参数资料
型号: MAX814NCSA+T
厂商: Maxim Integrated Products
文件页数: 3/16页
文件大小: 0K
描述: IC SUPERVISOR MPU LP 8SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
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: 4.55V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
±1% Accuracy, Low-Power, +3V and +5V
μP Supervisory Circuits
ELECTRICAL CHARACTERISTICS, +5V Parts (MAX814/MAX815K, L, N) (continued)
(V CC = 4.85V to 5.5V for MAX814K/MAX815K, V CC = 4.75V to 5.5V for MAX814L/MAX815L, V CC = 4.60V to 5.5V for MAX814N/
MAX815N, T A = T MIN to T MAX , unless otherwise noted.)
PARAMETER
MR Pull-Up Current
SYMBOL
I MR
MR = 0V
CONDITIONS
MIN
70
TYP
MAX
240
UNITS
μA
MR Pulse Width
t MR
150
ns
MR Input Threshold
MR to RESET Out Delay
V MRLO
V MRHI
t MD
Low
High
(Note 3)
0.7 x V CC
1.1
250
V
ns
PFI Input Threshold
PFI Input Current
V PFI
I PFI
V CC = 5.0V
2.45
-15.00
2.50
+6.0
2.55
+35.00
V
nA
LOW LINE, PFO, WDO
Assertion Delay
(Note 2)
200
μs
ELECTRICAL CHARACTERISTICS, +3V Parts (MAX814/MAX815T, MAX816)
(V CC = 3.06V to 5.5V for MAX814T/MAX815T and MAX816, T A = T MIN to T MAX , unless otherwise noted.)
PARAMETER
Operating Voltage Range
Supply Current
Reset Threshold
RESET IN Threshold
RESET IN Input Current
SYMBOL
V CC
I SUPPLY
V RT
V RIT
I RT
0°C to +70°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
0°C to +70°C
-40°C to +85°C
MAX816C
MAX816E
MAX816
CONDITIONS
MIN
1.0
1.2
3.00
3.00
1.683
1.678
-15
TYP
1.700
1.700
+6
MAX
5.5
5.5
75
85
3.06
3.08
1.717
1.722
+35
UNITS
V
μA
V
V
nA
Reset Threshold Hysteresis
0
mV
Reset Pulse Width
t RS
V OH
V RT (max) < V CC < 3.6V;
I SOURCE = 500μA
140
0.8 x V CC
200
250
ms
RESET Output Voltage
V OL
V OH
MAX814T, MAX816
4.5V < V CC < 5.5V;
I SINK = 1.2mA
I SOURCE = 800μA
V CC -1.5
0.3
V
V OL
MAX814T, MAX816
I SINK = 3.2mA
0.4
V OH
V OL
V RT (max) < V CC < 3.6V
I SOURCE = 500μA
I SINK = 1.2mA
0.8 x V CC
0.3
RESET, WDO, PFO, LOW LINE
Output Voltage
V OH
V OL
4.5V < V CC < 5.5V
I SOURCE = 800μA
I SINK = 3.2mA
V CC -1.5
0.4
V
V OL
T A = 0°C to +70°C, V CC = 1.0V, I SINK = 50μA
T A = -40°C to +85°C, V CC = 1.2V, I SINK = 100μA
0.3
0.3
Watchdog Timeout Period
t WD
MAX815T
1.12
2.00
s
_______________________________________________________________________________________
3
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