MCP3910 datasheet(7/90 Pages) MICROCHIP

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DS20005116D-page 7

MCP3910

TABLE 1-3:

SERIAL AC CHARACTERISTICS

Electrical Specifications:

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

TA = -40°C to +125°C, GAIN = 1, CLOAD = 30 pF.

Characteristic

Sym.

Min.

Typ.

Max.

Units

Conditions

Serial Clock Frequency

fSCK

——

MHz

CS Setup Time

tCSS

—

CS Hold Time

tCSH

—

CS Disable Time

tCSD

—

Data Setup Time

tSU

5—

—

Data Hold Time

tHD

—

Serial Clock High Time

tHI

—

Serial Clock Low Time

tLO

—

Serial Clock Delay Time

tCLD

—

Serial Clock Enable Time

tCLE

—

Output Valid from SCK Low

tDO

—

Output Hold Time

tHO

0—

—

Output Disable Time

tDIS

—

Reset Pulse Width (RESET)tMCLR

100

—

Data Transfer Time to DR

(Data Ready)

tDODR

—

Note 1

Modulator Mode Entry to

Modulator Data Present

tMODSU

——

100

Data Ready Pulse Low Time

tDRP

—

1/(2 x DMCLK)

—

µs

Two-Wire Mode Enable Time

tMODE

—

Two-Wire Mode

Watchdog Timer

tWATCH

3.6

—

µs

Note 1:

This parameter is established by characterization and not production tested.

TABLE 1-4:

TEMPERATURE SPECIFICATIONS

Electrical Specifications:

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

Parameters

Sym.

Min.

Typ.

Max.

Units

Conditions

Temperature Ranges

Operating Temperature Range

-40

—

+125

°C

Notes 1, 2

Storage Temperature Range

-65

—

+150

°C

Thermal Package Resistances

Thermal Resistance, 20-Lead 4x4x0.9 QFN

JA

—46.2

—

°C/W

Thermal Resistance, 20-Lead 5.30 mm SSOP

JA

—87.3

—

°C/W

Note 1:

The internal junction temperature (TJ) must not exceed the absolute maximum specification of +150°C.

All specifications are valid down to -45°C operation.

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