参数资料
型号: MAX822LUS+T
厂商: Maxim Integrated Products
文件页数: 3/7页
文件大小: 0K
描述: IC MONITOR VOLT MPU SOT143-4
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
类型: 简单复位/加电复位
监视电压数目: 1
输出: 推挽式,图腾柱
复位: 高有效
复位超时: 可调节/可选择
电压 - 阀值: 4.63V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: TO-253-4,TO-253AA
供应商设备封装: SOT-143-4
包装: 标准包装
其它名称: MAX822LUS+TDKR
4-Pin μP Voltage Monitors with Pin-Selectable
Power-On Reset Timeout Delay
ELECTRICAL CHARACTERISTICS (continued)
(V CC = full range, T A = -40°C to +125°C, unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
SRT Input Capacitance
(Note 3) (see Setting
the Reset Timeout Delay
Internal
20
pF
section)
MAX821L/M/P only, I SINK = 3.2mA,
V CC = V TH(MIN)
0.4
RESET Output Voltage
(MAX821)
RESET Output Voltage
(MAX822)
V OL
V OH
V OL
V OH
MAX821R/S/T/U only, I SINK = 1.2mA,
V CC = V TH(MIN)
T A = 0°C to +70°C,
V CC ≥ 1V
I SINK = 50μA
T A = -40°C to +85°C,
V CC ≥ 1.2V
MAX821L/M/P only, I SOURCE = 800μA,
V CC ≥ V TH(MAX)
MAX821R/S/T/U only, I SOURCE = 500μA,
V CC ≥ V TH(MAX)
MAX822L/M only, I SINK = 3.2mA,
V CC = V TH(MAX)
MAX822R/S/T only, I SINK = 1.2mA,
V CC = V TH(MAX)
I SOURCE = 150μA, 1.4V ≤ V CC ≤ V TH(MIN)
V CC -1.5
0.8V CC
0.8V CC
0.3
0.3
0.3
0.4
0.3
V
V
Note 1: RESET output for MAX821; RESET output for MAX822.
Note 2: During reset active timeout period only.
Note 3: Guaranteed by design.
__________________________________________Typical Operating Characteristics
(T A = +25°C, unless otherwise noted.)
1.0
0.9
0.8
0.7
0.6
RESET TIMEOUT PERIOD
vs. TEMPERATURE
SRT = GND
36
35
34
33
32
31
30
RESET TIMEOUT PERIOD
vs. TEMPERATURE
SRT = V CC
180
175
170
165
160
155
150
RESET TIMEOUT PERIOD
vs. TEMPERATURE
SRT = UNCONNECTED
-40
-20
0
20
40
60
80
100
-40
-20
0
20
40
60
80
100
-40
-20
0
20
40
60
80
100
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
_______________________________________________________________________________________
3
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