73S8014RT データシートの表示（PDF） - Teridian Semiconductor Corporation

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73S8014RT

Smart Card Interface

Teridian Semiconductor Corporation 

DS_8014RT_015

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

Card Power Supply (VCC) Regulator

General conditions, -40°C < T < 85°C, 4.75V < VPC < 5.5V, 2.7V < VDD < 5.5V

Inactive mode

-0.1

Inactive mode, ICC = 1mA

-0.1

Active mode; ICC <65mA; 5V

4.65

Active mode; ICC <65mA; 3V

2.85

Active mode; ICC <40mA; 1.8V

1.68

Active mode; single pulse of 100mA for

2μs; 5V, fixed load = 25mA

4.6

VCC

Card supply voltage

including ripple and

noise

Active mode; single pulse of 100mA for

2μs; 3V, fixed load = 25mA

2.76

Active mode; current pulses of 40nAs

with peak |ICC | <200mA,

4.6

t <400ns; 5V

Active mode; current pulses of 40nAs

with peak |ICC | <200mA,

2.76

t <400ns; 3V

Active mode; current pulses of 20nAs

with peak |ICC | <100mA,

t <400ns; 1.8V (1)

1.62

VCCrip

ICCmax

ICCF

VSR

VCC Ripple

Card supply output

current

ICC fault current

VCC slew rate, rise

fRIPPLE = 20K – 200MHz

Static load current, VCC>4.6 or 2.7 volts

as selected

Static load current, VCC>1.62

CF = 1.0μF on VCC

65

40

70

0.06

VSF

VCC slew rate, fall CF = 1.0μF on VCC

CF

External filter cap

(VCC to GND)

CF should be ceramic with low ESR

(<100mΩ).

0.075

0.5

73S8014RT Data Sheet

Nom Max Unit

0.1 V

0.4 V

5.25 V

3.15 V

1.92 V

5.25 V

3.2 V

5.25 V

3.15 V

1.92 V

0.150

0.150

1.0

350 mV

mA

mA

130 mA

0.30 V/μs

0.60 V/μs

1.5 μF

Rev. 1.0

9

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