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MIC705 数据表(PDF) 3 Page - Micrel Semiconductor

部件名 MIC705
功能描述  關P Supervisory Circuit
PDF  7 Pages
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制造商  MICREL [Micrel Semiconductor]
网页  http://www.micrel.com
标志 MICREL - Micrel Semiconductor

MIC705 数据表(HTML) 3 Page - Micrel Semiconductor

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January 2006
3
MIC705/06/07/08
MIC705/06/07/08
Micrel, Inc.
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
–40°C ≤ TA ≤ +85°C; unless noted
Parameter
Conditions
Min.
Typ.
Max
Units
Operating Voltage Range, VCC
MIC70_
1.4
5.5
V
Supply Current
MIC70_
60
µA
Reset Voltage Threshold
MIC705, MIC707
MIC706, MIC708
4.50
4.25
4.65
4.4
4.75
4.5
V
V
Reset Threshold Hysteresis
40
mV
Reset Pulse Width, tRS
140
200
280
ms
/RESET Output Voltage
ISource = 80µA
ISink = 3.2mA
MIC70_C, ISink = 50µA, VCC = 1.4V
VCC - 1.5V
0.4
0.3
V
V
V
RESET Output Voltage
ISource = 80µA
ISink = 3.2mA
VCC - 1.5V
0.4
V
V
Watchdog Timeout Period, tWD
1.0
1.6
2.25
sec
WDI Minimum Input Pulse, tWP
VIL = 0.4V, VIH = 80% of VCC
50
ns
WDI Threshold Voltage
VIH, VCC = 5V
VIL, VCC = 5V
3.5
0.8
V
V
WDI Input Current
WDI = 0V
WDI = VCC
-150
-50
50
150
µA
µA
WDO Output Voltage
ISource = 800µA
ISink = 1.2mA
VCC - 1.5V
0.4
V
V
/MR Pull-Up Current
/MR = 0V
100
250
600
µA
/MR Pulse Width, tMR
150
ns
/MR Input Threshold
VIL
VIH
2.0
0.8
V
V
/MR to Reset Output Delay, tMD
250
ns
PFI Input Threshold
VCC = 5V
1.2
1.25
1.3
V
PFI Input Current
-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. Specification for packaged product only.
Absolute Maximum Ratings(1)
Terminal Voltage
VCC ..........................................................–0.3V to +6.0V
All other inputs.............................–0.3V to (VOUT + 0.3V)
Input Current
VCC, Gnd ................................................................ 25mA
Output Current (all outputs)........................................ 20mA
Lead Temperature (soldering, 10 sec.)...................... 300°C
Storage Temperature................................ –65°C to +150°C
Operating Ratings(2)
Operating Temperature Range
MIC70_N ................................................ –40°C to +85°C
MIC70_M ................................................ –40°C to +85°C
Power Dissipation (PDIP)........................................ 475mW
Power Dissipation (SOP)......................................... 400mW



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