医疗终端：心脏监护仪


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监控电路

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标题/型号

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QV PDF

纳安级功耗的微处理器监控电路，带有手动复位及看门狗定时器
MAX6854, MAX6855, MAX6856, MAX6858, MAX6860, MAX6861, MAX6862, MAX6863, MAX6864, MAX6865, MAX6866, MAX6867, MAX6868, MAX6869

纳安级功耗的µP监控电路，带有手动复位和看门狗定时器，非常适合便携式产品

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. I_CC (µA)

Package

MAX6390

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

MicroDFN/6
SC-70/3
SC-70/4

See All Pushbutton Devices (17)

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

Nom. Watchdog Timeout Range

Supervisor Features

Reset Thresh. Acc. (% @+25°C)

Max. I_CC (µA)

MAX6854

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

No Watchdog

Manual Reset

2.5

MAX6855

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

No Watchdog

Manual Reset

2.5

MAX6856

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

No Watchdog

Manual Reset

2.5

MAX6858

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

No Watchdog

2.5

MAX6860

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

No Watchdog

2.5

MAX6861

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
85ms to 300ms

No Watchdog

Manual Reset

2.5

MAX6862

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
85ms to 300ms

No Watchdog

Manual Reset

2.5

MAX6863

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
85ms to 300ms

No Watchdog

Manual Reset

2.5

MAX6864

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

Input (WDI)

>2s

Manual Reset

2.5

MAX6865

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

Input (WDI)

>2s

Manual Reset

2.5

MAX6866

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

Input (WDI)

>2s

Manual Reset

2.5

MAX6867

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

Input (WDI)

>2s

Manual Reset

2.5

MAX6868

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

Input (WDI)

>2s

Manual Reset

2.5

MAX6869

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms

Input (WDI)

>2s

Manual Reset

2.5

MAX6381

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

1.5

MAX6382

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

1.5

MAX6383

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

1.5

MAX6384

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

Manual Reset

1.5

MAX6385

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Push-Pull

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

Manual Reset

1.5

MAX6386

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

Manual Reset

1.5

See All Supervisors (1 Monitored Voltage) (268)

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. I_CC (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

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

Adjustable Reset Input
Manual Reset

1.5

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

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

Adjustable Reset Input

1.5

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

15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
>1s

No Watchdog

Adjustable Reset Input

1.5

See All Supervisors (2 Monitored Voltages) (70)