TC664 datasheet(4/36 Pages) MICROCHIP

4 / 36 page

TC664/TC665

DS21737A-page 4

 2002 Microchip Technology Inc.

TEMPERATURE SPECIFICATIONS

TIMING SPECIFICATIONS

Electrical Characteristics: Unless otherwise noted, all parameters apply at VDD = 3.0 V to 5.5 V

Parameters

Symbol

Min

Typ

Max

Units

Conditions

Temperature Ranges:

Specified Temperature Range

-40

—

+85

°C

Operating Temperature Range

-40

—

+125

°C

Storage Temperature Range

-65

—

+150

°C

Thermal Package Resistances:

Thermal Resistance, 10 Pin MSOP

θJA

—113

—

°C/W

Electrical Characteristics: Unless otherwise noted, all limits are specified for VDD = 3.0 V to 5.5 V,

-40°C <TA < +85°C

Parameters

Sym

Min

Typ

Max

Units

Conditions

SMBus Interface (See Figure 1-1)

Serial Port Frequency

fSC

—

100

kHz

Note 1

Low Clock Period

tLOW

4.7

—

µsec Note 1

High Clock Period

tHIGH

4.7

—

µsec Note 1

SCLK and SDA Rise Time

—

1000

nsec Note 1

SCLK and SDA Fall Time

—

300

nsec Note 1

Start Condition Setup Time

tSU(START)

4.7

—

µsec Note 1

SCLK Clock Period Time

tSC

—

µsec Note 1

Start Condition Hold Time

tH(START)

4.0

—

µsec Note 1

Data in SetupTime to SCLK

High

tSU-DATA

250

—

nsec Note 1

Data in Hold Time after SCLK

Low

tH-DATA

300

—

nsec Note 1

Stop Condition Setup Time

tSU(STOP)

4.0

—

µsec Note 1

Bus Free Time Prior to New

Transition

tIDLE

4.7

—

µsec Note 1 and Note 2

Note 1: Not production tested, ensured by design, tested during characterization.

2: Time the bus must be free before a new transmission can start.

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