MIC281-6YM6 datasheet(3/14 Pages) MICREL

Part #	MIC281-6YM6

Description	Low-Cost IttyBitty??Thermal Sensor

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Manufacturer	MICREL [Micrel Semiconductor]

Direct Link	http://www.micrel.com

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Micrel, Inc.

MIC281

April 23, 2014

3

Revision 2.0

Absolute Maximum Ratings

(2)

Power Supply Voltage (VDD)........................................+3.8V

Voltage on T1 .......................................

–0.3V to V

DD + 0.3V

Voltage on CLK, DATA .....................................

–0.3V to 6V

Current into Any Pin ..................................................±10mA

Power Dissipation, TA = +125°C ..............................109mW

Storage Temperature (Ts).........................

–65°C to +150°C

ESD Ratings

(4)

Human Body Model..................................................... 1.5kV

Machine Model .............................................................200V

Soldering (SOT23-6 package)

Vapor Phase (60s) ........................................... 220°C

+5/

-0°C

Infrared (15s).................................................... 235°C

+5/

-0°C

Operating Ratings

(3)

Power Supply Voltage (VDD) ........................ +3.0V to +3.6V

Ambient Temperature Range (TA) ............ –55°C to +125°C

Package Thermal Resistance

SOT23-6 (



JA) .................................................. 230°C/W

Electrical Characteristics

(5)

VDD = 3.3V; TA = 25°C, unless noted. Bold values indicate TMIN ≤ TA ≤ TMAX, unless noted

(3).

Symbol

Parameter

Condition

Min.

Typ.

Max.

Units

Power Supply

IDD

Supply Current

T1 open; CLK = DATA = High;

Normal mode

0.23

0.4

mA

Shutdown mode; T1 open; Note 7

CLK = 100kHz

9

µA

Shutdown mode; T1 open;

CLK = DATA = High

6

µA

tPOR

Power-on Reset Time, Note 7

VDD > VPOR

200

µs

VPOR

Power-on Reset Voltage

All registers reset to default values;

A/D conversions initiated

2.65

2.95

V

VHYST

Power-on Reset Hysteresis

Voltage, Note 7

300

mV

Temperature-to-Digital Converter Characteristics

Accuracy, Notes 7, 8, 9

0°C

≤ TD ≤ 100°C, 0°C < TA < 85°C;

3.15V < VDD < 3.45V

±1

±3

°C

–40°C ≤ TD ≤ 125°C, 0°C < TA < 85°C;

3.15V < VDD < 3.45V

±2

±5

°C

tCONV

Conversion Time

Note 7

200

240

ms

Remote Temperature Input, T1

IF

Current into External Diode,

Note 7

T1 forced to 1.0V, high level

192

400

µA

Low level

7

12

µA

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