MIC284 datasheet(3/20 Pages) MICREL

3 / 20 page

September 29, 2000

MIC284

Micrel

Absolute Maximum Ratings (Note 1)

Power Supply Voltage, V

DD ................................................... 6.0V

Voltage on Any Pin ................................ –0.3V to V

DD+0.3V

Current Into Any Pin ................................................

±10 mA

Power Dissipation, T

A = +125°C ............................... 30mW

Junction Temperature ............................................. +150

°C

Storage Temperature ............................... –65

°C to +150°C

ESD Ratings (Note 3)

Human Body Model .................................................. TBD V

Machine Model ......................................................... TBD V

Soldering

Vapor Phase (60 sec.) ............................. +220

°C +5⁄–0°C

Infrared (15 sec.) ...................................... +235

°C +5⁄–0°C

Operating Ratings (Note 2)

Power Supply Voltage, V

DD .............................. +2.7V to +5.5V

Ambient Temperature Range (T

A) ............ -55°C to +125°C

Package Thermal Resistance (

JA)

SOP ................................................................. +152

°C/W

MSOP .............................................................. +206

°C/W

Electrical Characteristics

2.7V

≤ V

DD ≤ 5.5; TA = +25°C, bold values indicate –55°C ≤ TA ≤ +125°C, Note 4; unless noted.

Symbol

Parameter

Condition

Min

Typ

Max

Units

Power Supply

Supply Current

/INT, open, A0 = V

DD or GND,

350

750

µA

CLK = DATA = high, normal mode

/INT, /CRIT open, A0 = V

DD or GND

shutdown mode, CLK = 100kHz

µA

/INT, /CRIT open, A0 = V

DD or GND

shutdown mode, CLK = DATA = high

µA

POR

Power-On Reset Time, Note 7

DD > VPOR

200

µs

POR

Power-On Reset Voltage

all registers reset to default values,

2.0

2.7

A/D conversions initiated

HYST

Power-On Reset Hysteresis Voltage

250

Temperature-to-Digital Converter Characteristics

Accuracy—Local Temperature

°C ≤ T

A ≤ +100°C, /INT and /CRIT open,

±1

±2

°C

Note 4, 9

≤ V

DD ≤ 3.6V

–55

°C ≤ T

A ≤ +125°C, /INT and /CRIT open,

±2

±3

°C

≤ V

DD ≤ 3.6V

Accuracy—Remote Temperature

°C ≤ T

D ≤ +100°C, /INT and /CRIT open,

±1

±3

°C

Note 4, 5, 9

≤ V

DD ≤ 3.6V, 0°C ≤ TA ≤ +85°C

–55

°C ≤ T

D ≤ +125°C, /INT and /CRIT open,

±2

±5

°C

≤ V

DD ≤ 3.6V, 0°C ≤ TA ≤ +85°C

CONV0

Conversion Time, local zone

Note 7

CONV1

Conversion Time, remote zone

Note 7

100

160

Remote Temperature Input (T1)

Current to External Diode

high level, T1 forced to 1.5V

224

400

µA

Note 7

low level

7.5

µA

Address Input (A0)

Low Input Voltage

2.7V

≤ V

DD ≤ 5.5V

0.6

High Input Voltage

2.7V

≤ V

DD ≤ 5.5V

2.0

Input Capacitance

LEAK

Input Current

±0.01

±1

µA

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