MIC2785 datasheet(3/6 Pages) MICREL

3 / 6 page

Micrel, Inc.

MIC2785

March 2009

M9999-031709-A

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

® (

JA) ..................................................... 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

Max

Units

IDD

Supply Current (VDD)

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

1.0

µA

IIN

Supply Current (VIN)

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

3.5

µA

VTH Accuracy

-1.5

+1.5

VHYST

Hysteresis Voltage

1.5

tPROP_TH

Propagation Delay

VIN = VTH ±1 .5%, ±100mV

µs

VOL

Output Voltage Low

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

0.3

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

0.4

tPROP_MR

Propagation Delay

V/MR < (VIL –100mV)

0.5

µs

tMIN

Minimum Input Pulse Width

V/MR < VIL reset occurs

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.

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