【应用】带看门狗功能的国产电源监控芯片SGM706B-SXS8G/TR助力电力设备板卡设计,电流功耗仅1μA
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在电力行业,电力设备板卡也是一种不可或缺的产品,这是一种可以对电网进行监控的设备,包括监测当前电压,电流,频率等。目前某厂商在做国产降本替代方案,日前该项目上用的是国外某大厂的电源监控芯片。因国产化方案的需要,本文就这个电力设备板卡的案例,论述一个基于圣邦微的电源监控芯片设计的方案的可行性。
在电力设备板卡上,要求带硬件看门狗功能,当看门狗不在规定时间喂狗,使主系统彻底复位,防止程序跑飞。本文推荐使用圣邦微的SGM706B-SXS8G/TR作为电源监控方案,用于实现电力控制,是一款带有看门狗复位功能的方案。本文就SGM706B-SXS8G/TR的性能参数进行可行性分析。
1、SGM706B-SXS8G/TR的工作电压宽,可以支持1.0V到5.5V都能正常运行,可以满足多种设计应用;
2、SGM706B-SXS8G/TR带有看门狗复位功能,看门狗定时时间为1.6s,可以避免程序乱飞,满足项目的功能要求;
3、SGM706B-SXS8G/TR还有掉电检测的功能,响应速度快,检测门限电压在2.93V,可以对电网起到更好的监控效果,且SGM706B系列有多种复位阈值可选,可以满足多种应用设计场景,保证系统正常工作;
4、SGM706B-SXS8G/TR采用SOIC-8的封装,工作环境温度范围为-40℃~+125℃,满足小型化设计要求,且与某国外大厂的产品引脚兼容,可以有效节约研发周期。
综上所述,SGM706B-SXS8G/TR既有看门狗复位功能,又可进行电源监控,集两种功能于一体,用于给电力设备板卡实现电力控制是一款性价比较高的解决方案。基于该芯片的性能可靠性,SGM706B-SXS8G/TR还可以应用于便携式设备、电池系统、控制器及功率监控等场景,也有着国产交期的优势。
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TRANSCEIVER,SGM11108M,SGM8306-2,SGM8306-1,SGM61450,SGM3733B,SGM11108E,SGM852,SGM853,SGM851,SGM5347-12,SGM2558A,SGM2558B,SGM8261-5,SGM2564,SGM8261-1,SGM5347-10,SGM8261-2,SGM2549,SGM48017C,SGM72110,SGM8094,SGM836,SGM8091,SGM837,SGM61220,SGM8092,SGM8093,SGM835,SGM72108,SGM2553,SGM72106,SGM2555,SGM809B,SGM4519,SGM4517,SGM4518,SGM48010,SGM11106C,SGM63600,SGM41611,SGM4520,SGM4521,SGM48005,SGM8417-4,SGM8417-2,SGM4051C,SGM48000,SGM48001,SGM48002,SGM3843A,SGM61433,SGM621,SGM84782,74HC574,SGM58031,SGM620,SGM862,SGM41600,SGM2572,SGM41603,SGM860,SGM2571,SGM51622H,SGM4995,SGM4511,SGM2574,SGM4996,SGM4512,SGM4510,SGM2575,SGM51622D,SGM4515,SGM8T245S,SGM4516,SGM8250-1,SGM8250-2,SGM4514,SGM3209,SGM809,SGM8557-3,SGM8557-1,SGM8557-2,SGM803,SGM61012,SGM804,SGM802,SGM61013,SGM810,SGM811,SGM61007,SGM61006,SGM4782,SGM7237B,SGM8902,SGM8903,SGM8904,SGM4542,SGM8905,SGM4548,SGM4549,SGM3699,SGM4546,SGM4547,SGM48013C,SGM62110,SGM61020,SGM62112,AAP6153A,SGM61022,SGM62111,SGM800,SGM2596,SGM3200,SGM3206,SGM8270-2,SGM3207,SGM4535,SGM3204,SGM8270-4,SGM8T245,SGM829,SGM61230,SGM42512,SGM41664,SGM825,SGM61232,SGM823,SGM61234,SGM824,SGM891B,SGM42507,SGM42506,SGM40567,SGM4560,SGM42505,SGM4561,SGM6503,SGM4566,SGM8925,SGM6502,SGM8926,SGM6501,SGM4564,SGM8927,SGM5349-16,SGM4565,SGM6505,SGM4568,SGM6504,SGM8909,SGM818,SGM890B,SGM816,SGM42501,SGM40565,SGM42500,SGM814,SGM815,SGM812,SGM40560,SGM40561,SGM821,SGM822,SGM61235,SGM820,SGM4551,SGM4552,SGM4550,SGM4555,SGM4556,SGM4553,SGM4554,SGM51652S8,SGM8910,SGM5347-8,SGM4558,SGM11124E,SGM37863A,SGM11124F,74LVC2T45,SGM893B,SGM4581,SGM8941,SGM4582,SGM4583,SGM48521Q,SGM8704,SGM4588,SGMNQ59430,SGM8705,SGM4589,SGM8706,SGM8707,SGM8942,SGM8701,SGM8702,SGM8703,SGM12213A,SGM11210A,SGM61060,SGM2050C,SGM12UB1D2,SGM892B,SGM8276-4,SGM6510,SGM4573,SGM3001,SGM4574,SGM42513,SGM6514,SGM3005,SGM6513,SGM4578,SGM8276-2,SGM3002,SGM6512,SGM42622B,SGM8276-1,SGM3003,SGM6511,SGM4576,SGM8931,SGMOP17C,SGM8932,SGM8933,SGM6516,SGM12214A,SGM8934,SGM6515,SGM11210M,SGMNE20220,74AVC8T245,SGM3141B,SGM61030,SGM42403Q,SGM42553,SGM61032,SGM61031,74HC165,SGM62116,SGM8953-1,SGM62118,SGM8953-2,SGM62117,SGM8708,SGM8709,SGM4075-2,SGM3140B,SGM61040,SGM4075-1,SGM42544,SGM7300A,SGM7300B,SGM42541,SGM42540,SGM8951,SGM8952,SGM8710,SGM4590,SGM5200,SGM38045,SGM38042,SGM6533,SGM8711,SGM8712,SGM8955,SGM38046,SGM8956,SGM2053S,SGM8199L2,LM2904,SGM8199L1,SGM41002,SGM8968-4,SGM8968-2,LM2902,SGM8968-1,SGM8740,SGM8741,SGM8742,SGM2077A,SGM8743,SGM2077B,SGM8263-1,SGM8748,SGM8263-2,SGM8417-1,SGM8749,SGM12CB1A5,SGM8744,SGM40666B,SGM8745,SGM11104S,SGM40666A,SGM8746,SGM8747,SGM41513D,SGM41513A,SGM42561,SGM42560,SGM8957-1,SGM8957-2,SGM42562,SGM5208-14,SGM5223,SGM48018C,SGM11102F,SGM11102G,SGM41512A,SGM37603A,SGM8521,SGM8522,SGM11102S,SGM33685A,SGM5018,SGM33685B,SGM33685C,SGM8524,SGM8604-1,SGM11103E,SGM8604-5,SGM8193A3,SGM11103F,SGM8604-2,SGM8193A2,SGM48019C,SGM8604-3,SGM8193A1,SGM8193A0,SGM37604A,SGM8751,SGM11103S,SGM41007,SGM41008,SGM6332,SGM8750,FT2830P,SGM11212M,SGM41280,SGM41281,SGM41283,SGM5353-16,SGM37891A,SGM41285,SGM41286,SGM7SZ244S,SGM8542,SGM51652H8,SGM8543,SGM8301,SGM8544,SGM8302,SGM8545,SGM51652H4,SGM8541,SGM8429C-4,SGM8304,SGM8607-2,SGM37892A,SGM13003A,SGM8531,SGM8773,SGM8532,SGM8534,SGM8770,SGM8771,SGM8772,SGM8535,SGM8536,SGM8537,SGM12024A,SGM8538,SGM65230,SGM37893A,SGM65231,SGM65232,SGM8969-2,SGM8969-1,SGM13002A,SGM2035C,SGM7232,SGM9128YP,SGM41291,SGM2036S,74LVC1G32Q,SGM13001C,SGM13001B,74LVC138,SGM2581E,SGM8958-2,SGM41295,SGM13001A,SGM8958-1,SGM7222,SGM6132,SGM8554,SGM7223,SGM8555,SGM7224,SGM6130,SGM8556,SGM2581C,SGM8551,SGM7220,SGM2581A,SGM8552,SGM7226,SGM7227,SGM7228,SGM7229,SGM44599,SGM8581,SGM8713A-1,SGM8582,SGM6613A,SGM8584,SGM832B,SGM41282C,SGM832A,SGM8714B-1,SGM8924A,SGM811C,SGM5355-16,SGM7SZ19,74LVC1G125,SGM48535B,SGM89000,SGM7SZ14,SGM811B,SGM48535A,SGM48752X,SGM431VB,SGM2560A,SGM37603,SGM2560B,SGM6611C,SGM15CB1A4,SGM810B,SGM41280A,SGM8591,SGM8592,SGM48753X,SGM9203,SGM6612A,SGM8594,SGM8922A,SGM4T245,SGM48753,SGM48754,SGM48755,SGM48756,SGM51242R8,SGM48757,SCM40668,SGM813B,SGM48759,74AVC4T245,SGM8140,SGM8141,SGM48751,SGM449,SGM48752,SGMNQ07430,SGMPM21330,SGM48510,SGM458,SGM3785S,SGM37864,SGM61720,SGM459,SGM37863,SGM457,SGM8142,SGM452,SGM450,SGM451,SGM05UB1B3,SGM37862,SGM37861,SGM05CB1A8,SGM05CB1A7,SGM812B,SGM05CB1A4,74GTL2005,SGM25881,SGM447,SGM448,SGM446,SGM7SZ244,SGM8478-1C,SGM51242R4,SGM8139,SGM51242R2,SGM3705,SGM48536,SGM48537,SGM48538,SGM48539,SGM5351-16,SGM2588G,SGM2588E,SGM2588K,SGM3712,SGM3713,SGM2588C,SGM3710,SGM3711,SGM2588A,SGM48522,SGM48523,SGM48525,SGM48526,SGM48760,SGMNQ07440,SGM48520,SGM48521,SGM8557-5,SGM71XX,SGM706B,SGM460,SGM3701,SGM3700,SGM3727,SGM3741B,SGM3725,SGM3726,SGMOP07,SGM898,SGM899,SGM896,SGM897,SGM895,SGM4823,SGM2566B,SGM3735,SGM3732,SGM4822,SGM2566A,SGM3716,SGM3740B,SGM48544,SGM4806,SGM3717,SGM48545,SGM3714,SGM3715,SGM4809,SGM4807,SGM3718,SGM4808,SGM3719,74LVC157,SGM48780,SGM48540,SGM48541,SGM48542,SGM48543,SGM37898,SGM51652H,SGM51652D,SGM3720,SGM37891,SGM4812,SGM37892,SGM4810,SGM37895,SGM3749,SGM3747,SGM3748,SGM72204A,SGMNQ40430,SGM,VIRTUAL REALITY,储能系统,OPTICAL FIBER TRANSCEIVER MODULES,智能配件,FACTORY AUTOMATION,锂离子电池化成,MACHINE VISION,ENERGY STORAGE SYSTEMS,AUDIO SYSTEMS,OFFICE AUTOMATION EQUIPMENT,智能手机,5G WIRELESS BASE STATIONS,太阳能逆变器,音频系统,办公室自动化设备,光纤收发器模块,视频系统,LITHIUM ION BATTERY FORMATION,SMART ACCESSORIES,NEW ENERGY VEHICLES,游戏机,新能源汽车,SMART PHONES,VIDEO SYSTEMS,MAJOR HOUSEHOLD APPLIANCES,GAMING CONSOLES,机器视觉,SOLAR INVERTER,工厂自动化,主要家用电器,虚拟实境,5G无线基站
圣邦微电子三通道高精度电源监控芯片SGM842,支持0V至30V宽共模电压范围
圣邦微电子推出高精度三通道电源监控芯片SGM842。此款芯片以其卓越的精度和全面的功能为电源系统的数字监控提供了强有力的支持。相较于传统监测器,SGM842在节省了PCB面积和降低器件成本方面表现突出,尤其适合通信系统、服务器、个人电脑、电池管理和测试设备等应用,能够实现对系统中多个模块的实时能耗监控。
【产品】输入共模电压范围2.7V~36V的单极性电流检测芯片SGM8198,采用SOT-23-5封装
SGMICRO(圣邦微电子)的SGM8198是一款测量高侧的单极性电流检测芯片(电流分流监控IC),输入共模电压范围为2.7V至36V,静态电流仅65μA,允许以最小的误差将电源连接到电流测量分路器的任意一侧,采用绿色环保型SOT-23-5封装,温度范围为-40℃至+125℃。
圣邦微电子与您相约慕尼黑上海电子展!将展出在汽车和工业自动化应用领域解决方案
慕尼黑上海电子展(electronica China)将于2024年7月8-10日在上海新国际博览中心举办。SGMICRO圣邦微电子将展出在汽车和工业自动化应用领域解决方案,以及开关电容充电、电池充电管理、栅极驱动和系统监控芯片等类别的行业领先产品。
SGMicro(圣邦微) SGM803/SGM809/SGM810 数据手册
该资料介绍了SGM803、SGM809和SGM810三种微处理器监控电路。这些电路用于监测微型处理器的电源电压,并在上电、掉电和欠压条件下提供复位输出。它们具有低功耗(典型值为13μA)、宽工作温度范围(-40℃至+125℃)等特点,适用于便携式设备和各种系统。
SGMICRO - MICROPROCESSOR SUPERVISORY CIRCUIT IN 3-PIN SOT-23,电源芯片,3针SOT-23微处理器监控电路,SGM803-X,SGM809-R,SGM809-ZXN3L/TR,SGM809-S,SGM803-Z,SGM809-T,SGM803-S,SGM809-M,SGM803-T,SGM809,SGM810-JXN3L/TR,SGM809-J,SGM810-LXN3L/TR,SGM810-MXN3L/TR,SGM803-RXN3/TR,SGM803-R,SGM809-L,SGM803,SGM803-L,SGM809-XXN3L/TR,SGM803-M,SGM809-TXN3L/TR,SGM809-SXN3L/TR,SGM810-L,SGM810,SGM803-SXN3L/TR,SGM803-RXN3L/TR,SGM809-JXN3/TR,SGM810-M,SGM810-J,SGM809-Z,SGM810-LXN3/TR,SGM809-TXN3/TR,SGM803-MXN3L/TR,SGM803-TXN3L/TR,SGM803-XXN3L/TR,SGM803-XXN3/TR,SGM803-ZXN3L/TR,SGM809-X,SGM809-MXN3/TR,SGM803-JXN3/TR,SGM810-SXN3L/TR,SGM809-MXN3L/TR,SGM810-ZXN3/TR,SGM803-J,SGM803-TXN3/TR,SGM810-MXN3/TR,SGM810-SXN3/TR,SGM809-SXN3/TR,SGM810-JXN3/TR,SGM809-LXN3/TR,SGM810-XXN3/TR,SGM803-MXN3/TR,SGM809-ZXN3/TR,SGM803-ZXN3/TR,SGM810-TXN3/TR,SGM803-SXN3/TR,SGM803-LXN3L/TR,SGM803-JXN3L/TR,SGM810-XXN3L/TR,SGM810-X,SGM809-RXN3/TR,SGM810-Z,SGM810-T,SGM810-TXN3L/TR,SGM803-LXN3/TR,SGM810-S,SGM810-RXN3/TR,SGM810-ZXN3L/TR,SGM809-RXN3L/TR,SGM810-R,SGM809-LXN3L/TR,SGM809-JXN3L/TR,SGM810-RXN3L/TR,SGM809-XXN3/TR,室内照明,CONTROLLERS,智能仪器,手机相关,便携式仪器,电脑外设,智能家居,SAFETY SYSTEMS,其它消费电子,控制器,安全系统,玩具,PORTABLE INSTRUMENTS,MICROPROCESSOR SYSTEMS,AUTOMOTIVE SYSTEMS,INTELLIGENT INSTRUMENTS,光纤接入设备,便携数码,小家电,消费电子部件,电脑,工业电子,个人娱乐,光纤传输,汽车系统,微处理器系统,可穿戴设备,大家电
圣邦微电子4通道电源电压监测芯片SGM860,具有可编程延迟和看门狗计时器
圣邦微电子推出4通道电源电压监测芯片SGM860,其可在0.35%(典型值)的阈值精度下监控4个高于0.4V的电压轨和1个低于0.4V的电压轨,也可以通过外部电阻器对各个电压监测器的阈值进行编程。SGM860适用于除了需要使用看门狗监控功能外,还需要监控多条电源轨的应用。芯片采用符合环保理念的TQFN-4×4-20BL绿色封装,工作温度范围在-40℃至+125℃。
【应用】具有手动重置功能的复位芯片SGM811-SXKA4TR用于RCU主控电源监控,适用监控电压为3V
在RCU中主控占据着重要地位,它需要控制电机的转动,监控天线的倾斜角度,因此MCU供电电源的稳定很重要。本文推荐采用SGMICRO推出的监控MCU 3V电压源的复位IC SGM811-SXKA4TR,它在MCU加电、和断电情况下提供重置输出。
SGMICRO(圣邦微)复位芯片+看门狗优选推荐表
型号- SGM809B-SXN3LG/TR,SGM820A-2.8XTDB8G/TR,SGM820B-1.7XTDE8G/TR,SGM811-LXN5/TR,SGM809-TXN3/TR,SGM803-XXN3/TR,SGM706B-SXMS8G/TR,SGM810B-RXN3LG/TR,SGM820B-4.6XTDE8G/TR,SGM803B-SXN3LG/TR,SGM810-SXN3L/TR,SGM811-ZXN5/TR,SGM810-MXN3/TR,SGM706B-MXS8G/TR,SGM706B-LXMS8G/TR,SGM820A-3.0XTDB8G/TR,SGM812B-TXKA4G/TR,SGM706-MYS8G/TR,SGM809-SXN3/TR,SGM811B-TXKA4G/TR,SGM809-LXN3/TR,SGM811-JXN5/TR,SGM820B-2.8XTDB8G/TR,SGM706-SYMS8G/TR,SGM803B-SXN3G/TR,SGM823-SXN5G/TR,SGM803B-RXN3G/TR,SGM803B-JXN3LG/TR,SGM810B-SXN3LG/TR,SGM803-LXN3L/TR,SGM706B-RXMS8G/TR,SGM820B-1.6XTDB8G/TR,SGM809-RXN3/TR,SGM820B-1.6XTDE8G/TR,SGM820A-2.7XTDB8G/TR,SGM811-RXN5/TR,SGM809-RXN3L/TR,SGM809-JXN3L/TR,SGM812-MXKA4/TR,SGM820A-1.7XTDB8G/TR,SGM810-RXN3L/TR,SGM803B-RXN3LG/TR,SGM810B-SXN3G/TR,SGM820B-4.8XTDE8G/TR,SGM809B-JXN3G/TR,SGM809B-TXN3LG/TR,SGM812B-SXKA4G/TR,SGM823A-VXN5G/TR,SGM706B-TXS8G/TR,SGM706-LYS8G/TR,SGM706B-LXS8G/TR,SGM809-XXN3/TR,SGM706-TYS8G/TR,SGM809B-RXN3G/TR,SGM810B-JXN3G/TR,SGM811-JXKA4/TR,SGM809-ZXN3L/TR,SGM809B-TXN3G/TR,SGM811B-SXKA4G/TR,SGM811-LXKA4/TR,SGM812-TXN5/TR,SGM809B-SXN3G/TR,SGM811-MXKA4/TR,SGM706B-JXMS8G/TR,SGM812B-RXKA4G/TR,SGM809-XXN3L/TR,SGM809B-MXN3LG/TR,SGM803B-MXN3LG/TR,SGM809-TXN3L/TR,SGM809-SXN3L/TR,SGM803-SXN3L/TR,SGM811-RXKA4/TR,SGM811-SXKA4/TR,SGM811-TXKA4/TR,SGM820B-2.8XTDE8G/TR,SGM803B-JXN3G/TR,SGM803-XXN3L/TR,SGM803-TXN3L/TR,SGM803-MXN3L/TR,SGM803-ZXN3L/TR,SGM809-MXN3/TR,SGM823-LXN5G/TR,SGM811-XXKA4/TR,SGM811-ZXKA4/TR,SGM811C-RXKA4G/TR,SGM810-SXN3L-TR,SGM823-RXN5G/TR,SGM809-MXN3L/TR,SGM810B-RXN3G/TR,SGM803-TXN3/TR,SGM820B-3.0XTDB8G/TR,SGM810B-TXN3G/TR,SGM811-SXN5/TR,SGM809B-MXN3G/TR,SGM821GTDI6G/TR,SGM706B-SXS8G/TR,SGM812-LXKA4/TR,SGM706-SYS8G/TR,SGM812-TXKA4/TR,SGM706B-RXS8G/TR,SGM809B-RXN3LG/TR,SGM811-MXN5/TR,SGM809-ZXN3/TR,SGM810B-JXN3LG/TR,SGM803-ZXN3/TR,SGM823-TXN5G/TR,SGM812-LXN5/TR,SGM820A-2.8XTDE8G/TR,SGM803B-TXN3G/TR,SGM811B-RXKA4G/TR,SGM820A-3.1XTDB8G/TR,SGM803-SXN3/TR,SGM811-TXN5/TR,SGM803B-MXN3G/TR,SGM803-JXN3L/TR,SGM810B-TXN3LG/TR,SGM820A-1.6XTDE8G/TR,SGM803B-TXN3LG/TR,SGM706B-TXMS8G/TR,SGM820A-1.6XTDB8G/TR,SGM809-LXN3L/TR,SGM706B-JXS8G/TR,SGM706B-MXMS8G/TR,SGM821GN6G/TR,SGM810B-MXN3G/TR,SGM810B-MXN3LG/TR,SGM706-RYS8G/TR,SGM820B-2.7XTDE8G/TR
对照表 - SGMICRO
同时具备看门狗功能和掉电检测功能的SGM706B-SXS8G/TR在自动化控制箱(DDC)中的应用
自动控制箱(DDC)的控制系统部分,本文推荐使用圣邦微电子的微处理器监控电路SGM706B-SXS8G/TR,带硬件看门狗功能,另外还带手动复位功能,系统软件卡死后,可以强制复位,保证系统稳定性。
具有看门狗定时器和手动复位功能的SGM706B 8引脚微处理器监控电路
SGM706B是一款集成的微处理器监控电路,具有看门狗定时器和手动复位功能。该器件能够在电源开启、关闭或电压降低时重置系统,即使在VCC低至1V时也能正常工作。它提供独立的看门狗监测电路,当WDI输入在超过1.6秒没有切换时激活。SGM706B适用于多种封装类型,并具备超低供电电流、精确的供电电压监控、保证在VCC等于1V时的nRESET有效、200毫秒的重置脉冲宽度等特点。
SGMICRO - 微处理器监控装置,MICROPROCESSOR SUPERVISORY DEVICE,微处理器监控电路,MICROPROCESSOR SUPERVISORY CIRCUIT,SGM706B-RXS8G/TR,SGM706B-JXMS8G/TR,SGM706B-MXUDW8G/TR,SGM706B-JXUDW8G/TR,SGM706B-R,SGM706B-SXUDW8G/TR,SGM706B-T,SGM706B-S,SGM706B-J,SGM706B-LXUDW8G/TR,SGM706B-SXMS8G/TR,SGM706B-RXUDW8G/TR,SGM706B-RXMS8G/TR,SGM706B-M,SGM706B-L,SGM706B-TXMS8G/TR,SGM706B-JXS8G/TR,SGM706B-MXMS8G/TR,SGM706B-TXUDW8G/TR,SGM706B-MXS8G/TR,SGM706B,SGM706B-TXS8G/TR,SGM706B-LXMS8G/TR,SGM706B-LXS8G/TR,SGM706B-SXS8G/TR,COMPUTERS,关键ΜC电源监控,电池供电应用,BATTERY-POWERED APPLICATIONS,智能仪器,INTELLIGENT INSTRUMENTS,PORTABLE EQUIPMENT,MICROPROCESSOR SYSTEM,微处理机系统,汽车设备,便携式设备,CRITICAL ΜC POWER MONITORING,SAFETY SYSTEMS,AUTOMOTIVE EQUIPMENT,安全系统,计算机
【选型】国产带手动复位功能电源监控芯片SGM823助力激光雷达控制系统,电流低至1μA
客户在激光雷达产品的控制部分的电源监控方案原使用国际主流的芯片方案,现产品做低成本方案,希望有集成手动复位的芯片方案,结合使用给其推荐了国产圣邦微的SGM823-S系列,它是一种集成微处理器监控设备,具有看门狗和手动复位功能。
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