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MIC708MY Datasheet, PDF (3/7 Pages) Micrel Semiconductor – uP Supervisory Circuit | |||
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MIC705/06/07/08
Absolute Maximum Ratings(1)
Terminal Voltage
VCC ..........................................................â0.3V to +6.0V
All other inputs.............................â0.3V to (VOUT + 0.3V)
Input Current
VCC, Gnd ................................................................ 25mA
Output Current (all outputs) ........................................ 20mA
Lead Temperature (soldering, 10 sec.)...................... 300°C
Storage Temperature................................ â65°C to +150°C
Micrel, Inc.
Operating Ratings(2)
Operating Temperature Range
MIC70_N ................................................ â40°C to +85°C
MIC70_M ................................................ â40°C to +85°C
Power Dissipation (PDIP) ........................................ 475mW
Power Dissipation (SOP)......................................... 400mW
Electrical Characteristics(3)
VCC = 4.75V to 5.5V for MIC705/07; VCC = 4.5V to 5.5V for MIC706/08; TA = Operating Temperature Range, bold values indicate
â40°C ⤠TA ⤠+85°C; unless noted
Parameter
Conditions
Min.
Typ.
Max
Units
Operating Voltage Range, VCC
Supply Current
MIC70_
MIC70_
1.4
5.5
V
60
µA
Reset Voltage Threshold
MIC705, MIC707
MIC706, MIC708
4.50
4.65
4.75
V
4.25
4.4
4.5
V
Reset Threshold Hysteresis
40
mV
Reset Pulse Width, tRS
/RESET Output Voltage
ISource = 80µA
ISink = 3.2mA
MIC70_C, ISink = 50µA, VCC = 1.4V
140
200
280
ms
VCC - 1.5V
V
0.4
V
0.3
V
RESET Output Voltage
ISource = 80µA
ISink = 3.2mA
VCC - 1.5V
V
0.4
V
Watchdog Timeout Period, tWD
WDI Minimum Input Pulse, tWP
WDI Threshold Voltage
WDI Input Current
WDO Output Voltage
VIL = 0.4V, VIH = 80% of VCC
VIH, VCC = 5V
VIL, VCC = 5V
WDI = 0V
WDI = VCC
ISource = 800µA
ISink = 1.2mA
1.0
1.6
2.25
sec
50
ns
3.5
V
0.8
V
-150
-50
µA
50
150
µA
VCC - 1.5V
V
0.4
V
/MR Pull-Up Current
/MR = 0V
100
250
600
µA
/MR Pulse Width, tMR
/MR Input Threshold
VIL
VIH
/MR to Reset Output Delay, tMD
150
ns
0.8
V
2.0
V
250
ns
PFI Input Threshold
PFI Input Current
VCC = 5V
1.2
1.25
1.3
V
-25
0.01
+25
nA
/PFO Output Voltage
ISink = 3.2mA
VCC = 5V, ISource = 800µA
VCC - 1.5V
0.4
V
V
Note 1. Exceeding the absolute maximum rating may damage the device.
Note 2. The device is not guaranteed to function outside its operating rating.
Note 3. Speciï¬cation for packaged product only.
January 2006
3
MIC705/06/07/08
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