TPL0401C-50DCKR datasheet(6/22 Pages) TI

部品番号	TPL0401C-50DCKR

部品情報	128 TAPS Single Channel Digital Potentiometer with I2C Interface

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メーカー	TI [Texas Instruments]

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TPL0401A

TPL0401B

TPL0401C

SLIS144A – SEPTEMBER 2011 – REVISED MARCH 2012

www.ti.com

OPERATING SPECIFICATIONS

Typical values are specified at 25

oC and Vdd=3.3V(1)

CONDITION

PARAMETER

MIN

TYP

MAX

UNIT

S

-40 to 85oC

0.5

uA

IDD(STBY)

VDD Standby current

-40 to 125oC

1.5

uA

IIN-DIG

Digital Pins Leakage Current (SCL, SDA Inputs)

-1

1

uA

SERIAL INTERFACE SPECS (SDA, SCL)

VIH

Input high voltage

0.7 x VDD

5.5

V

VIL

Input low voltage

0

0.3 x VDD

V

SDA Pin,

VOL

Output low voltage

0.4

V

IOL = 4 mA

SCL,

CIN

Pin capacitance

7

pF

SDA Inputs

I2C INTERFACE TIMING REQUIREMENTS

STANDARD MODE I2C

FAST MODE I2C BUS

UNITS

BUS

MIN

MAX

MIN

MAX

fSCL

I2C Clock frequency

0

100

0

400

kHz

tSCH

I2C Clock high time

4

0.6

µs

tSCL

I2C Clock low time

4.7

1.3

µs

tsp

I2C Spike time

0

50

0

50

ns

tSDS

I2C Serial data setup time

250

100

ns

tSDH

I2C Serial data hold time

0

ns

tICR

I2C Input rise time

1000

20 + 0.1Cb

300

ns

tICF

I2C Input fall time

300

20 + 0.1Cb

300

ns

tICF

I2C Output fall time, 10 pF to 400 pF bus

300

20 + 0.1Cb

300

ns

tBUF

I2C Bus free time between stop and start

4.7

1.3

µs

tSTS

I2C Start or repeater start condition setup time

4.7

1.3

µs

tSTH

I2C Start or repeater start condition hold time

4

0.6

µs

tSPS

I2C Stop condition setup time

4

0.6

µs

tVD(DATA)

Valid data time, SCL low to SDA output valid

1

µs

Valid data time of ACK condition, ACK signal from SCL low

tVD(DATA)

1

µs

to SDA (out) low

(1)

Parameters with Min and Max limits are 100% tested at +25C, unless otherwise specified. Temperature limits established by

characterization and are not production tested

6

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