参数资料
型号: MAX6423US42+T
厂商: Maxim Integrated Products
文件页数: 3/10页
文件大小: 0K
描述: IC MPU/RESET CIRC 4.20V SOT143-4
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: 开路漏极或开路集电极
复位: 低有效
复位超时: 可调节/可选择
电压 - 阀值: 4.2V
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: 带卷 (TR)
Low-Power, SC70/SOT μP Reset Circuits with
Capacitor-Adjustable Reset Timeout Delay
Typical Operating Characteristics
(V CC = 5V, C SRT = 1500pF, T A = +25°C, unless otherwise noted.)
SUPPLY CURRENT
RESET TIMEOUT PERIOD
4.0
vs. SUPPLY VOLTAGE
10,000
RESET TIMEOUT PERIOD vs. C SRT
4.30
vs. TEMPERATURE
3.5
3.0
2.5
T A = +125°C
T A = +25°C
1000
100
4.25
C SRT = 1500pF
2.0
4.20
1.5
1.0
T A = -40°C
10
4.15
1
0.5
0
0.1
4.10
0
1
2
3
4
5
6
0.001
0.01
0.1
1
10
100
1000
-50
-25
0
25
50
75
100
125
SUPPLY VOLTAGE (V)
RESET TIMEOUT PERIOD
vs. TEMPERATURE
C SRT (nF)
MAXIMUM TRANSIENT DURATION
vs. RESET THRESHOLD OVERDRIVE
TEMPERATURE ( ° C)
V CC TO RESET DELAY
vs. TEMPERATURE (V CC FALLING)
600
550
500
450
400
350
300
250
200
C SRT = 0
175
150
125
100
75
50
25
0
RESET OCCURS
ABOVE THE CURVE
V TH = 2.95     V
160
150
140
130
120
110
100
90
80
V CC FALLING AT 1mVμs
-50
-25
0
25
50
75
100
125
0
200
400
600
800
1000
-50
-25
0
25
50
75
100
125
TEMPERATURE ( ° C)
POWER-UP/POWER-DOWN
CHARACTERISTIC
RESET THRESHOLD OVERDRIVE (mV)
TEMPERATURE ( ° C)
NORMALIZED RESET THRESHOLD
vs. TEMPERATURE
1V/div
V CC
V TH = 1.6V
1.006
1.004
1.002
1.000
0.998
1V/div
RESET
0.996
0.994
400 μ s/div
-50
-25
0
25
50
75
100
125
TEMPERATURE ( ° C)
_______________________________________________________________________________________
3
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