Rainbow-electronics DS1677 Manual do Utilizador descarregar pdf (Página 12)

DS1677

12 of 17

ABSOLUTE MAXIMUM RATINGS*

Voltage on Any Pin Relative to Ground –0.3V to +7.0V

Operating Temperature 0

°C to 70°C

Storage Temperature –55

°C to +125°C

Soldering Temperature See J-STD-020A Specification

* This is a stress rating only and functional operation of the device at these or any other conditions above

those indicated in the operation sections of this specification is not implied. Exposure to absolute

maximum rating conditions for extended periods of time may affect reliability.

RECOMMENDED DC OPERATING CONDITIONS (0°C to 70°C)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Power Supply Voltage

5V Operation

4.5 5.0 5.5 V 1

Input Logic 1 V

2.0 V

+0.3 V 1

Input Logic 0 V

-0.3 +0.8 V 1

Battery Voltage V

BAT

2.5 3.7 V 1

DC ELECTRICAL CHARACTERISTICS (0°C to 70°C; V

=5.0V±10%)

PARAMETER SYMBOL MIN TYP MAX UNITS NOTES

Input Leakage I

-1 +1

µA

CS Leakage I

150

µA

Logic 1 Output (I

OUT

=-0.4 mA) V

2.4 V 1

Logic 0 Output (I

OUT

= 1.5 mA) V

0.4 V 1

Active Supply Current (CS=V

-0.2) I

CCA

1.5 2.0 mA 2

A/D Converter Current I

ADC

500

µA

Standby Current (CS=V

CCS

300

µA

Battery Current (Oscillator On) I

BAT

300 500 nA

Battery Current (Oscillator Off) I

BAT

200 nA

Internal RST Pull-Up Resistor

35 47 60

Ω

Trip Point V

CCTP

4.25 4.35 4.50 V

Switchover V

CCSW

2.60 2.70 2.80 V 10

A/D Reference Voltage V

ADC

2.47 2.55 2.63 V

Pushbutton Detect PB

0.8 2.0 V

Pushbutton Release PB

0.3 0.8 V

Output Voltage V

CCO

-0.3 V 9

PFI Input Threshold V

PFI

1.20 1.25 1.30 V

PFI Input Current I

PFI

0.25 0.01 25 nA

PFO Output voltage I

= -1 µA

-1.5 V

PFO Output voltage I

= 3.2 µA

0.4 V

CCO

Output Current (Source = V

CCO1

150 mA 11

CCO

Output Current (Source = V

BAT)

CCO2

150

µA

1 2 ... 7 8 9 10 11 12 13 14 15 16 17

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