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Microchip Technology MEC1641-PZV-ASP00-TR
- Part No.:
- MEC1641-PZV-ASP00-TR
- Manufacturer:
- Microchip Technology
- Category:
- Application Specific Microcontrollers
- Package:
- 144-TFBGA
- Datasheet:
-
MEC1641-PZV-ASP00-TR.pdf
- Description:
- IC EMBEDDED CTLR 144TFBGA
- Quantity:
- Payment:
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Product details
Overview
MEC1641-PZV-ASP00-TR from Microchip Technology is a 32-bit ARC 625D embedded microcontroller serving as the base component of a split-architecture Advanced I/O Controller system. It integrates 288 KB embedded Flash, 16 KB SRAM, 2 KB EEPROM, 108 GPIOs, 6 SMBus ports, and 16-channel ADC, operating across 0°C to +70°C with LPC host interface and BC-Link™ companion communication for system power management in notebook platforms.
For engineers reviewing the MEC1641-PZV-ASP00-TR datasheet, MEC1641-PZV-ASP00-TR pinout, MEC1641-PZV-ASP00-TR application, or MEC1641-PZV-ASP00-TR equivalent, key selection factors include LPC bus compliance, BC-Link™ protocol support, dual suspend supply (VBAT/VTR) operation, 108 GPIO count, and integrated 16-channel ADC for thermal and sensor monitoring in embedded controller designs.
Technical Context
The MEC1641-PZV-ASP00-TR implements an ARC 625D core with 288 KB on-chip Flash and 16 KB SRAM, supporting Intel® Low Pin Count (LPC) host interface and BC-Link™ protocol for communication with companion devices. It features dedicated suspend power planes (VBAT, VTR) and runtime sensing of VCC to enable instant-on behavior and ACPI-compliant power state transitions.
It includes six SMBus ports, 16-channel 12-bit ADC, two low-power timers, one fan tachometer input, two PWM outputs, and three LED drivers - all managed under firmware control via its MCU Serial Debug Port and JTAG interface for system-level I/O and thermal management.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 32-bit ARC 625D processor enabling deterministic real-time I/O control and firmware execution |
| Flash Memory | 288 KB embedded Flash for secure, field-upgradable EC firmware storage |
| RAM | 16 KB SRAM for runtime variable storage and interrupt handling |
| EEPROM | 2 KB emulated EEPROM for non-volatile configuration and calibration data retention |
| GPIO Count | 108 general-purpose I/O pins supporting keyboard scan matrix, status signaling, and board-level control |
| ADC Channels | 16-channel 12-bit analog-to-digital converter for thermal diode monitoring and voltage sensing |
| SMBus Ports | 6 independent SMBus interfaces for battery, sensor, and peripheral communication |
| Operating Temp | 0°C to +70°C industrial temperature range suitable for notebook and thin-client platform environments |
Pinout & Package
MEC1641-PZV-ASP00-TR is housed in a 144-ball Thin Fine-Pitch Ball Grid Array (TFBGA) package with 0.5 mm pitch, designed for high-density notebook motherboard integration and thermal-aware layout.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| LPC_AD[0:3] | LPC Address/Data Multiplexed Bus | Carries LPC host commands, status, and data between CPU and EC |
| BC_CLK / BC_DATA | BC-Link™ Clock and Data Lines | Enables synchronous serial communication with companion BC bus device |
| VBAT / VTR | Suspend Power Supplies | Independent power domains maintaining RTC, wake logic, and SRAM retention during S3/S4/S5 states |
| VCC | Runtime System Supply | Monitored to trigger power-state transitions and enable instant-on response |
| GPIO[0:107] | General-Purpose I/O Banks | Configurable as inputs/outputs for keyboard scan, LED control, fan tach, and system status signaling |
| SMBCLKx / SMBDATx (x=0–5) | SMBus Interface Terminals | Support up to six independent SMBus masters/slaves for battery fuel gauges, thermal sensors, and EC peripherals |
Key Features
| Feature | Design Value |
|---|---|
| ARC 625D Core | High-efficiency 32-bit RISC processor optimized for real-time embedded controller tasks with low power consumption |
| BC-Link™ Protocol Support | Enables split-architecture design where MEC1641-PZV-ASP00-TR handles host interface and power management while offloading I/O functions to companion device |
| Dual Suspend Power Planes | VBAT and VTR supplies maintain critical logic and memory retention during deep sleep, enabling sub-100ms resume from S3 |
| 16-Channel 12-bit ADC | Direct thermal monitoring of CPU/GPU diodes and VRM voltages without external ADC components |
| MCU Serial Debug Port | 16C550A-compatible UART interface for firmware debugging and boot diagnostics without requiring JTAG hardware |
| JTAG & Gang Programming | Fully supported boundary-scan test and mass production programming via standard tools and protocols |
Applications
| Notebook Embedded Controller | Thin Client Power Management |
|---|---|
Use Scenario: Primary embedded controller in Windows-based ultrabook platforms managing keyboard, touchpad, battery, thermal, and ACPI power states. IC Role / Device Role / Timing Role: System controller executing EC firmware, coordinating LPC host requests, and driving BC-Link™ to companion I/O hub. Use Value: Enables instant-on resume, dynamic fan speed control via tachometer input, and battery fuel gauge communication over SMBus 0–5. | Use Scenario: Central power and thermal manager in ARM/x86 thin clients deployed in enterprise desktop virtualization environments. IC Role / Device Role / Timing Role: Runtime supervisor monitoring VCC, controlling GPIO-based power rails, and reporting thermal events via ADC channels. Use Value: Reduces BOM count by integrating 16-channel ADC, 108 GPIOs, and six SMBus ports-eliminating discrete sensor interface ICs. |
| Industrial Panel PC BIOS Assist | POS Terminal System Monitor |
Use Scenario: Secondary controller augmenting main BIOS in ruggedized panel PCs requiring extended temperature operation and legacy port support. IC Role / Device Role / Timing Role: Offloads keyboard scan matrix, LED blinking, and watchdog timing from main CPU using dedicated GPIO and breathing LED logic. Use Value: Provides deterministic 20 MHz real-time response for hotkey handling and failsafe reset generation independent of OS state. | Use Scenario: System health monitor in retail point-of-sale terminals with multiple USB peripherals, thermal sensors, and battery-backed real-time clock. IC Role / Device Role / Timing Role: Manages SMBus-connected battery fuel gauge, monitors 6 thermal zones via ADC, and controls fan PWM output based on temperature thresholds. Use Value: Ensures continuous uptime through VBAT-retained SRAM and EEPROM storage of last-known thermal/fan state during AC loss. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar embedded controller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MEC1641-PZV-BP200-TR | Same core, Flash, RAM, and I/O count; differs in factory-programmed boot configuration and default SMBus address mapping | Targeted for OEM reference designs requiring pre-validated BIOS/EC handshake sequences | Select when matching specific vendor BIOS initialization flow and SMBus topology |
| IT8528E | 8051-based architecture; 128 KB Flash, 8 KB RAM, 48 GPIOs, no BC-Link™ or ARC core | Legacy LPC-only notebooks without companion I/O splitting; lower gate count and cost | Choose for cost-sensitive designs lacking BC-Link™ dependency and requiring simpler firmware stack |
Compared with MEC1641-PZV-ASP00-TR, the BP200-TR variant offers identical silicon but different factory firmware defaults, while the IT8528E provides a functionally overlapping yet architecturally distinct alternative with reduced I/O and no BC-Link™ support-making it suitable only for non-split-architecture implementations.
Availability
MEC1641-PZV-ASP00-TR is available at Aetrix Electronics and suitable for notebook platform development, thin client manufacturing, and industrial panel PC BIOS assist applications requiring stable component supply and long-term lifecycle support.
Supply support for MEC1641-PZV-ASP00-TR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Microchip Technology is a global semiconductor company delivering microcontrollers, analog, FPGA, and security solutions for industrial, automotive, communications, and consumer markets.
The MEC1641 family is designed as a high-integration embedded controller platform for advanced I/O and power management in x86-based mobile and embedded systems, emphasizing LPC compatibility, BC-Link™ extensibility, and thermal-aware firmware execution.
FAQ
What is the primary function of the MEC1641-PZV-ASP00-TR in a notebook platform?
The MEC1641-PZV-ASP00-TR serves as the embedded controller (EC) managing keyboard, touchpad, battery, thermal sensors, fan control, and ACPI power states. It communicates with the host CPU via Intel® LPC bus and uses BC-Link™ to coordinate with companion I/O devices. Its ARC 625D core executes real-time firmware that enables instant-on behavior and system-level power management in modern notebook designs.
Does the MEC1641-PZV-ASP00-TR support JTAG debugging?
Yes, the MEC1641-PZV-ASP00-TR includes full IEEE 1149.1 JTAG boundary-scan support for silicon validation, firmware development, and production testing. This capability is documented in Microchip's official MEC1641 datasheet and is implemented alongside the MCU Serial Debug Port and Port 80 BIOS Debug interface to provide multiple firmware debug pathways.
What power supply configurations does the MEC1641-PZV-ASP00-TR require?
The MEC1641-PZV-ASP00-TR requires three distinct power domains: VBAT and VTR for suspend-state retention (RTC, SRAM, wake logic), and VCC for active runtime operation. VCC is monitored to detect power transitions, enabling seamless entry/exit from S3/S4/S5 states. This triple-supply architecture is essential to the MEC1641-PZV-ASP00-TR's role in instant-on and ACPI-compliant system power management.
How many SMBus interfaces does the MEC1641-PZV-ASP00-TR integrate, and what are their typical uses?
The MEC1641-PZV-ASP00-TR integrates six independent SMBus interfaces. These are commonly used to communicate with battery fuel gauges (SMBus 0), thermal sensors (SMBus 1–3), smart card readers (SMBus 4), and EC companion devices (SMBus 5). Each port supports standard SMBus 2.0 timing and PEC error checking, making them suitable for reliable system health monitoring in notebook and thin client platforms.
Is the MEC1641-PZV-ASP00-TR pin-compatible with other variants in the MEC1641 family?
Yes, all MEC1641-PZV-x variants-including MEC1641-PZV-ASP00-TR, MEC1641-PZV-BP200-TR, and MEC1641-PZV-CEL00-TR-share identical 144-ball TFBGA mechanical packaging and pinout. Differences lie solely in factory-programmed firmware, default SMBus addresses, and boot configuration settings-not in electrical or physical interface compatibility.
MEC1641-PZV-ASP00-TR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Package/Case:
- 144-TFBGA
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Applications:
- I/O Controller
- Core Processor:
- ARC-625D
- Program Memory Type:
- EEPROM (2KB), FLASH (288KB)
- Controller Series:
- -
- RAM Size:
- 16K x 8
- Interface:
- ACPI, BC-Link, PWM, SMBus, LED, LPC, PECI, SPI, UART
- Number of I/O:
- 108
- Voltage - Supply:
- -
- Operating Temperature:
- 0°C ~ 70°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 144-TFBGA (7x7)
MEC1641-PZV-ASP00-TR FAQ
1.How can I place an order for MEC1641-PZV-ASP00-TR through Aetrix?
Please submit a Request for Quotation (RFQ) for MEC1641-PZV-ASP00-TR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MEC1641-PZV-ASP00-TR reliable?
The price and inventory of MEC1641-PZV-ASP00-TR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MEC1641-PZV-ASP00-TR is usually 5 days.
3.What payment methods are accepted for MEC1641-PZV-ASP00-TR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MEC1641-PZV-ASP00-TR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MEC1641-PZV-ASP00-TR?
MEC1641-PZV-ASP00-TR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MEC1641-PZV-ASP00-TR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MEC1641-PZV-ASP00-TR?
For technical support, including MEC1641-PZV-ASP00-TR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MEC1641-PZV-ASP00-TR requirements.
6.How does Aetrix verify that MEC1641-PZV-ASP00-TR is sourced from the original manufacturer or authorized distributors?
All MEC1641-PZV-ASP00-TR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MEC1641-PZV-ASP00-TR meets industry standards.
7.What is the process for return or replacement of MEC1641-PZV-ASP00-TR?
All MEC1641-PZV-ASP00-TR units undergo pre-shipment inspection (PSI). If there is an issue with MEC1641-PZV-ASP00-TR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MEC1641-PZV-ASP00-TR part is unused and in its original packaging.
Return procedure for MEC1641-PZV-ASP00-TR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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