H6060V14DL8A+ - Self-Recovering Watchdog Supervisor | EM Microelectronic
料号： H6060V14DL8A ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.07 | $30.70 |
| 100 | $2.46 | $246.00 |
| 500 | $2.18 | $1,090.00 |
| 1,000 | $1.92 | $1,920.00 |
H6060V14DL8A 概述
A voltage supervisor (also called a reset IC, voltage monitor, or power-on reset generator) is a power management IC that holds a processor in reset until the supply voltage is stable and within regulation. Supervisors sit in the hierarchy of power management integrated circuits (PMICs) and provide deterministic power-up, brown-out detection, and watchdog supervision functions that complement voltage regulators. The H6060V14DL8A+ belongs to the supervisor family, which itself is a sub-category of PMIC.
Key features include a self-recovering watchdog architecture: after the first watchdog timeout the reset line goes active, then after a second timeout the reset is de-asserted - this active/inactive cycle repeats until the system recovers by servicing the watchdog. This is more robust than a simple one-shot watchdog and can recover a hung system without operator intervention. The device also provides a low-line early-warning output and an open-drain or push-pull reset output (per the published part, totem-pole push-pull).
Typical applications include industrial controllers, automotive body and chassis ECUs, building automation, IoT edge nodes, and any embedded system that must recover automatically from firmware lock-ups or supply glitches. The 8-DIL through-hole package makes it easy to prototype on through-hole boards and is well-suited to harsh-environment and automotive modules that prefer leaded packages over SMD.
When designing with the H6060V14DL8A+, place decoupling close to VCC, route the WDI watchdog input trace away from clock edges to avoid false triggers, and select the external timing capacitor to set the desired timeout window. The low-line output can be used as an early warning to allow the host to flush state to non-volatile memory before reset asserts.
直接替换替代料： H6060V14DL8A ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
H6060V14DL8A+
✅ 直接替换📋 参考替代料（不在目录中）
H6060V14SO8A
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
H6060V25DL8A
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
H6060V30DL8A
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
H6060V45DL8A
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
H6060V14DL8A 规格参数
| 功能 | Voltage Supervisor with Watchdog |
| Number of Supervisors Monitored | 1 |
| 输出类型 | Push-Pull, Totem Pole |
| Watchdog Feature | Self-Recovering (SAVE) |
| Low-line Output | Yes |
| 封装 | 8-DIL (Through-Hole) |
| 引脚数 | 8 |
| 安装类型 | Through-Hole |
| Reset Timeout Period | Standard (per datasheet, configurable via external capacitor) |
| Watchdog Timeout Period | Standard (per datasheet) |
| RoHS 状态 | Compliant (per DigiKey listing) |
| MSL 等级 | Not applicable (through-hole package) |
H6060V14DL8A 引脚配置
| 引脚 1 | VCC — Supply voltage input |
| 引脚 2 | GND — Ground |
| 引脚 3 | RESET — Active-low reset output (push-pull totem-pole) |
| 引脚 4 | RESET — Active-high reset output (push-pull totem-pole) |
| 引脚 5 | WDI — Watchdog input from host MCU |
| 引脚 6 | LOWLINE — Low-line early-warning output |
| 引脚 7 | CT — Timing capacitor for watchdog timeout |
| 引脚 8 | NC — Not connected (per datasheet, verify on manufacturer pinout diagram) |
典型应用
H6060V14DL8A 适用于 6 应用s: Industrial PLC Watchdog Supervision, Automotive Body Control Module Reset, Remote IoT Edge Node Self-Recovery, Building Automation HVAC Controller, Point-of-Sale Terminal Processor Supervisor, Medical Device Patient Monitor Backup Reset.
Industrial PLC Watchdog Supervision
The H6060V14DL8A+ provides automatic processor hang recovery in industrial PLCs and process controllers running unattended on factory floors. Its self-recovering watchdog re-asserts reset on a hung CPU until WDI is serviced, eliminating manual technician visits to recover locked controllers. The 1.4V low-line threshold suits 1.5V-core MCUs, and the push-pull totem-pole output can drive opto-isolated reset inputs directly. The 8-DIL through-hole package withstands vibration better than SMD, which matters in factory-floor enclosures mounted near motors and contactors.
推荐
Automotive Body Control Module Reset
Body control modules (BCMs) and chassis ECUs require deterministic reset behavior plus robust watchdog supervision, both of which the H6060V14DL8A+ provides. The push-pull totem-pole reset directly drives the MCU's NRST pin without external pull-ups, and the low-line output can warn the MCU to flush CAN bus state before full reset asserts. The 8-DIL package is automotive-grade-friendly for through-hole assemblies. Pair with a CAN transceiver and 5V LDO for a complete BCM power-and-reset chain.
推荐
Remote IoT Edge Node Self-Recovery
Remote IoT edge nodes deployed in the field cannot tolerate firmware lock-ups requiring manual intervention, making the H6060V14DL8A+ self-recovering watchdog ideal. The two-stage timeout pattern (assert-reset-then-release-then-assert) gives the host multiple chances to clear WDI before reset latches, dramatically reducing truck rolls to remote sites. The 1.4V threshold suits 1.8V-core wireless MCUs; pair with a battery monitor and LTE-M modem for fully unattended operation.
推荐
Building Automation HVAC Controller
HVAC and building-automation controllers run 24/7 in commercial buildings where a firmware hang could cause comfort complaints or equipment damage. The H6060V14DL8A+ watches the MCU and asserts reset on hang, automatically restoring operation. The low-line output can be wired to a non-maskable interrupt to trigger orderly shutdown of fans before brown-out completes. The 8-DIL package is easy to handle during field service and HVAC panel manufacturing.
推荐
Point-of-Sale Terminal Processor Supervisor
POS terminals and payment-processing equipment must not hang during transactions, or customer trust is lost. The H6060V14DL8A+ provides the safety net: if the secure processor's WDI stops toggling, the supervisor asserts reset and restarts the terminal. The push-pull totem-pole output interfaces directly with the secure element's reset pin. The 1.4V low-line threshold is appropriate for the secure-processor core rail in modern payment terminals.
推荐
Medical Device Patient Monitor Backup Reset
Patient monitors and infusion pumps require supervisory circuits that can recover from firmware lock-ups without operator intervention. The H6060V14DL8A+ self-recovering watchdog re-asserts reset repeatedly until the system recovers, providing an additional safety layer on top of the host MCU's internal watchdog. The 8-DIL package is well-suited to medical device PCBs that often prefer through-hole for serviceability. The low-line output can warn the system to alarm before full brown-out reset occurs.
推荐
推荐产品汇总
工程参考数据： H6060V14DL8A ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | H6060V14DL8A+ | H6060V14SO8A | H6060V25DL8A | H6060V30DL8A | H6060V45DL8A |
|---|---|---|---|---|---|---|
| Brand | EM Microelectronic | EM Microelectronic | EM Microelectronic | EM Microelectronic | EM Microelectronic | EM Microelectronic |
| Package | 8-DIL | 8-DIL - same | 8-DIL (same family reference) | 8-DIL - same | 8-DIL - same | 8-DIL - same |
| Reset Threshold Voltage | 1.4 V | 1.4 V | 1.4 V | 2.5 V | 3.0 V | 4.5 V |
| Watchdog Function | Self-Recovering (SAVE) | Self-Recovering (SAVE) | Self-Recovering (SAVE) | Self-Recovering (SAVE) | Self-Recovering (SAVE) | Self-Recovering (SAVE) |
| Output Type | Push-Pull, Totem Pole | Push-Pull, Totem Pole | Push-Pull, Totem Pole | Push-Pull, Totem Pole | Push-Pull, Totem Pole | Push-Pull, Totem Pole |
| Low-Line Output | Yes | Yes | Yes | Yes | Yes | Yes |
| RoHS Compliance | Yes (lead-free + suffix) | Yes | Yes | Yes | Yes | Yes |
关键差异点
- Self-recovering watchdog (SAVE) with two-stage timeout pattern （对比 MAX809 / MAX6316 basic supervisors)
- Low-line early-warning output （对比 Standard voltage supervisors without LOWLINE)
- Push-pull totem-pole reset output eliminates pull-up resistor （对比 Open-drain reset supervisors (e.g., MCP131x))
设计说明
Do not omit the external timing capacitor on the CT pin - it sets the watchdog timeout window. A typical value of 0.1 uF gives a timeout in the seconds range; consult the H6060 datasheet's timing curve for the exact relationship. Without CT, watchdog behavior is undefined and the supervisor may assert reset immediately.
Place a 0.1 uF decoupling capacitor as close as possible to the VCC pin (pin 1) and route the ground return directly to the GND pin (pin 2). Keep the WDI trace short and away from clock edges or switching power traces to avoid false watchdog triggers. The 8-DIL through-hole footprint allows generous trace spacing, which helps in high-noise industrial environments.
The push-pull totem-pole reset output does NOT require an external pull-up resistor - do not add one, as it will fight the output driver and waste current. If you need to interface to a different logic domain, use a series resistor (1k-10k) to limit current during level shifting rather than a pull-up. The LOWLINE output is intended as an early-warning signal to the host MCU before full reset asserts.
合规信息
RoHS compliance confirmed by '+' suffix and DigiKey listing. REACH, halogen-free status, and conflict-minerals status not stated in the verified web data - marked unknown per data authenticity rules.
