My Inquiry
My Account
Microchip Technology ATPL250A-AKU-R
- Part No.:
- ATPL250A-AKU-R
- Manufacturer:
- Microchip Technology
- Category:
- Application Specific Microcontrollers
- Package:
- 80-LQFP
- Datasheet:
-
ATPL250A-AKU-R.pdf
- Description:
- IC PWR LINE MCU 80LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,567
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
ATPL250A-AKU-R from Microchip Technology (formerly Atmel) is a G3-PLC physical layer modem IC designed for power line communication in smart grid systems. It implements the ITU-T G.9903 G3 standard with CENELEC-A, FCC, and ARIB profile support, operates across 50/60 Hz mains, features embedded analog front-end (AFE), automatic gain control (AGC), zero-cross detection, and interfaces via SPI slave to an external MCU. It targets smart metering, data concentrators, and PHEV charging stations.
For engineers reviewing the ATPL250A-AKU-R datasheet, ATPL250A-AKU-R pinout, ATPL250A-AKU-R application, or ATPL250A-AKU-R equivalent, key selection considerations include its 80-lead LQFP package, -40°C to +85°C industrial temperature range, 3.3 V digital supply with 1.2 V internal LDOs, G3-PLC coherent/differential modulation capability, and requirement for external Class-D line driver coupling.
Technical Context
The ATPL250A-AKU-R integrates hardware accelerators and coprocessors to offload G3 PHY layer processing-including FFT/IFFT, Reed-Solomon decoding, convolutional encoding, and Viterbi demodulation-from an external microcontroller. Its architecture supports both coherent and differential modulation schemes per G3-PLC specification.
It embeds a fully programmable zero-cross detector with configurable input signal management (ISM), PLL-based timing recovery, and a 12 MHz CLKOUT reference. The device relies on an external 24 MHz crystal oscillator with ±25 ppm stability to meet G3 symbol timing accuracy requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| G3-PLC Compliance | ITU-T G.9903 (June 2014); supports CENELEC-A, FCC, ARIB profiles - enables regulatory-compliant deployment in EU, US, and Japan. |
| Operating Temperature | -40°C to +85°C - qualified for industrial-grade smart grid infrastructure including outdoor meters and charging stations. |
| Digital Supply Voltage | VDDIO = 3.0–3.6 V - compatible with standard 3.3 V system rails; includes internal 1.2 V LDOs for digital/analog/PLL domains. |
| Interface | 5-line SPI slave (CS/SCK/MOSI/MISO + EINT) - enables full register-level control of PHY layer by external MCU; no MAC layer integrated. |
| Power Consumption | 245 mW typical at 25°C - optimized for low-power PLC node operation; worst-case 330 mW at 125°C junction. |
| Oscillator Requirement | 24 MHz fundamental-mode crystal (±25 ppm tolerance) - ensures G3 transmit frequency and symbol timing accuracy per spec. |
| Analog Input Range | VIPA/VIMA differential inputs referenced to VDDOUT AN (1.2 V) - accepts conditioned PLC signals from external AFE/coupling circuitry. |
Pinout & Package
The ATPL250A-AKU-R is housed in an 80-lead LQFP package with 0.5 mm pitch, Pb-free finish, and Moisture Sensitivity Level 3. Package dimensions conform to JEDEC MS-026 standard.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| EMIT[0:11] | PLC transmission output | 12-bit tri-state digital outputs driving external Class-D line driver; ±16 mA drive strength supports robust signal injection. |
| AGC[0:5] | Automatic gain control interface | 6-bit tri-state outputs controlling external attenuation circuitry during reception; enables dynamic signal level adaptation. |
| TXRX0 / TXRX1 | Transmission/reception mode control | Digital outputs configuring external coupling topology (e.g., transformer tap selection); polarity invertible via software. |
| VZ CROSS | Zero-cross detection input | CMOS input with internal pull-down; accepts pulse train from optocoupler/Schmitt trigger for synchronized 50/60 Hz timing. |
| VIPA / VIMA | Differential analog receive input | High-impedance inputs to internal AFE; require external RC anti-aliasing filter and proper PCB layout for noise immunity. |
| CS / SCK / MOSI / MISO / EINT | SPI slave interface | Standard 4-wire SPI plus interrupt; all pins have internal pull-ups (33 kΩ typ) and hysteresis for noise rejection. |
Key Features
| Feature | Design Value |
|---|---|
| G3-PLC PHY acceleration | Hardware FFT/IFFT, Reed-Solomon, Viterbi, and scrambler blocks reduce external MCU load and enable deterministic real-time PLC frame processing. |
| Embedded analog front-end (AFE) | Integrated ADC/DAC bypass eliminates need for external converters; only requires discrete Class-D driver and passive coupling components. |
| Configurable zero-cross detector | Programmable ISM logic (via ZC_CONFIG register) supports ascent/descent detection, inversion, repetition, and filtering - adapts to diverse mains sensing topologies. |
| Multi-profile compliance | Single silicon supports CENELEC-A (3–95 kHz), FCC (10–490 kHz), and ARIB (10–450 kHz) bands - simplifies global product certification. |
| Robust SPI interface | All SPI pins feature hysteresis and internal pull-ups (33 kΩ typ), enabling reliable communication without external biasing in noisy PLC environments. |
Applications
| Smart Metering | Data Concentrator |
|---|---|
Use Scenario: Two-way communication between utility and residential electricity meter over existing AC wiring. IC Role / Device Role / Timing Role: G3-PLC PHY layer modem handling modulation/demodulation, AGC, and zero-cross synchronization for precise time-slot alignment. Use Value: Enables secure, interference-resistant, long-range (>1 km) meter reading without new cabling; compliant with EN 13757-4 and DLMS/COSEM standards. |
Use Scenario: Aggregation of PLC traffic from hundreds of smart meters in neighborhood area networks (NAN). IC Role / Device Role / Timing Role: High-throughput G3 PHY transceiver managing concurrent channel access, burst transmission, and repeater functionality. Use Value: Supports multi-hop mesh routing and adaptive modulation to maintain link reliability across varying line impedance and noise conditions. |
| EV Charging Station | Home Energy Management |
Use Scenario: Communication between plug-in hybrid electric vehicle (PHEV) charger and grid operator for load balancing and tariff negotiation. IC Role / Device Role / Timing Role: G3-PLC modem providing authenticated, low-latency control channel over mains wiring during charging cycles. Use Value: Eliminates need for separate communication infrastructure; leverages zero-cross detection for synchronized demand-response commands. |
Use Scenario: Interconnection of solar inverters, battery storage, and smart appliances within residential energy network. IC Role / Device Role / Timing Role: PLC PHY layer enabling distributed coordination of generation/consumption using G3's time-synchronized TDMA slots. Use Value: Achieves sub-100 ms latency for real-time energy dispatch; supports firmware updates and diagnostics over same power line. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar G3-PLC physical layer applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| ST7580 | Standalone G3-PLC PHY with integrated 32-bit ARM Cortex-M0+ MCU; lacks external SPI interface - runs complete G3 stack onboard. | Eliminates need for external host MCU but increases BOM cost and reduces design flexibility for custom MAC layer implementation. | Select ST7580 when full-stack autonomy and reduced component count outweigh need for host-controlled PHY tuning. |
| AR7400 | Legacy PRIME PLC PHY (not G3-compliant); supports only PRIME v1.3.1; lower data rate (up to 128 kbps vs. G3's 300+ kbps). | Limited to legacy PRIME deployments; cannot interoperate with G3-certified infrastructure or meet newer IEC 61334-5-1 requirements. | Choose AR7400 only for brownfield PRIME-only networks where G3 migration is not planned. |
Compared with ST7580 and AR7400, the ATPL250A-AKU-R provides dedicated, high-performance G3 PHY acceleration with external MCU control - offering optimal balance of throughput, regulatory compliance, and system-level design freedom for next-generation smart grid nodes.
Availability
ATPL250A-AKU-R is available at Aetrix Electronics and suitable for smart metering, data concentrator, and EV charging station applications requiring stable component supply, long lifecycle support, and industrial temperature grade reliability.
Supply support for ATPL250A-AKU-R 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 acquired Atmel in 2016 and maintains full support for the ATPL series. The company specializes in microcontrollers, analog, and connectivity solutions for industrial, automotive, and IoT markets.
The ATPL250A-AKU-R belongs to Microchip's Power Line Communications (PLC) product line, engineered specifically for G3-PLC smart grid infrastructure - emphasizing spectral efficiency, regulatory compliance, and interoperability with utility-grade networking stacks.
FAQ
What is the primary function of the ATPL250A-AKU-R in a G3-PLC system?
The ATPL250A-AKU-R serves exclusively as a G3-PLC physical layer (PHY) modem IC. It handles all baseband signal processing - including modulation/demodulation, FFT/IFFT, Reed-Solomon coding, and Viterbi decoding - while relying on an external microcontroller for MAC layer and higher protocol stack execution. It does not integrate a processor core or run firmware autonomously.
Does the ATPL250A-AKU-R include an integrated microcontroller?
No, the ATPL250A-AKU-R does not contain an integrated microcontroller. It is a dedicated PHY layer accelerator designed to be controlled via SPI by an external MCU. Atmel provides a G3 PHY library for host MCUs to configure registers, manage interrupts, and exchange raw data frames - but all MAC, routing, and application logic must reside externally.
What external components are required to operate the ATPL250A-AKU-R?
The ATPL250A-AKU-R requires a 24 MHz ±25 ppm crystal oscillator, decoupling capacitors for all power supplies (including 0.1–10 μF on VDDOUT/VDDOUT AN), an external Class-D line driver for signal injection, and a discrete PLC coupling circuit (transmission/reception/filtering stages). No external ADC/DAC is needed due to its embedded analog front-end.
How does the ATPL250A-AKU-R handle zero-cross detection for synchronization?
The ATPL250A-AKU-R uses its VZ CROSS input pin to accept a conditioned pulse train from external circuitry (e.g., optocoupler + Schmitt trigger). Its internal zero-cross detector includes a configurable Input Signal Management (ISM) block and PLL that predict future zero crossings. Configuration is done via the ZC_CONFIG register (address 0x4A0) to support ascent/descent detection, inversion, and filtering.
Is the ATPL250A-AKU-R pin-compatible with other devices in the ATPL family?
No documented pin-to-pin compatibility exists between the ATPL250A-AKU-R and other ATPL-series devices such as ATPL230A or ATPL360A. Each variant has distinct pin assignments, power domain configurations, and peripheral sets. Migration requires board-level redesign and firmware adaptation - not drop-in replacement.
ATPL250A-AKU-R Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Package/Case:
- 80-LQFP
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Applications:
- Power Line Communications
- Core Processor:
- External
- Program Memory Type:
- -
- Controller Series:
- -
- RAM Size:
- -
- Interface:
- SPI
- Number of I/O:
- -
- Voltage - Supply:
- 3V ~ 3.6V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 80-LQFP (12x12)
ATPL250A-AKU-R FAQ
1.How can I place an order for ATPL250A-AKU-R through Aetrix?
Please submit a Request for Quotation (RFQ) for ATPL250A-AKU-R 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 ATPL250A-AKU-R reliable?
The price and inventory of ATPL250A-AKU-R are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ATPL250A-AKU-R is usually 5 days.
3.What payment methods are accepted for ATPL250A-AKU-R?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ATPL250A-AKU-R transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ATPL250A-AKU-R?
ATPL250A-AKU-R orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ATPL250A-AKU-R 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 ATPL250A-AKU-R?
For technical support, including ATPL250A-AKU-R datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ATPL250A-AKU-R requirements.
6.How does Aetrix verify that ATPL250A-AKU-R is sourced from the original manufacturer or authorized distributors?
All ATPL250A-AKU-R 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 ATPL250A-AKU-R meets industry standards.
7.What is the process for return or replacement of ATPL250A-AKU-R?
All ATPL250A-AKU-R units undergo pre-shipment inspection (PSI). If there is an issue with ATPL250A-AKU-R, 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 ATPL250A-AKU-R part is unused and in its original packaging.
Return procedure for ATPL250A-AKU-R:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
ATPL250A-AKU-R Tags
-
CYPD3175-24LQXQ
Infineon Technologies
-
SLB9672VU20FW1523XTMA1
Infineon Technologies
-
SLB9670VQ20FW785XTMA1
Infineon Technologies
-
SLB9672XU20FW1523XTMA1
Infineon Technologies
-
SLB9673XU20FW2613XTMA1
Infineon Technologies
-
CYPD3125-40LQXIT
Infineon Technologies
-
AT97SC3204-U2A1A-20
Microchip Technology
-
AT97SC3204-U2A1A-10
Microchip Technology
-
SLM9670AQ20FW1311XTMA1
Infineon Technologies
-
SLB9672XU20FW1613XTMA1
Infineon Technologies
-
SLB9672AU20FW1613XTMA1
Infineon Technologies
-
SLB9673AU20FW2613XTMA1
Infineon Technologies
Tech Hub
TTL and CMOS logic families differ in thresholds, loading, output drive, power and timing. This engineering guide compares 74HC and 74HCT, calculates noise margins and checks 3.3 V/5 V compatibility.
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
