看门狗定时器

ADI提供一系列集成看门狗定时器的监控电路。若微处理器在一段预设超时周期内未能选通,则片上看门狗定时器可将其复位;此外,整个产品组合均具有多复位阈值选项。我们监控电路功耗低至3 µA,适合低功耗应用,以及
• 汽车信息娱乐
• 微处理器系统
• 智能仪器
• DSP/微控制器监控
• 工业和便携式设备
• 无线系统
• 笔记本电脑/台式电脑
产品选型表

看门狗定时器

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SortOrderPart## of Sense InputsVreset ThresholdReset Timeout (min)Watchdog Timeout (typ)Output LogicPower Device FeaturesVs+
(min)
(V)
Vs+
(max)
(V)
Is
(typ)
(A)
Price (1000+)
($ US)
1ADM8615 1 0.5 to 1.9 V (20 Options) 170 1600, 25600 Active-Low, Open-Drain Manual Reset, Simple Reset, WDT 2 5.5 92n $0.59 (ADM8615Y100ACBZ-R7)
2ADM8614 1 2.32 to 4.63 (5 Options) 170 100000, 1600 Active-Low, Open-Drain Manual Reset, Simple Reset, WDT 2.375 3.6 92n $0.59 (ADM8614Y263ACBZ-R7)
3ADM8613 1 2.32 to 4.63 (5 Options) 170 1600, 25600 Active-Low, Open-Drain Manual Reset, Simple Reset, WDT 2 5.5 92n $0.59 (ADM8613Y232ACBZ-R7)
4ADM8324-- 1, 1120, 140, 20 1.5 to 1240- Manual Reset, Simple Reset, WDT, Windowed Watchdog 0.9 5.5 10µ $0.79 (ADM8324WAH29ARJZR7)
5ADM8323-- 1, 1120, 140, 20 1.5 to 1240- Manual Reset, Simple Reset, WDT, Windowed Watchdog 0.9 5.5 10µ $0.79 (ADM8323WCC29ARJZR7)
6ADM8322 1- 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low Manual Reset, Simple Reset, WDT 0.9 5.5 10µ $0.69 (ADM8322WB26ARJZRL7)
7ADM8321 1- 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low Manual Reset, Simple Reset, WDT 0.9 5.5 10µ $0.69 (ADM8321WAX30ARJZR7)
8ADM8320 1- 1, 1120, 140, 20- Active-Low Manual Reset, Simple Reset, WDT 0.9 5.5 10µ $0.69 (ADM8320WBX3NARJZR7)
9ADM8319 1- 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low Manual Reset, Simple Reset, WDT 0.9 5.5 10µ $0.69 (ADM8319WB31ARJZR7)
10ADM8318 1- 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low Manual Reset, Simple Reset, WDT 0.9 5.5 10µ $0.69 (ADM8318WCY46ARJZR7)
11ADM8316 1- 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low Manual Reset, WDT 0.9 5.5 10µ $0.69 (ADM8316WAY27ARJZR7)
12AD5100 4 Programmable Adjustable- Active-Low, Push-Pull Manual Reset, Multi-Voltage, Pwr Fail Indicator, WDT 6 30 2m $3.05 (AD5100YRQZ-1RL7)
13ADM13305 2 (Adjustable), 0.6 to 4.55 V (5 Options) 140 1600 Active-High, Active-Low, Push-Pull Manual Reset, Multi-Voltage, WDT 2.7 5.5 40µ $0.99 (ADM13305-18ARZ)
14ADM8617 1 1.58 to 4.63 V (9 Options) 1, 1120, 140, 20 102, 1600, 6.3 Active-Low, Open-Drain WDT 1 5.5 20µ $1.05 (ADM8617RCYAKSZ-RL7)
15ADM8616 1 1.58 to 4.63 V (9 Options) 1, 1120, 140, 20 102, 1600, 6.3 Active-Low, Push-Pull WDT 1 5.5 20µ $1.05 (ADM8616LCYAKSZ-RL7)
16ADM6823 1 1.58 to 4.63 V (9 Options) 140 1600 Active-Low, Push-Pull Manual Reset, WDT 1 5.5 10µ $0.89 (ADM6823RYRJZ-RL7)
17ADM824 1 2.19 to 4.63 V (7 Options) 140 1600 Active-High, Active-Low, Push-Pull WDT 1 5.5 24µ $0.53 (ADM824LYRJZ-REEL7)
18ADM823 1 2.19 to 4.63 V (7 Options) 140 1600 Active-Low, Push-Pull Manual Reset, WDT 1 5.5 24µ $0.53 (ADM823LYKSZ-R7)
19ADM6321 1 2.5 to 5.0 V (26 Options) 1, 1200, 140, 20 102, 1600, 25600, 6.3 Active-High, Active-Low, Open-Drain, Push-Pull WDT 1 5.5 20µ $0.62 (ADM6321AY30ARJZ-R7)
20ADM6320 1 2.5 to 5.0 V (26 Options) 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low, Open-Drain Manual Reset, WDT 1 5.5 20µ $0.53 (ADM6320BX33ARJZ-R7)
21ADM6318 1 2.5 to 5.0 V (26 Options) 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-High, Active-Low, Push-Pull WDT 1 5.5 20µ $0.52 (ADM6318BX49ARJZ-R7)
22ADM6316 1 2.5 to 5.0 V (26 Options) 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low, Push-Pull Manual Reset, WDT 1 5.5 20µ $0.53 (ADM6316AY27ARJZ-R7)
23ADM9690 1 4.31 V 10, 50 0.75, 1.5, 12.5, 25 Active-Low, Push-Pull WDT 4.3 5.5 100µ $1.67 (ADM9690ARNZ)
24ADM1232 1 4.37 V, 4.62 V 250 1120, 150, 600 Active-High, Active-Low, Open-Drain, Push-Pull Manual Reset, WDT 4.5 5.5 50µ $1.05 (ADM1232ANZ)
25ADM8699 1 4.65 V 140 1600 Active-High, Active-Low, Push-Pull WDT 3 5.5 100µ $2.35 (ADM8699ARNZ)
26ADM8697----- WDT 3 5.5- $3.18 (ADM8697ARWZ)
27ADM8696- 1.3 V 35, Adjustable- Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 3 5.5 200µ $3.18 (ADM8696ARWZ)
28ADM8695- 4.65 V 140, Adjustable 100, 1600, ADJ Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 200µ $2.56 (ADM8695ARWZ)
29ADM8694- 4.65 V 140- Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 200µ-
30ADM8693- 4.4 V 35, Adjustable 100, 1600, ADJ Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 200µ-
31ADM8691- 4.65 V 35, Adjustable 100, 1600, ADJ Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 200µ $3.53 (ADM8691ARWZ)
32ADM8690- 4.65 V 35 1600 Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 200µ $2.95 (ADM8690ARNZ)
33ADM805- 4.4 V, 4.65 V 140 1600 Active-High, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 100µ $2.45 (ADM805LANZ)
34ADM802- 4.4 V, 4.65 V 140 1600 Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 100µ $2.23 (ADM802LARNZ)
35ADM800- 4.4 V, 4.65 V 140, Adjustable- Active-High, Active-Low, Open-Drain, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 100µ $2.33 (ADM800MARNZ)
36ADM693A- 4.4 V 140, Adjustable- Active-High, Active-Low, Open-Drain, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 100µ $1.85 (ADM693AANZ)
37ADM692A- 4.4 V 140 1600 Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 100µ $1.68 (ADM692AANZ)
38ADM691A- 4.65 V 140, Adjustable- Active-High, Active-Low, Open-Drain, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 100µ $1.73 (ADM691AARUZ)
39ADM690A- 4.65 V 140 1600 Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 100µ $1.73 (ADM690AARMZ)
40ADM706 1 4.4 V 160 1600 Active-Low, Push-Pull Manual Reset, Pwr Fail Indicator, WDT 4.75 5.5 250µ $1.70 (ADM706ANZ)
41ADM705 1 4.65 V 160 1600 Active-Low, Push-Pull Manual Reset, Pwr Fail Indicator, WDT 4.75 5.5 250µ $1.02 (ADM705ANZ)
42ADM699 1 4.65 V 140 1600 Active-High, Active-Low, Push-Pull WDT 3 5.5 1.95m $1.68 (ADM699ANZ)
43ADM697- Adjustable 35- Active-High, Active-Low, Push-Pull Battery Backup, Battery Switch-over, Pwr Fail Indicator, WDT 3 5.5 1.95m $2.63 (ADM697ANZ)
44ADM696- Adjustable 35- Active-High, Active-Low, Push-Pull Battery Backup, Battery Switch-over, Pwr Fail Indicator, WDT 3 5.5 1.95m $2.88 (ADM696ARZ)
45ADM695- Adjustable 140, Adjustable- Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 1.95m $2.73 (ADM695ANZ)
46ADM694- 4.65 V 140- Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 1.95m $2.53 (ADM694ANZ)
47ADM693- 4.4 V 35, Adjustable- Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 1.95m $2.73 (ADM693ANZ)
48ADM692- 4.4 V 35- Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.5 5.5 1.95m $2.42 (ADM692ANZ)
49ADM691- 4.65 V 35, Adjustable- Active-High, Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 1.95m $2.73 (ADM691ANZ)
50ADM690- 4.65 V 35- Active-Low, Push-Pull Battery Backup, Pwr Fail Indicator, WDT 4.75 5.5 1.95m $2.66 (ADM690ANZ)
51ADM6317 1 2.5 to 5.0 V (26 Options) 1, 1120, 140, 20 102, 1600, 25600, 6.3 Active-Low, Push-Pull Manual Reset, WDT 1 5.5 20µ-