概要

 


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シングル低電圧監視回路



データシート
型番 説明 主な特長
MAX6841, MAX6842, MAX6843,
...
超低電圧µPリセット回路および電圧検出器

外付け部品不要で、最低0.9Vまで電源を監視する超低電圧SC70 µP監視回路
MAX6832, MAX6833, MAX6834,
...
超低電圧、SC70、電圧検出器およびµPリセット回路

DS1818 プッシュボタン付き、3.3Vエコノリセット

DS1815 プッシュプル出力、3.3Vエコノリセット

MAX6381, MAX6382, MAX6383,
...
シングル/デュアル低電圧、低電力µPリセット回路、SC70/µDFNパッケージ




Key Specifications:

Pushbutton Devices
Part Number Monitored Voltages Manual Reset Feature MR1 Setup Time Reset Thresh.
(V)
Reset Out tRESET Reset Thresh. Accur.
(%)
ICC
(µA)
Package/Pins
min @ +25°C max
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
Active Low
Open Drain
>1s 1.5 13
µDFN/6
SC70/4
See All Pushbutton Devices (17)

Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
min @ +25°C max
MAX6841 
0 to 1.2
1.2 to 1.8
Active High
Active Low
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
Active High
Active Low
Open Drain
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
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
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
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
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
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
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
Adjustable Reset Input
Manual Reset
2.5 20
MAX6832 
0 to 1.2
1.2 to 1.8
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
- 1.5 13
MAX6833 
0 to 1.2
1.2 to 1.8
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
- 1.5 13
MAX6834 
0 to 1.2
1.2 to 1.8
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
- 1.5 13
MAX6835 
0 to 1.2
1.2 to 1.8
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
Manual Reset 2.5 13
MAX6836 
0 to 1.2
1.2 to 1.8
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
Manual Reset 1.5 13
MAX6837 
0 to 1.2
1.2 to 1.8
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
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
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
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
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
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
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
<1ms
>1s
Adjustable Reset Input 2.5 13
DS1815  2.5 to 3.3
Active Low
Push-Pull
85ms to 300ms - 2.5 35
DS1818  2.5 to 3.3
Active Low
Open Drain
85ms to 300ms Manual Reset 2.5 35
MAX6381 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
- 1.5 13
MAX6382 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
- 1.5 13
MAX6383 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
- 1.5 13
MAX6384 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Active Low
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
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
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
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
Active Low
Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Manual Reset 1.5 13
See All Supervisors (1 Monitored Voltage) (274)

Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)
Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)
ICC
(µA)
min @ +25°C max
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
Active Low
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 
Active High
Push-Pull
Adjustable Reset Input
MAX6389 
Active Low
Open Drain
Adjustable Reset Input
See All Supervisors (2 Monitored Voltages) (84)





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