MIC8114 Ver la hoja de datos (PDF) - Micrel
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MIC8114 Datasheet PDF : 6 Pages
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MIC8114
Absolute Maximum Ratings(Note 1)
Terminal Voltage
(VCC).........................................................–0.3V to +6.0V
(/MR)..................................................–0.3V (VCC + 0.3V)
Input Current (VCC, /MR) ............................................ 20mA
Output Current (/RESET) ........................................... 20mA
Rate of Rise (VCC)..................................................100V/µS
Lead Temperature (soldering, 10 sec.)...................... 300°C
Storage Temperature (TS) ........................ –65°C to +150°C
ESD Rating.................................................................... 3kV
Micrel
Operating Ratings(Note 2)
Operating Temperature Range
MIC8114TU ............................................ –40°C to +85°C
Power Dissipation (TA = +70°C) .............................. 320mW
Electrical Characteristics
For typical values, VCC = 3.3V; TA = 25°C, bold values indicate –40°C ≤ TA ≤ +85°C; unless noted
Symbol
Parameter
Condition
VCC
Operating Voltage Range
TA = –40°C to 85°C
ICC
Supply Current
VTH
Reset Voltage Threshold
tRST
Reset Timeout Period
VOH
/RESET Output Voltage
ISOURCE = 500µA
VOL
/RESET Output Voltage, VOL
VCC = VTH min, ISINK = 1.2mA
VCC = 1V, ISINK = 50µA, TA = –40°C to +85°C
/MR Minimum Pulse Width
/MR to Reset Delay
/MR Input Threshold, VIH
/MR Input Threshold, VIL
/MR Pull-Up Resistance
/MR Glitch Immunity
Min
1
3.00
790
0.8×VCC
10
0.7×VCC
10
Typ
5
3.08
1200
0.5
20
100
Max Units
5.5
V
15
µA
3.15
V
1800 ms
V
0.3
V
0.3
V
µs
µs
V
0.25×VCC
30
kΩ
ns
Note 1.
Note 2.
Note 3.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
Timing Diagram
VCC
/MR
/RESET
July 2005
VTH
tRST
tRST
Reset Timing Diagram
3
MIC8114
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