. 1.0

2.4

Smart Card Interface Requirements

Table 5 lists the 73S8014RT Smart Card interface requirements.

Table 5: DC Smart Card Interface Requirements

Symbol

Parameter

Condition

Min

Nom

Max

Unit

Card Power Supply (VCC) Regulator

General conditions, -40

°C < T < 85°C, 4.75V < V

PC < 5.5V, 2.7V < VDD < 5.5V

VCC

Card supply voltage

including ripple and

noise

Inactive mode

-0.1

0.1

Inactive mode, ICC = 1mA

-0.1

0.4

Active mode; ICC <65mA; 5V

4.65

5.25

Active mode; ICC <65mA; 3V

2.85

3.15

Active mode; ICC <40mA; 1.8V

1.68

1.92

Active mode; single pulse of 100mA for

μs; 5V, fixed load = 25mA

4.6

5.25

Active mode; single pulse of 100mA for

μs; 3V, fixed load = 25mA

2.76

3.2

Active mode; current pulses of 40nAs

with peak |ICC | <200mA,

t <400ns; 5V

4.6

5.25

Active mode; current pulses of 40nAs

with peak |ICC | <200mA,

t <400ns; 3V

2.76

3.15

Active mode; current pulses of 20nAs

with peak |ICC | <100mA,

t <400ns; 1.8V

(1)

1.62

1.92

VCCrip

VCC Ripple

fRIPPLE = 20K – 200MHz

350

ICCmax

Card supply output

current

Static load current, VCC>4.6 or 2.7 volts

as selected

Static load current, VCC>1.62

ICCF

ICC fault current

130

VSR

VCC slew rate, rise

CF = 1.0μF on VCC

0.06

0.150

0.30

μs

VSF

VCC slew rate, fall

CF = 1.0μF on VCC

0.075

0.150

0.60

μs

External filter cap

(VCC to GND)

CF should be ceramic with low ESR

(<100m

Ω).

0.5

1.0

1.5

μF

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