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MIC2785 Datasheet, PDF (3/6 Pages) Micrel Semiconductor – Dual Supply Voltage Monitor with Manual Reset
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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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