参数资料
型号: MAX792MESE+
厂商: Maxim Integrated Products
文件页数: 3/16页
文件大小: 0K
描述: IC SUPERVISOR MPU 16-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 简单复位/加电复位
监视电压数目: 1
输出: 推挽式,推挽式
复位: 高有效/低有效
复位超时: 最小为 140 ms
电压 - 阀值: 4.37V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 管件
Microprocessor and Nonvolatile
Memory Supervisory Circuits
ELECTRICAL CHARACTERISTICS (continued)
(V CC = 2.75V to 5.5V, T A = T MIN to T MAX , unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
LOW-LINE COMPARATOR
Low-Line Threshold Voltage
(Internal Threshold Mode)—V TH
Low-Line Threshold Voltage
(External Programming Mode)
MAX792/MAX820L/M
MAX792/MAX820R/S/T
MAX792, V CC = 5V OR V CC = 3V
MAX820, V CC = 5V OR V CC = 3V
50
40
1.25
1.274
120
100
1.30
1.30
210
210
1.35
1.326
mV
V
Low-Line Hysteresis
(Internal Threshold Mode)
20
mV
LLIN/REFOUT Leakage Current
External Programming Mode
±0.01
±25
nA
Low-Line Comparator Delay
V CC falling
450
μs
LOWLINE Voltage
LOWLINE Short-Circuit Current
I SINK = 3.2mA
ISOURCE = 1μA
Output source current, V CC = 5.5V
V CC - 1
10
0.4
50
V
μA
WATCHDOG FUNCTION
Watchdog Timeout Period
SWT connected to V CC , V CC = 5V
SWT connected to V CC , V CC = 3V
4.7nF capacitor connected from SWT to GND,
V CC = 3V
1.00
1.00
1.60
1.60
70
2.25
2.25
sec
ms
4.7nF capacitor connected from SWT to GND,
V CC = 5V
100
Watchdog Input Pulse Width
V IL = 0V, V IH = V CC
V CC = 5V
V CC = 3V
100
300
ns
I SINK = 50μA, V CC = 1V, V CC falling
0.01
0.30
WDO Output Voltage
I SINK = 1.6mA
I SOURCE = 1mA
V CC - 1
0.1
0.4
V
I SOURCE = 100μA
V CC - 0.5
WDPO to WDO Delay
70
ns
WDPO Duration
I SINK = 50μA, V CC = 1V, V CC falling
0.5
1.7
0.01
6.0
0.3
ms
WDPO Output Voltage
I SINK = 1.6mA
I SOURCE = 1mA
V CC - 1
0.1
0.4
V
I SOURCE = 100μA
V CC - 0.5
WDI Threshold Voltage
V CC = 4.25V
V CC = 2.55V
V IH
V IL
V IH
V IL
0.75 x V CC
0.9 x V CC
0.8
0.2
V
WDI Input Current
±1
μA
_______________________________________________________________________________________
3
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