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Maxim > 方案 > 电信交换机(PBX和中心局)

单路、低电压监控电路

数据资料
显示 标题/型号 关键优势
QV  PDF 高压、可调节排序/监控电路
MAX16052, MAX16053

最简单的复位和监控电路，能够工作在高压，可灵活调节
QV  PDF 超低电压微处理器复位电路及电压检测器
MAX6841, MAX6842, MAX6843, MAX6844, MAX6845

超低电压SC70 µP监控器，电压低至0.9V，无需外部元件
QV  PDF 超低电压、SC70封装电压检测器及微处理器复位电路
MAX6832, MAX6833, MAX6834, MAX6835, MAX6836, MAX6837, MAX6838, MAX6839, MAX6840
QV  PDF SC70/µDFN封装、单/双路、低电压、低功耗、微处理器复位电路
MAX6381, MAX6382, MAX6383, MAX6384, MAX6385, MAX6386, MAX6387, MAX6388, MAX6389, MAX6390



Key Specifications:   Pushbutton Devices
Part Number Number of Monitored Voltages Manual Reset Feature MR1 Setup Time Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Package
MAX6390  1 Single Soft/Hard Reset Output 1µs 1.2 to 1.79
1.8 to 2.49
2.5 to 3.29
3.3 to 4.99 		Open Drain >1s 1.5 13 µDFN/6
SC70/4
See All Pushbutton Devices (17)

Key Specifications:   Sequencers/Trackers
Part Number Option Interface Number of Input Channels Maximum Operating Voltage Range (V) Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX16052  Sequence R/C Adjustable 1 <6
>6
•Enable Input
•Reset Output
 SOT/6 9 -40 to +85
-40 to +105
-40 to +125
0 to +70
MAX16053  Sequence R/C Adjustable 1 <6
>6
•Enable Input
•Reset Output
 SOT/6 9 -40 to +85
-40 to +105
-40 to +125
0 to +70
See All Sequencers/Trackers (52)

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX16052  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		 -  Open Drain 1ms to 15ms
15ms to 85ms
85ms to 300ms
250ms to 450ms
300ms to 1s
<1ms
Adjustable 		No Watchdog Adjustable Reset Input
High Voltage (>6V) 		1.8 45
MAX16053  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
250ms to 450ms
300ms to 1s
<1ms
Adjustable 		No Watchdog Adjustable Reset Input
High Voltage (>6V) 		1.8 60
MAX6841  0 to 1.2
1.2 to 1.8 		Push-Pull Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Manual Reset 2.5 20
MAX6842  0 to 1.2
1.2 to 1.8 		Open Drain Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Manual Reset 2.5 20
MAX6843  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Adjustable Reset Input
Manual Reset 		2.5 20
MAX6844  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Adjustable Reset Input
Manual Reset 		2.5 20
MAX6845  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Adjustable Reset Input
Manual Reset 		2.5 20
MAX6832  0 to 1.2
1.2 to 1.8 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  1.5 13
MAX6833  0 to 1.2
1.2 to 1.8 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  1.5 13
MAX6834  0 to 1.2
1.2 to 1.8 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog  -  1.5 13
MAX6835  0 to 1.2
1.2 to 1.8 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Manual Reset 2.5 13
MAX6836  0 to 1.2
1.2 to 1.8 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Manual Reset 1.5 13
MAX6837  0 to 1.2
1.2 to 1.8 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Manual Reset 1.5 13
MAX6838  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Adjustable Reset Input 1.5 13
MAX6839  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Adjustable Reset Input 2.5 13
MAX6840  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s 		No Watchdog Adjustable Reset Input 2.5 13
MAX6381  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -  1.5 13
MAX6382  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -  1.5 13
MAX6383  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog  -  1.5 13
MAX6384  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Manual Reset 1.5 13
MAX6385  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Manual Reset 1.5 13
MAX6386  1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Manual Reset 1.5 13
See All Supervisors (1 Monitored Voltage) (270)

Key Specifications:   Supervisors (2 Monitored Voltages)
Part Number Interface Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA)
MAX6387  Factory Fixed
R/C Adjustable 		1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Adjustable Reset Input
Manual Reset 		1.5 13
MAX6388  Factory Fixed
R/C Adjustable 		1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Adjustable Reset Input 1.5 13
MAX6389  Factory Fixed
R/C Adjustable 		1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Open Drain  -  1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s 		No Watchdog Adjustable Reset Input 1.5 13
See All Supervisors (2 Monitored Voltages) (84)
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