MCP3919 datasheet(7/88 Pages) MICROCHIP

tên linh kiện	MCP3919

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DS20005347A-page 7

MCP3919

1.2

Serial Interface Characteristics

TABLE 1-2:

SERIAL DC CHARACTERISTICS

Electrical Specifications:

Unless otherwise indicated, all parameters apply at DVDD = 2.7 to 3.6 V,

TA = -40°C to +125°C, CLOAD = 30 pF, applies to all digital I/O.

Characteristic

Sym.

Min.

Typ.

Max.

Units

Conditions

High-Level Input Voltage

VIH

0.7 DVDD

—

Schmitt-Triggered

Low-Level Input Voltage

VIL

——

0.3 DVDD

Schmitt-Triggered

Input Leakage Current

ILI

——

±1

µA

CS = DVDD,

VIN = DGND to DVDD

Output Leakage Current

ILO

——

±1

µA

CS = DVDD,

VOUT = DGND or DVDD

Hysteresis Of

Schmitt-Trigger Inputs

VHYS

—500

—

DVDD = 3.3V only, Note 2

Low-Level Output Voltage

VOL

——

0.2 DVDD

VIOL = +1.7 mA

High-Level Output Voltage

VOH

0.75 DVDD

——

IOH = -1.7 mA

Internal Capacitance

(All Inputs And Outputs)

CINT

——

TA = +25°C, SCK = 1.0 MHz,

DVDD =3.3V (Note 1)

Note 1:

This parameter is periodically sampled and not 100% tested.

This parameter is established by characterization and not production tested.

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