HCS473_13 datasheet(50/68 Pages) MICROCHIP

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HCS473

DS40035D-page 50

Preliminary

 2000-2013 Microchip Technology Inc.

TABLE 7-1:

DC CHARACTERISTICS: HCS473

DC Characteristics

All pins except power supply pins

Standard Operating Conditions (unless otherwise stated)

Operating Temperature

C  TA  +70C (Commercial)

-20

C  TA  +85C (Industrial)

Param

No.

Sym

Characteristic

Min

Typ†

Max

Units

Conditions

D001

VDD

Supply Voltage

2.05(2)

—5.5

D003

VPOR VDD Start Voltage to ensure

internal Power-on Reset sig-

nal

—VSS

—

Cold RESET

D004

SVDD VDD Rise Rate to ensure

internal Power-on Reset sig-

nal

0.05*

——

V/ms

D005

VBOR Brown-out Reset Voltage

—1.9

IDD

Supply Current(2)

D010

D010B

—1.0

FOSC = 4 MHz, VDD = 5.5V(3)

——

2.0

FOSC = 4 MHz, VDD = 3.5V(3)

D021A

ISS

Shutdown Current

—0.1

1.0

AVDD = 5.5V

IDD Transponder Current

D022

—

4.2

AVDD = VDDT = 5.5V, no LC 

signals

D022A

3.5

AVDD = VDDT = 3.0V, no LC 

signals

7.5

AVDD = VDDT = 3V, Active LC

signals

VIL

Input Low Voltage

Input Pins

D030

With TTL Buffer

Vss

—

0.8

4.5V

 VDD  5.5V

D030A

Vss

—

0.15VD

Otherwise

D031

With Schmitt Trigger Buffer

Vss

—

0.2VDD

VIH

Input High Voltage

Input Pins

—

D040

D040A

With TTL Buffer

2.0

(0.25

VDD+0.8)

—

VDD

4.5V

 VDD 5.5V

Otherwise

D041

With Schmitt Trigger Buffer

0.8 VDD

—VDD

VTOL

Input Threshold Voltage

D053

VLOW detect tolerance

—

+250

VLOWSEL = 2.2V

——

+400

VLOWSEL = 3.3V

IIL

Input Leakage Current

D060

Input Pins

—

1

AVss VPIN VDD, Pin at Hi-

impedance, no pull-downs

enabled

D061

LED

——

5

A

Vss

VPIN VDD

VOL

Output Low Voltage

D080

Output Pins

—

0.6

IOL = 8.5 mA, VDD = 4.5V

VOH

Output High Voltage

D090

Output Pins

VDD-0.7

—

IOH = -3.0 mA, VDD = 4.5V

D091

LED

1.5

—

IOH = -0.5 mA, VDD = 4.5V

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