TMP141

SBAS347 − MARCH 2005

www.ti.com

3

ELECTRICAL CHARACTERISTICS

TMP141

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNIT

TEMPERATURE INPUT

Range

−40

+125

°C

Error

T = −25

°C to +85°C

±0.2

±2

°C

T = −40

°C to +125°C

±3

°C

vs Supply

±0.2

±0.5

°C/V

Resolution

10

Bits

0.25

°C

Default Conversion Time

See Table 4 for conversion time settings.

162

190

218

ms

DIGITAL INPUT/OUTPUT PINS (SWD and ADD pins)

Input/Output Capacitance

3

pF

SWD PIN

Input Leakage Current

0.005

10

µA

0.005

µA

Input Logic Level Voltage (High)

2.1

V

0.6

V

Input Logic Level Voltage (Low)

−0.5

0.8

V

−0.5

0.25

V

Input Hysteresis

300

mV

Output Logic Level Voltage (Low)

0.4

V

0.2

V

Output OFF Current

0.005

10

µA

ADD0 and ADD1 PINS

Input Leakage Current

0.005

10

µA

Input Logic Level Voltage (High)

0.9

V

Input Logic Level Voltage (Low)

−0.5

0.1

V

SensorPath CHARACTERISTICS

SWD Fall Time

300

ns

SWD Rise Time

1000

ns

Min. Inactive Time Between SWD Signals

Bus at High Level

11

µs

Master or TMP141 Reset Drive Time

354

µs

TMP141 Detects Bus Activity

9.6

µs

Master Drive Time

Data Bit 0 Write, Data Bit 0 Read

11.8

17

µs

Data Bit 1 Write

35.4

48.9

µs

Start Bit

80

109

µs

TMP141 Drive Time

Data Bit 0−1 Read

28.3

38.3

µs

Attention Request

165

228

µs

Reset

95

500

ms

POWER SUPPLY

Specified Voltage Range

3.0

3.6

V

Operating Voltage Range

2.7

5.5

V

Quiescent Current

Standby

80

120

µA

110

170

µA

Power-On Reset Voltage

1.5

2.6

V

TEMPERATURE RANGE

Specified Range

−40

+125

°C

Operating Range

−55

+127

°C

Storage Range

−60

+150

°C

Thermal Resistance

MSOP-8

150

°C/W

SOT23-6

200

°C/W

(1) SensorPath activity only has a slight effect on quiescent current.