HCS473-I/SLROM(2013) 查看數據表（PDF） - Microchip Technology

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HCS473-I/SLROM
(Rev.:2013)

KEELOQ® 3-Axis Transcoder

Microchip Technology 

HCS473

TABLE 7-1: DC CHARACTERISTICS: HCS473

DC Characteristics

All pins except power supply pins

Standard Operating Conditions (unless otherwise stated)

Operating Temperature 0C  TA  +70C (Commercial)

-20C  TA  +85C (Industrial)

Param

No.

Sym

Characteristic

Min

Typ† Max Units

Conditions

D001

D003

D004

D005

D010

D010B

D021A

D022

D022A

D030

D030A

D031

D040

D040A

D041

D053

D060

D061

D080

D090

D091

VDD Supply Voltage

VPOR VDD Start Voltage to ensure

internal Power-on Reset sig-

nal

SVDD VDD Rise Rate to ensure

internal Power-on Reset sig-

nal

VBOR Brown-out Reset Voltage

IDD Supply Current(2)

ISS Shutdown Current

IDD Transponder Current

2.05(2)

—

0.05*

—

—

—

—

—

VIL Input Low Voltage

Input Pins

With TTL Buffer

With Schmitt Trigger Buffer

VIH Input High Voltage

Input Pins

With TTL Buffer

With Schmitt Trigger Buffer

VTOL Input Threshold Voltage

VLOW detect tolerance

IIL Input Leakage Current

Input Pins

Vss

Vss

Vss

2.0

(0.25

VDD+0.8)

0.8 VDD

—

—

—

VOL

VOH

LED

Output Low Voltage

Output Pins

Output High Voltage

Output Pins

LED

—

—

VDD-0.7

1.5

—

5.5

VSS

—

V

V Cold RESET

—

—

V/ms

1.9

2

1.0

5

—

2.0

0.1

1.0

4.2

8

3.5

6

7.5

25

V

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

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

A VDD = 5.5V

A VDD = VDDT = 5.5V, no LC 

signals

A VDD = VDDT = 3.0V, no LC 

signals

A VDD = VDDT = 3V, Active LC

signals

—

0.8

— 0.15VD

D

— 0.2VDD

V 4.5V  VDD  5.5V

V Otherwise

V

—

—

VDD

—

VDD

—

VDD

V 4.5V  VDD 5.5V

V Otherwise

V

—

+250

mV VLOWSEL = 2.2V

—

+400

mV VLOWSEL = 3.3V

—

1

A Vss VPIN VDD, Pin at Hi-

impedance, no pull-downs

enabled

—

5

A Vss VPIN VDD

—

0.6

V IOL = 8.5 mA, VDD = 4.5V

—

—

—

—

V IOH = -3.0 mA, VDD = 4.5V

V IOH = -0.5 mA, VDD = 4.5V

DS40035D-page 50

Preliminary

 2000-2013 Microchip Technology Inc.

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