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MIC2785-16YFT

Dual Supply Voltage Monitor with Manual Reset

Micrel 

Micrel, Inc.

MIC2785

Absolute Maximum Ratings(1)

Supply Voltage (VDD)........................................-0.3V to +6V

Monitor Input (VIN) ............................................-0.3V to +6V

Input Voltage (V/MR) ..........................................-0.3V to +6V

/RST Current .............................................................±20mA

Lead Temperature (soldering, 20sec.)....................... 260°C

Junction Temperature (TJ) .........................-40°C to +125°C

Storage Temperature (Ts) ..........................-65°C to +150°C

ESD Rating(3) (Human Body Model) ............................. ±1.5kV

Operating Ratings(2)

Supply Voltage (VDD).................................... +1.5V to +5.5V

Monitor Input (VIN) ......................................... –0.3V to + VDD

Input Voltage (V/MR) ..................................... –0.3V to + 5.5V

Ambient Temperature (TA) .......................... –40°C to +85°C

Junction Thermal Resistance

MLF® (θJA).....................................................140.7°C/W

Electrical Characteristics(4)

VDD = 3.1V; VIN = VDD = 3.1V TA = 25°C, bold values indicate –40°C< TA < +85°C, unless noted.

Symbol Parameter

Condition

Min Typ

IDD

Supply Current (VDD)

VIN = VTH +1.6%, /MR & /RST open

1.0

IIN

Supply Current (VIN)

VIN = VTH +1.6%, /MR & /RST open

3.5

VTH Accuracy

-1.5

VHYST

Hysteresis Voltage

1.5

tPROP_TH Propagation Delay

VIN = VTH ±1 .5%, ±100mV

5

VOL

Output Voltage Low

VIN ≤ VTH -1.5%, ISINK = 100µA, VDD > 1.2V

VOH

Output Voltage High

VIN > VTH +1.5%, ISOURCE = 500µA

0.8 * VIN

/MR Input

VIH

Input High Voltage

VDD = 3.1V

1.7

VIL

Input Low Voltage

VDD = 3.1V

tPROP_MR Propagation Delay

V/MR < (VIL –100mV)

0.5

tMIN

Minimum Input Pulse Width

V/MR < VIL reset occurs

33

IPU

Internal Pull-up Current

100

Notes:

1. Exceeding the absolute maximum rating may damage the device.

2. The device is not guaranteed to function outside its operating rating.

3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.

4. Specification for packaged product only.

Max

+1.5

25

0.3

0.4

25

Units

µA

µA

%

%

µs

V

V

V

V

µs

ns

nA

March 2009

3

M9999-031709-A

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