ADC PWR-AVIS Manual de usuario descargar pdf (Pagina 4)

LTC2245

2245fa

DIGITAL I PUTS A D DIGITAL OUTPUTS

The ● denotes the specifications which apply over the

full operating temperature range, otherwise specifications are at T

= 25°C. (Note 4)

POWER REQUIRE E TS

The ● denotes the specifications which apply over the full operating temperature

range, otherwise specifications are at T

= 25°C. (Note 8)

SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS

Analog Supply Voltage (Note 9) ● 2.7 3 3.4 V

Output Supply Voltage (Note 9) ● 0.5 3 3.6 V

VDD

Supply Current ● 20 23 mA

DISS

Power Dissipation ● 60 69 mW

SHDN

Shutdown Power SHDN = H, OE = H, No CLK 2 mW

NAP

Nap Mode Power SHDN = H, OE = L, No CLK 15 mW

SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS

LOGIC INPUTS (CLK, OE, SHDN)

High Level Input Voltage V

= 3V ● 2V

Low Level Input Voltage V

= 3V ● 0.8 V

Input Current V

= 0V to V

● –10 10 µA

Input Capacitance (Note 7) 3 pF

LOGIC OUTPUTS

= 3V

Hi-Z Output Capacitance OE = High (Note 7) 3 pF

SOURCE

Output Source Current V

OUT

= 0V 50 mA

SINK

Output Sink Current V

OUT

= 3V 50 mA

High Level Output Voltage I

= –10µA 2.995 V

= –200µA ● 2.7 2.99 V

Low Level Output Voltage I

= 10µA 0.005 V

= 1.6mA ● 0.09 0.4 V

= 2.5V

High Level Output Voltage I

= –200µA 2.49 V

Low Level Output Voltage I

= 1.6mA 0.09 V

= 1.8V

High Level Output Voltage I

= –200µA 1.79 V

Low Level Output Voltage I

= 1.6mA 0.09 V

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ADC PWR-AVIS Manual de usuario Pagina 4

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