参数资料
型号: MIC2774N-17BM5 TR
厂商: Micrel Inc
文件页数: 3/8页
文件大小: 0K
描述: IC SUPERVISOR DUAL LV SOT23-5
标准包装: 3,000
类型: 多压监控器
监视电压数目: 2
输出: 开路漏极或开路集电极
复位: 低有效
复位超时: 最小为 140 ms
电压 - 阀值: 1.69V,可调
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: SC-74A,SOT-753
供应商设备封装: SOT-23-5
包装: 带卷 (TR)
其它名称: MIC2774N-17BM5TR
MIC2774N-17BM5TR-ND
MIC2774
Absolute Maximum Ratings (Note 1)
Supply Voltage (V DD ) .......................................–0.3V to +7V
Input Voltages (V IN , V /MR ) ...............................–0.3V to +7V
Output Voltages (V /RST , V RST ) .........................–0.3V to +7V
RST, (/RST) Current ................................................... 20mA
Storage Temperature (T S ) ........................ –65°C to +150°C
ESD Rating, Note 3 .................................................... 1.5kV
Electrical Characteristics
Micrel
Operating Ratings (Note 2)
Supply Voltage (V DD ) .................................. +1.5V to +5.5V
Input Voltages (V IN , V /MR ) ............................–0.3V to +6.0V
Output Voltages
V /RST (N version), ....................................–0.3V to +6.0V
V /RST , V RST (H and L versions) .......... –0.3V to V DD +0.3V
Ambient Temperature Range (T A ) .............. –40°C to +85°C
Package Thermal Resistance ( θ JA ) ....................... 256°C/W
Note 5 ; T A = +25°C, bold values indicate –40°C ≤ T A ≤ +85°C; unless noted
Symbol Parameter Condition
Min
Typ
Max
Units
I DD
Supply Current
V DD = V IN = V TH +1.6%,
Note 5 ; /MR, RST, /RST open
3.5
μA
VDD VOLTAGE THRESHOLD
Under-Voltage Threshold On V DD
(See Standard Voltage Options Table)
V HYST Hysteresis Voltage
IN, UNDER-VOLTAGE DETECTOR INPUT
V TH –1.5%
V TH
1
V TH +1.5%
V
%
V REF Under-Voltage Threshold
V HYST Hysteresis Voltage
I IN Input Current
RST, /RST OUTPUTS
Note 5
T MIN ≤ T A ≤ T MAX
295
300
3
5
305
10
mV
mV
pA
nA
t PROP
t RST
V OL
V OH
/MR INPUTS
V IH
V IL
t PROP
t MIN
I PU
I IN
Propagation Delay
Reset Pulse Width
RST or /RST Output Voltage Low
RST or /RST Output Voltage High
(H and L Version Only)
Input High Voltage
Input Low Voltage
Propagation Delay
Minimum Input Pulse Width
Internal Pull-up Current
Input Current, /MR
V IN = (V REF(MAX) + 100mV) to
V IN = (V REF(MIN) – 100mV), /MR = open;
T MIN ≤ T A ≤ T MAX
I SINK = 1.6mA;
V DD ≥ 1.6V
I SINK = 100μA;
V DD ≥ 1.2V; Note 4
I SOURCE = 500μA;
V DD ≥ 1.5V
I SOURCE = 10μA;
V DD ≥ 1.2V; Note 4
Note 5
Note 5
V /MR < (V IL –100mV); Note 5
Reset Occurs, V /MR < V IL
V IM = 0V
V /MR < V IL
140
0.8V DD
0.8V DD
0.7V DD
20
5
33
100
100
280
0.3
0.3
0.3V DD
250
250
μs
ms
V
V
V
V
V
V
μs
ns
nA
nA
Note 1.
Note 2.
Note 3.
Note 4.
Note 5.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
V DD operating range is 1.5V to 5.5V. Output is guaranteed to be asserted down to V DD = 1.2V.
V DD equals nominal “Typical Application (V DD )” as shown in “Standard Voltage Options Table.”
October 2005
3
M9999-102605
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