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參數(shù)資料
| 型號(hào)： | MIC811 |
| 廠商： | Micrel Semiconductor,Inc. |
| 元件分類： | 復(fù)位半導(dǎo)體 |
| 英文描述： | Microprocessor Reset Circuit(微處理器復(fù)位電路（監(jiān)視基于微處理器系統(tǒng)的電源）) |
| 中文描述： | 微處理器復(fù)位電路（微處理器復(fù)位電路（監(jiān)視基于微處理器系統(tǒng)的電源）） |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大小： | 159K |
| 代理商： | MIC811 |
MIC811/MIC812 Microprocessor Reset Circuits
2
Electrical Characteristics
VCC= 5V for MIC81
-
L/M/J, VCC= 3.3V for MIC81
-
S/T, VCC= 3V for MIC81
-
R, T
A
= Operating Temperature Range, unless
otherwise noted.
Parameter
Conditions
Min
Typ
Max
Units
Operating Voltage Range, VCC
TA= 0°C to 70°C
TA= -40°C to 85°C
1.4
1.6
5.5
5.5
V
Supply Current, ICC
MIC811L/M/J, MIC812L/M/J
VCC< 3.6V, MIC811R/S/T, MIC812R/S/T
9
6
15
10
μ
A
Reset Voltage Threshold, VTH
MIC811L, MIC812L
MIC811M, MIC812M
MIC811J, MIC812J
MIC811T, MIC812T
MIC811S, MIC812S
MIC811R, MIC812R
4.50
4.25
3.89
3.00
2.85
2.55
4.63
4.38
4.00
3.08
2.93
2.63
4.75
4.50
4.10
3.15
3.00
2.70
V
Reset Timeout Period
140
240
560
ms
RESET Output Voltage, VOH
ISource= 800
μ
A, MIC811L/M/J
ISource= 500
μ
A, MIC811R/S/T
VCC- 1.5V
0.8 X
VCC
V
RESET Output Voltage, VOL
VCC=VTHMin., ISink=3.2mA, MIC811L/M/J
VCC=VTHMin., ISink=1.2mA, MIC811R/S/T
VCC>1.4V, ISink=50
μ
A,
TA= 0°C to 70°C
VCC>1.6V, ISink=50
μ
A,
TA= -40°C to 85°C
0.4
0.3
0.3
0.3
V
RESET Output Voltage, VOH
1.8V < VCC < VTHMin.,
ISource= 150
μ
A
0.8 X
VCC
V
RESET Output Voltage, VOL
ISink=3.2mA, MIC812L/M/J
ISink=1.2mA, MIC812R/S/T
0.4
0.3
V
MR Minimum Pulse Width
10
μ
s
MR to Reset Delay
0.5
μ
s
MR Input Threshold, VIH
VCC>
VTHMax., MIC81_L/M/J
MIC81_R/S/T
2.3
V
0.7 X
VCC
MR Input Threshold, VIL
VCC>
VTHMax., MIC81_L/M_
MIC81_R/S/T
0.8
V
0.25 X
VCC
MR Pull-Up Resistance
10
20
30
k
MR Glitch Immunity
100
ns
Absolute Maximum Ratings
Terminal Voltage
VCC. . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 6.0V
MR . . . . . . . . . . . . . . . . . . . . . -0.3V to (VCC+ 0.3V)
Input Current, VCC, MR . . . . . . . . . . . . . . . . . . . . 20mA
Output Current, RESET, RESET . . . . . . . . . . . . . .20mA
Rate of Rise, VCC. . . . . . . . . . . . . . . . . . . . . . 100V/
μ
s
Operating Temperature Range
MIC81
U . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range . . . . . . . . . . . . .-65°C to 150°C
Lead Temperature (Soldering - 10 sec.) . . . . . . . . . . . 300°C
Power Dissipation (TA= +70°C) . . . . . . . . . . . . . . . . 320mW
-40°C to 85°C
Stresses above those listed under ABSOLUTE MAXIMUM RATINGS may cause permanent device failure. Functionality at or above these limits is not implied. Exposure to absolute
maximum ratings for extended periods may affect device reliability. Operating ranges define those limits between which the functionality of the device is guaranteed.
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| MIC811_05 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:Microprocessor Reset Circuits |
| MIC811_11 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:Microprocessor Reset Circuits |
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| MIC8114 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:Microprocessor Reset Circuit |
| MIC8114_05 | 制造商:MICREL 制造商全稱:Micrel Semiconductor 功能描述:Microprocessor Reset Circuit |
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