Chip-Scale

Package

A1

B1

C1

A2

B2

C2

SDA

SCL

V+

GND

ALERT

A0

YZC LEAD-FREE

2X3ARRAY

(TOPVIEW)

Note:PinA1ismarkedwitha

forPb-free(YZC)

0

1,65mm

1,50mm

1,15mm

1,00mm

(BumpSideDown)

Diode

Temp.

Sensor

DS

A/D

Converter

OSC

Control

Logic

Serial

Interface

Config.

andTemp.

Register

TMP105

Temperature

V+

SDA

A1

C1

A2

C2

GND

A0

SCL

B1

B2

ALERT

TMP105

www.ti.com

SLLS648D

– FEBRUARY 2005 – REVISED SEPTEMBER 2011

Digital Temperature Sensor

with Two-Wire Interface

Check for Samples: TMP105

1

FEATURES

DESCRIPTION

23

•

SUPPORTS 1.8V I2C

™ BUS

The TMP105 is a two-wire, serial output temperature

•

TWO ADDRESSES

sensor available in a WCSP package. Requiring no

•

DIGITAL OUTPUT: Two-Wire Serial Interface

external components, the TMP105 is capable of

reading temperatures with a resolution of 0.0625

°C.

•

RESOLUTION: 9- to 12-Bits, User-Selectable

•

ACCURACY:

The TMP105 features a Two-Wire interface that is

SMBus-compatible, with the TMP105 allowing up to

– ±2.0°C (max) from –25°C to +85°C

two devices on one bus. The TMP105 features an

– ±3.0°C (max) from –40°C to +125°C

SMBus Alert function.

•

LOW QUIESCENT CURRENT:

The TMP105 is ideal for extended temperature

50

μA, 1.5μA Standby

measurement

in

a

variety

of

communication,

•

NO POWER-UP SEQUENCE REQUIRED, I2C

computer, consumer, environmental, industrial, and

PULLUPS CAN BE ENABLED PRIOR TO V+

instrumentation applications.

The TMP105 is specified for operation over a

APPLICATIONS

temperature range of

–40°C to +125°C.

•

CELL PHONES

•

COMPUTER PERIPHERAL THERMAL

PROTECTION

•

NOTEBOOK COMPUTERS

•

BATTERY MANAGEMENT

•

THERMOSTAT CONTROLS

•

ENVIRONMENTAL MONITORING AND HVAC

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

I2C is a trademark of NXP Semiconductors.

3

All other trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright

© 2005–2011, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.