参数资料
| 型号： | MIC708TN |
| 厂商： | Micrel Inc |
| 文件页数： | 3/7页 |
| 文件大小： | 0K |
| 描述： | IC SUPERVISOR 3.08V VTH 8-DIP |
| 标准包装： | 50 |
| 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： | 3.08V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 通孔 |
| 封装/外壳： | 8-DIP（0.300"，7.62mm） |
| 供应商设备封装： | 8-PDIP |
| 包装： | 管件 |
MIC706P/R/S/T, MIC708R/S/T
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 = 2.70V to 5.5V for MIC70_P/R; V CC = 3.00V to 5.5V for MIC70_S; V CC = 3.15V to 5.5V for MIC70_T;
T A = Operating Temperature Rang e, bold values indicate –40°C ≤ T A ≤ +85°C; unles s noted
Parameter
Operating Voltage Range, V CC
Conditions
Min.
1.4
Typ.
Max
5.5
Units
V
Supply Current
30
μA
Reset Voltage Threshold
MIC70_P/R
MIC70_S
MIC70_T
2.55
2.85
3.00
2.63
2.93
3.08
2.70
3.00
3.15
V
V
V
Reset Threshold Hysteresis
20
mV
Reset Pulse Width, t RS
140
200
280
ms
/RESET Output Voltage
(MIC70_R/S/T)
RESET Output Voltage
(MIC706P)
RESET Output Voltage
(MIC708R/S/T)
I Source = 200μA
I Sink = 1.2mA
I Sink = 50μA, V CC = 1.4V
I Source = 200μA
I Sink = 1.2mA
I Source = 200μA
I Sink = 500μA
0.8 × V CC
0.8 × V CC
0.8 × V CC
0.3
0.3
0.3
0.3
V
V
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
V IL = 0.4V, V IH = 80% of V CC > 4.5V
1.0
100
50
1.6
2.25
sec
ns
ns
WDI Threshold Voltage
WDI Input Current
WDO Output Voltage
V IH
V IL
WDI = 0V or V CC
I Source = 200μA
I Sink = 500μA
0.7 × V CC
-1
0.8 × V CC
0.6
1
0.3
V
V
μA
V
V
/MR Pull-Up Current
/MR Pulse Width, t MR
/MR Input Threshold
/MR = 0V
V CC = 4.5V
V IL
V IH
20
500
150
0.7 × V CC
250
600
0.6
μA
ns
ns
V
V
/MR to Reset Output Delay, t MD
750
ns
PFI Input Threshold
PFI Input Current
1.2
-25
1.25
0.01
1.3
+25
V
nA
/PFO Output Voltage
I Sink = 1.2mA
I Source = 200μA
0.8 × V CC
0.3
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
MIC706P/R/S/T, MIC708R/S/T
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