参数资料
型号: MIC708MY TR
厂商: Micrel Inc
文件页数: 3/7页
文件大小: 0K
描述: IC SUPERVISOR 4.4V VTH 8-SOIC
标准包装: 2,500
类型: 简单复位/加电复位
监视电压数目: 1
输出: 补充型
复位: 高有效/低有效
复位超时: 最小为 140 ms
电压 - 阀值: 4.4V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
其它名称: MIC708MYTR
MIC708MYTR-ND
MIC705/06/07/08
Absolute Maximum Ratings (1)
Terminal Voltage
V CC ..........................................................–0.3V to +6.0V
All other inputs ............................. –0.3V to (V OUT + 0.3V)
Input Current
V CC , Gnd ................................................................ 25mA
Output Current (all outputs) ........................................ 20mA
Micrel, Inc.
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
Lead Temperature (soldering, 10 sec.) ...................... 300°C
Storage Temperature ................................ –65°C to +150°C
Electrical Characteristics (3)
V CC = 4.75V to 5.5V for MIC705/07; V CC = 4.5V to 5.5V for MIC706/08; T A = Operating Temperature Range, bold values indicate
–40°C ≤ T A ≤ +85°C; unless noted
Parameter
Operating Voltage Range, V CC
Supply Current
Reset Voltage Threshold
Conditions
MIC70_
MIC70_
MIC705, MIC707
MIC706, MIC708
Min.
1.4
4.50
4.25
Typ.
4.65
4.4
Max
5.5
60
4.75
4.5
Units
V
μA
V
V
Reset Threshold Hysteresis
40
mV
Reset Pulse Width, t RS
140
200
280
ms
/RESET Output Voltage
RESET Output Voltage
I Source = 80μA
I Sink = 3.2mA
MIC70_C, I Sink = 50μA, V CC = 1.4V
I Source = 80μA
I Sink = 3.2mA
V CC - 1.5V
V CC - 1.5V
0.4
0.3
0.4
V
V
V
V
V
Watchdog Timeout Period, t WD
WDI Minimum Input Pulse, t WP
V IL = 0.4V, V IH = 80% of V CC
1.0
50
1.6
2.25
sec
ns
WDI Threshold Voltage
V IH , V CC = 5V
V IL , V CC = 5V
3.5
0.8
V
V
WDI Input Current
WDO Output Voltage
/MR Pull-Up Current
WDI = 0V
WDI = V CC
I Source = 800μA
I Sink = 1.2mA
/MR = 0V
-150
V CC - 1.5V
100
-50
50
250
150
0.4
600
μA
μA
V
V
μA
/MR Pulse Width, t MR
150
ns
/MR Input Threshold
/MR to Reset Output Delay, t MD
V IL
V IH
2.0
0.8
250
V
V
ns
PFI Input Threshold
PFI Input Current
/PFO Output Voltage
V CC = 5V
I Sink = 3.2mA
V CC = 5V, I Source = 800μA
1.2
-25
V CC - 1.5V
1.25
0.01
1.3
+25
0.4
V
nA
V
V
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.
Speci?cation for packaged product only.
January 2006
3
MIC705/06/07/08
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