参数资料
型号: MCP1318MT-29LE/OT
厂商: Microchip Technology
文件页数: 8/52页
文件大小: 0K
描述: IC SUPERVISOR 2.9V OD/PP SOT23-5
标准包装: 3,000
类型: 简单复位/加电复位
监视电压数目: 1
输出: 开路漏极,推挽式
复位: 高有效/低有效
复位超时: 最小为 140 ms
电压 - 阀值: 2.9V
工作温度: -40°C ~ 125°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)
MCP131X/2X
DC CHARACTERISTICS (CONTINUED)
Electrical Specifications: Unless otherwise indicated, all limits are specified for V DD = 1V to 5.5V, R PU = 100 k Ω
(only MCP1320 , MCP1321 and MCP1322 ), T A = -40°C to +125°C.
Parameters
RST/RST Low-Level Output Voltage
RST/RST High-Level Output Voltage
(Push-Pull Outputs only)
Input Low Voltage (MR and WDI pins)
Input High Voltage (MR and WDI pins)
Open-Drain High Voltage on Output
Sym
V OL
V OH
V IL
V IH
V ODH
Min
V DD –
0.7
V DD –
0.7
V SS
0.7V DD
Typ
Max
0.3
0.3
0.3
0.3
0.3V DD
V DD
13.5 (4)
Units
V
V
V
V
V
V
V
V
V
Conditions
I OL = 50 μA, 1.0V ≤ V DD ≤ 1.5V
I OL = 100 μA,
1.5V < V DD ≤ 2.5V
I OL = 2 mA, 2.5V < V DD ≤ 4.5V
I OL = 4 mA, V DD > 4.5V
I OH = 2.5 mA, V DD ≥ 2.5V
I OH = 500 μA, V DD ≥ 1.5V
Open-Drain Output pin only,
V DD = 3.0V, Time voltage >
5.5V applied ≤ 100 s,
current into pin limited to 2 mA,
+25°C operation
recommended
Input Leakage Current (MR and WDI)
Open-Drain Output Leakage Current
( MCP1316M , MCP1318M ,
I IL
I OD
0.003
±1
1.0
μA
μA
V SS ≤ V PIN ≤ V DD
MCP1319M , MCP1320 , MCP1321,
and MCP1322 only)
Pull-up Resistance
MR pin
WDI pin
RST pin
R PU
52
52
4.7
k Ω
k Ω
k Ω
V DD = 5.5V
V DD = 5.5V
V DD = 5.5V,
MCP131XM devices only
Input Pin Capacitance (MR and WDI)
C I
100
pF
Output Pin Capacitive Loading
(RST and RST)
C O
50
pF
This is the tester loading to
meet the AC timing
specifications.
Note 1:
2:
3:
4:
5:
6:
Trip point is ±1.5% from typical value.
Trip point is ±2.5% from typical value.
Hysteresis is minimum = 1%, maximum = 6% at +25°C.
This specification allows this device to be used in PIC ? microcontroller applications that require the In-
Circuit Serial Programming? (ICSP?) feature (see device-specific programming specifications for
voltage requirements). The total time that the RST pin can be above the maximum device operational
voltage (5.5V) is 100s. Current into the RST pin should be limited to 2 mA. It is recommended that the
device operational temperature be maintained between 0°C to +70°C (+25°C preferred). For additional
information, refer to Figure 2-35 .
This parameter is established by characterization and is not 100% tested.
Custom ordered voltage trip point; minimum order volume requirement. Information available upon request.
DS21985C-page 8
? 2005-2012 Microchip Technology Inc.
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