LM3710XKMM-463 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments LM3710XKMM-463 is a dual-channel voltage supervisor and reset IC in a 10-pin MSOP package. It features a watchdog timer, manual reset input, and power-fail input for robust system monitoring. Ideal for microcontroller reset management and power sequencing in embedded and industrial applications.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 10
- Lifecycle
- OBSOLETE
- Datasheet
- LM3710XKMM-463 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3710XKMM-463?
- Dual-channel voltage supervision with independent threshold monitoring
- Integrated watchdog timer (WD) for autonomous microcontroller fault detection
- Manual reset input enables user-initiated or hardware-triggered system restart
- Power-fail input (PW FL IP) for early warning before supply voltage collapse
- Compact MSOP-10 package for space-constrained embedded system designs
What is LM3710XKMM-463 used for?
The LM3710XKMM-463 is commonly used in microcontroller-based embedded systems to ensure reliable power-on reset and watchdog supervision across dual supply rails. Industrial control units and communication equipment use its power-fail input to trigger safe shutdown before voltage drops below the 463 mV threshold setting. It also fits consumer electronics and IoT devices requiring a compact 10-pin supervisor with manual reset and watchdog functions.
What are the specifications of LM3710XKMM-463?
| Pbfree Code | No |
| YTEOL | 0 |
| Additional Feature | BAT BUP SW:N;MNL RST:Y;OV DET:N;PW FL IP:Y;PW FL IO:N;PW FL OP:N;PRG RST DLY:N;UV DET:N;WD:Y;WWD:N |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | S-PDSO-G10 |
| JESD-609 Code | e0 |
| Number of Channels | 2 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1V |
| Supply Voltage-Nom (Vsup) | 1.2V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | TIN LEAD |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the LM3710XKMM-463 datasheet?
LM3710XKMM-463 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3710XKMM-463?
Compatible alternatives and drop-in replacements for LM3710XKMM-463:
Frequently Asked Questions
How does the watchdog timer in LM3710XKMM-463 protect microcontroller systems from firmware lockups?
The LM3710XKMM-463 watchdog timer monitors a periodic kick signal from the host microcontroller. If the MCU fails to toggle the WDI pin within the programmed timeout window (typically 1.6 s to 102 s depending on variant), the supervisor asserts a reset pulse to restart the CPU, preventing firmware lockups in industrial and embedded 3.3 V or 5 V systems.
What voltage threshold does the LM3710XKMM-463 monitor, and how is it set?
The LM3710XKMM-463 uses a fixed threshold encoded in the part number suffix '-463', corresponding to approximately 4.63 V supervision on one channel. This fixed-threshold design eliminates the need for external resistor dividers, reducing component count by 2 resistors and improving threshold accuracy to within ±1.5% over -40°C to 125°C.
Can the LM3710XKMM-463 be used in dual-supply systems where both 3.3 V and 5 V rails need supervision?
Yes, the LM3710XKMM-463 provides 2 independent monitoring channels that can supervise separate supply voltages. Each channel asserts a reset signal independently when its rail falls below the threshold, making it suitable for dual-supply SoC designs, FPGAs, and DSPs that require sequenced bring-up with individual 3.3 V and 5 V or 1.8 V rail checks.
What is the physical size of the MSOP-10 package used by LM3710XKMM-463?
The MSOP-10 package measures approximately 3.0 mm × 3.0 mm with a pitch of 0.5 mm between leads, occupying less than 9 mm² of PCB area. This compact footprint allows the LM3710XKMM-463 to be placed within 10 mm of the main power supply rails, minimizing trace inductance and improving reset signal accuracy in space-constrained PCB layouts.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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