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マキシム > ソリューション > 放送TVおよびラジオ

マイクロプロセッサ監視回路

データシート
表示 タイトル/製品 主な特長
QV  PDF 独立したVCCリセットおよびマニュアルリセット出力付き、µP監視回路
MAX6453, MAX6454, MAX6455, MAX6456

別個のVCCリセットおよびマニュアルリセット出力を備えるµP監視回路によってセットトップボックス設計がシンプルに
QV  PDF 長いマニュアルリセットセットアップ時間を備えた、µPリセット回路
MAX6443, MAX6444, MAX6445, MAX6446, MAX6447, MAX6448, MAX6449, MAX6450, MAX6451, MAX6452

長いマニュアルリセット設定時間を持つµPリセット回路が、フロントパネルアプリケーションにおける不要なリセット状態を排除
QV  PDF 高電圧、低電流電圧モニタ、SOTパッケージ
MAX6457, MAX6458, MAX6459, MAX6460
QV  PDF リセットシーケンスプッシュボタン
DS1830, DS1830A
QV  PDF 3.3V/5V MicroManager
DS1836
QV  PDF プッシュボタン付き、デュアルエコノリセット
DS1834, DS1834A, DS1834D
QV  PDF マルチサプライMicroMonitor™
DS1831, DS1831A, DS1831B
QV  PDF プッシュボタン付き、3.3Vエコノリセット
DS1818
QV  PDF プッシュボタン付き、5Vエコノリセット
DS1813
QV  PDF アクティブハイ、プッシュプル出力、5Vエコノリセット
DS1812
QV  PDF 電源シーケンサ、SOT23パッケージ
MAX6819, MAX6820

システム信頼性を高めるデュアル/マルチ電圧システム用電源シーケンサ、パワーオン/パワーオフ特性を制御
QV  PDF 3ピン、低電力µPリセット回路
MAX6800, MAX6801, MAX6802

3ピン/4ピン、マニュアルリセット付き、低電力µPリセット回路
QV  PDF パワーフェイル入出力、マニュアルリセットおよびウォッチドッグタイマ付き、低電圧、SOT23、µP監視回路
MAX6701, MAX6701A, MAX6702, MAX6702A, MAX6703, MAX6703A, MAX6704, MAX6705, MAX6705A, MAX6706, MAX6706A, MAX6707, MAX6707A, MAX6708
QV  PDF 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
MAX6381, MAX6382, MAX6383, MAX6384, MAX6385, MAX6386, MAX6387, MAX6388, MAX6389, MAX6390
QV  PDF 6ピン、µPリセット回路、パワーフェイルコンパレータ付
MAX6342, MAX6343, MAX6344, MAX6345
QV  PDF デュアル/トリプル電圧µP監視回路
MAX6351, MAX6352, MAX6353, MAX6354, MAX6355, MAX6356, MAX6357, MAX6358, MAX6359, MAX6360

業界初、マルチ電圧監視回路、SOTパッケージ
QV  PDF 5ピン、マイクロプロセッサ監視回路、ウォッチドッグタイマおよびマニュアルリセット付
MAX823, MAX823L, MAX823M, MAX823R, MAX823S, MAX823T, MAX823Y, MAX823Z, MAX824, MAX824L, MAX824M, MAX824R, MAX824S, MAX824T, MAX824Y, MAX824Z, MAX825, MAX825L, MAX825M, MAX825R, MAX825S, MAX825T, MAX825Y, MAX825Z

業界初、ウォッチドッグおよびマニュアルリセット付きSOTリセットIC
QV  PDF マニュアルリセット入力付き、4ピン、µP電圧モニタ
MAX811, MAX812

マニュアルリセット付き、4ピンSOTリセットIC
QV  PDF 3ピンマイクロプロセッサリセット回路
MAX803L, MAX803M, MAX803R, MAX803S, MAX803T, MAX803Z, MAX809J, MAX809L, MAX809M, MAX809R, MAX809S, MAX809T, MAX809Z, MAX810L, MAX810M, MAX810R, MAX810S, MAX810T, MAX810Z

業界初、3ピンSC70リセットIC



Key Specifications:  Pushbutton Devices
Part Number Monitored Voltages Manual Reset Feature MR1 Setup Time MR2 Setup Time Reset Thresh.
(V)		 Reset Out tRESET Reset Thresh. Accur.
(%)		 ICC
(µA)		 Package/Pins
Active Low min @ +25°C max
MAX6453  2 Independent Soft and Hard Reset Outputs 1µs -
1.2 to 1.79
1.8 to 2.49
2.5 to 3.29
3.3 to 4.99
 Push-Pull 85ms to 300ms 2.5 16
SOT/6
MAX6454  2 Independent Soft and Hard Reset Outputs 1µs - Open Drain 85ms to 300ms 2.5 16
SOT/6
MAX6455  2 Independent Soft and Hard Reset Outputs
1µs (Soft)
3.36s (Hard)
 - Push-Pull 85ms to 300ms 2.5 16
SOT/6
MAX6456  2 Independent Soft and Hard Reset Outputs
1µs (Soft)
3.36s (Hard)
 - Open Drain 85ms to 300ms 2.5 16
SOT/6
MAX6443  1 Extended Setup Period 6.72s - Push-Pull 85ms to 300ms 2.5 16
SOT/4
MAX6444  1 Extended Setup Period 6.72s - Open Drain 85ms to 300ms 2.5 16
SOT/4
MAX6445  1 Extended Setup Period 6.72s 6.72s Push-Pull 85ms to 300ms 2.5 16
SOT/5
MAX6446  1 Extended Setup Period 6.72s 6.72s Open Drain 85ms to 300ms 2.5 16
SOT/5
MAX6447  1 Extended Setup Period 6.72s 1µs Push-Pull 85ms to 300ms 2.5 16
SOT/5
MAX6448  1 Extended Setup Period 6.72s 1µs Open Drain 85ms to 300ms 2.5 16
SOT/5
MAX6449  2 Extended Setup Period 6.72s 6.72s Push-Pull 85ms to 300ms 2.5 16
SOT/6
MAX6450  2 Extended Setup Period 6.72s 6.72s Open Drain 85ms to 300ms 2.5 16
SOT/6
MAX6451  2 Extended Setup Period 6.72s 1µs Push-Pull 85ms to 300ms 2.5 16
SOT/6
MAX6452  2 Extended Setup Period 6.72s 1µs Open Drain 85ms to 300ms 2.5 16
SOT/6
MAX6390  1 Single Soft/Hard Reset Output 1µs - Open Drain >1s 1.5 13
µDFN/6
SC70/4
See All Pushbutton Devices (17)

Key Specifications:  Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)		 Features RoHS Available Industry Qualified Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
DS1830  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes - -40 to +85
µMAX/8
PDIP(N)/8
SOIC(N)/8
 79.7
DS1830A  Reset Output - -40 to +85
µMAX/8
PDIP(N)/8
SOIC(N)/8
 79.7
MAX6819  Enable Input Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
MAX6820  - Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
See All Power-Supply Sequencers and Voltage Trackers (35)

Key Specifications:  Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low Active High min @ +25°C max
MAX6457 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
 Open Drain -
85ms to 300ms
<1ms
 No Watchdog -
High Voltage (>6V)
Latched Output
 - 12.5
MAX6458 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
>=5.5
 Open Drain -
85ms to 300ms
<1ms
 No Watchdog -
High Voltage (>6V)
Latched Output
Overvoltage/Window Monitor
 - 12.5
MAX6460 
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 No Watchdog -
High Voltage (>6V)
Overvoltage/Window Monitor
 - 12.5
MAX803 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain - 85ms to 300ms No Watchdog - - 1.5 60
MAX809 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms No Watchdog - - 1.5 60
MAX810 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 - Push-Pull 85ms to 300ms No Watchdog - - 1.5 60
MAX6800 
2.5 to 3.3
3.3 to 5.5
 - Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
 No Watchdog - - - 12
MAX6801 
2.5 to 3.3
3.3 to 5.5
 Push-Pull -
1ms to 15ms
15ms to 85ms
85ms to 300ms
 No Watchdog - - - 12
MAX6802 
2.5 to 3.3
3.3 to 5.5
 Open Drain -
1ms to 15ms
15ms to 85ms
85ms to 300ms
 No Watchdog - - - 12
DS1812  3.3 to 5.5 - Push-Pull 85ms to 300ms No Watchdog - - 2.5 40
DS1813  3.3 to 5.5 Open Drain - 85ms to 300ms No Watchdog - Manual Reset 2.5 40
DS1818  2.5 to 3.3 Open Drain - 85ms to 300ms No Watchdog - Manual Reset 2.5 35
MAX6704 
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 Push-Pull 85ms to 300ms Input (WDI) 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6705 
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 - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6706 
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 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6707 
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 - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6708 
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 Push-Pull 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX823 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms Input (WDI) 1s to 2s Manual Reset - 24
MAX824 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull Push-Pull 85ms to 300ms Input (WDI) 1s to 2s - - 24
MAX825 
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull Push-Pull 85ms to 300ms No Watchdog - Manual Reset - 12
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
MAX811 
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms No Watchdog - Manual Reset 1.5 15
MAX812 
2.5 to 3.3
3.3 to 5.5
 - Push-Pull 85ms to 300ms No Watchdog - Manual Reset 1.5 15
MAX6342 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 1.5 40
MAX6343 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain - 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 1.5 40
MAX6344 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 - Push-Pull 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 1.5 40
MAX6345 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull Push-Pull 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 1.5 40
See All Supervisors (1 Monitored Voltage) (274)

Key Specifications:  Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low Active High min @ +25°C max
MAX6459  R/C Adjustable
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 No Watchdog -
Adjustable Reset Input
High Voltage (>6V)
Overvoltage/Window Monitor
 - 12.5
DS1834  Factory Fixed
2.5 to 3.3
3.3 to 5.5
 Open Drain - 85ms to 300ms No Watchdog -
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 50
DS1834A  Factory Fixed
2.5 to 3.3
3.3 to 5.5
 Open Drain - 85ms to 300ms No Watchdog -
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 50
DS1834D  Factory Fixed
2.5 to 3.3
3.3 to 5.5
 - - 85ms to 300ms No Watchdog -
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 50
MAX6351  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms No Watchdog - Manual Reset 1.5 50
MAX6352  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain - 85ms to 300ms No Watchdog - Manual Reset 1.5 50
MAX6353  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms No Watchdog - Manual Reset 1.5 50
MAX6354  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms No Watchdog - Manual Reset 1.5 50
MAX6358  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain - 85ms to 300ms
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Manual Reset 1.5 50
MAX6359  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Manual Reset 1.5 50
MAX6360  Factory Fixed
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - 85ms to 300ms
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Manual Reset 1.5 50
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)

Key Specifications:  Supervisors (3 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low Active High min @ +25°C max
MAX6701 
Factory Fixed
R/C Adjustable
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 - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
 - 25
MAX6702 
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
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s - 25
MAX6703 
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 -
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s - 25
MAX6355 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain - No Watchdog - 1.5 50
MAX6356 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - No Watchdog - 1.5 50
MAX6357 
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Push-Pull - No Watchdog - 1.5 50
See All Supervisors (3 Monitored Voltages) (32)

Key Specifications:  Supervisors (4 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low min @ +25°C max
DS1831A 
Factory Fixed
R/C Adjustable
2.5 to 3.3
3.3 to 5.5
 Open Drain
15ms to 85ms
85ms to 300ms
300ms to 1s
Input/Output (WDI/WDO)
Pin Selectable
1s to 2s
<1s
 Manual Reset 2.5 100
DS1831B  No Watchdog -
See All Supervisors (4 Monitored Voltages) (26)



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