参数资料
型号: MAX801LCPA+
厂商: Maxim Integrated Products
文件页数: 3/12页
文件大小: 0K
描述: IC SUPERVISOR MPU 8-DIP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
类型: 备用电池电路
监视电压数目: 1
复位: 高有效/低有效
复位超时: 最小为 140 ms
电压 - 阀值: 4.675V
工作温度: 0°C ~ 70°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
8-Pin μP Supervisory Circuits
with ±1.5% Reset Accuracy
ELECTRICAL CHARACTERISTICS (continued)
(V CC = 4.6V to 5.5V for the MAX80_L, V CC = 4.5V to 5.5V for the MAX80_N, V CC = 4.35V to 5.5V for the MAX80_M; V BATT = 2.8V;
T A = T MIN to T MAX . Typical values are at V CC = 5V and T A = +25°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
RESET AND LOW-LINE
MAX80_L
4.600
4.675
4.750
Reset Threshold
V RST
V CC rising
and falling
MAX80_N
4.500
4.575
4.650
V
Reset-Threshold Hysteresis
MAX80_M
4.350
4.425
13
4.500
mV
LOWLINE to RESET
Threshold Voltage
LOWLINE Threshold,
V CC Rising
V CC to RESET Delay
V CC to LOWLINE Delay
RESET Active Timeout
Period
V LR
V LL
t RD
t LL
t RP
V CC falling
MAX80_L
MAX80_N
MAX80_M
V CC falling at 1mV/μs
V CC falling at 1mV/μs
V CC rising
30
140
52
4.73
4.63
4.48
17
17
200
70
4.81
4.71
4.56
280
mV
V
μs
μs
ms
V CC falling
RESET Output Voltage
I SINK = 50μA, V CC = 1.0V, MAX80_C
V BATT = 0V,
V CC = 1.2V, MAX80_E/M
I SINK = 3.2mA, V CC = 4.25V
I SOURCE = 0.1mA
V CC - 1.5
0.1
V CC - 0.1
0.3
0.3
0.4
V
RESET Output
Short-Circuit Current
I SC
Output sink current, V CC = 4.25V
Output source current
40
1.6
mA
RESET Output Voltage
(MAX801)
I SINK = 3.2mA
I SOURCE = 5mA, V CC = 4.25V
V CC - 1.5
0.4
V
RESET Output Short-
Circuit Current (MAX801)
I SC
Output sink current
Output source current, V CC = 4.25V
55
15
mA
LOWLINE Output Voltage
I SINK = 3.2mA, V CC = 4.25V
I SOURCE = 5mA, V CC = 4.25V
V CC - 1.5
0.4
V
LOWLINE Output
Short-Circuit Current
I SC
Output sink current, V CC = 4.25V
Output source current
40
20
mA
WATCHDOG TIMER (MAX801)
Watchdog Timeout Period
Minimum Watchdog Input
Pulse Width
WDI Threshold Voltage
(Note 4)
t WD
V IH
V IL
V IL = 0.8V, V IH = 0.75V x V CC
1.12
100
0.75 x V CC
1.6
2.24
0.8
sec
ns
V
WDI Input Current
RESET deasserted, WDI = 0V
RESET deasserted, WDI = V CC
-50
-10
16
50
μA
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