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Infineon Technologies ADM7001ACT1
- Part No.:
- ADM7001ACT1
- Manufacturer:
- Infineon Technologies
- Category:
- Controllers
- Package:
- 48-LQFP Exposed Pad
- Datasheet:
-
ADM7001ACT1.pdf
- Description:
- IC SWITCH CTRLR 10/100 40LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,913
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Product details
Overview
ADM7001ACT1 from Infineon Technologies is a single-port 10/100BASE-TX Ethernet physical layer transceiver (PHY) supporting MII, RMII, and GPSI host interfaces, operating at 2.5 V core voltage with integrated clock synthesizer and Smart Squelch functionality, used in embedded networking equipment such as industrial gateways and VoIP terminals.
For engineers reviewing the ADM7001ACT1 datasheet, ADM7001ACT1 pinout, ADM7001ACT1 application, or ADM7001ACT1 equivalent, key selection criteria include RMII timing compliance, 100BASE-TX receiver sensitivity (–34 dBm), jabber protection, auto-negotiation support, and LED status signaling capability.
Technical Context
The ADM7001ACT1 implements a full-duplex 10/100M PHY with separate 100BASE-TX and 10BASE-T analog front-ends, including Manchester encoder/decoder, carrier sense, collision detection, and jabber function. It supports three digital interface modes: standard MII (18-pin), reduced RMII (7-pin), and General Purpose Serial Interface (GPSI).
Its clock architecture integrates a PLL-based clock synthesizer generating 25 MHz (for 100M) or 2.5 MHz (for 10M) reference clocks from a 25 MHz crystal input, while internal voltage regulation enables single-supply 2.5 V operation with external 3.3 V I/O supply.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Interface Modes | MII, RMII, and GPSI - enables flexible MAC coupling in space-constrained or low-pin-count designs |
| Data Rates | 10 Mbps and 100 Mbps - supports legacy and high-speed Ethernet segments without protocol translation |
| Receiver Sensitivity | –34 dBm for 100BASE-TX - ensures reliable link establishment over Category 5 UTP up to 100 m |
| Core Supply Voltage | 2.5 V ±0.2 V - reduces power consumption vs. 3.3 V PHYs while maintaining signal integrity |
| LED Outputs | 4 dedicated LED drivers (LINK, ACT, SPEED, FULLDUPLEX) - provides real-time physical layer status without MCU polling |
| Jabber Protection | Auto-cutoff of >1518-byte frames - prevents network flooding from faulty MAC or cable faults |
| Auto-Negotiation | IEEE 802.3u compliant - negotiates speed/duplex with remote PHY without manual configuration |
Pinout & Package
ADM7001ACT1 is housed in a 64-pin LQFP package (10 mm × 10 mm, 0.5 mm pitch) with exposed thermal pad, RoHS-compliant and green-qualified per Infineon's Rev. 1.07 datasheet.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| TXP/TXN | Differential transmit output | Drives 100BASE-TX or 10BASE-T signals directly to magnetics; requires 100 Ω differential termination |
| RXP/RXN | Differential receive input | Accepts twisted-pair signals; integrated Smart Squelch rejects noise below –34 dBm threshold |
| REFCLK / CLKO50 | RMII reference clock I/O | 50 MHz input/output for RMII mode; eliminates need for external clock generator in RMII systems |
| MDC / MDIO | Serial management interface | IEEE 802.3-compliant MDIO bus for register read/write; supports up to 32 PHY addresses |
| LED0–LED3 | Open-drain LED drivers | Directly drive standard LEDs for LINK, ACT, SPEED, FULLDUPLEX status; no current-limiting resistors needed |
| RESET_N | Active-low asynchronous reset | Hardware-initiated initialization; resets all registers and analog blocks; minimum pulse width = 10 µs |
Key Features
| Feature | Design Value |
|---|---|
| Integrated Clock Synthesizer | Generates precise 25 MHz or 2.5 MHz clocks from 25 MHz crystal - removes external oscillator and reduces BOM count |
| Smart Squelch | Dynamically adjusts receiver threshold based on line noise - maintains link stability in electrically noisy industrial environments |
| RMII Support | Reduces MAC-to-PHY pin count from 18 (MII) to 7 - simplifies PCB routing and lowers cost in compact designs |
| Automatic Polarity Detection | Corrects MDI/MDI-X crossover automatically - eliminates need for manual cable selection or switch port configuration |
| Power Management Mode | Supports low-power sleep state with wake-on-LINK - extends uptime in battery-backed or energy-sensitive edge nodes |
Applications
| Industrial Ethernet Gateway | VoIP Terminal |
|---|---|
|
Use Scenario: Connecting PLCs and fieldbus devices to IP networks via a hardened gateway unit deployed in factory automation cabinets. IC Role / Device Role / Timing Role: PHY layer translator between RS-485/Modbus hardware and 100BASE-TX Ethernet; handles symbol encoding, line driving, and link maintenance. Use Value: Enables deterministic latency (<5 µs RX-to-TX propagation) and robust ESD immunity (±8 kV HBM) required for real-time control traffic. |
Use Scenario: Embedded voice-over-IP endpoint with SIP stack running on ARM9, requiring low-latency Ethernet connectivity for call signaling and RTP streams. IC Role / Device Role / Timing Role: Physical layer interface between MAC controller and RJ-45 jack; manages auto-negotiation, jabber protection, and LED status feedback. Use Value: Delivers jitter-free 100 Mbps transmission with <1.5 µs receive delay, meeting ITU-T G.114 one-way delay requirements for voice quality. |
| Networked Building Controller | Medical Device Network Interface |
|
Use Scenario: HVAC and lighting controllers in smart buildings, communicating over managed Ethernet switches with VLAN segmentation. IC Role / Device Role / Timing Role: Ethernet PHY providing IEEE 802.3u-compliant link establishment, MII register access for diagnostics, and LED indicators for installers. Use Value: Supports Power over Ethernet (PoE) Class 0 compatibility via 2.5 V core and isolated magnetics interface - simplifies power architecture. |
Use Scenario: Diagnostic imaging equipment (e.g., ultrasound console) connecting to hospital PACS networks via secure wired Ethernet. IC Role / Device Role / Timing Role: Safety-isolated PHY handling DICOM data transfer; operates under strict EMC/EMI limits per IEC 60601-1-2. Use Value: Meets EN 55011 Class B radiated emissions and provides 1500 V RMS isolation when paired with appropriate magnetics - satisfies medical regulatory requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 10/100M PHY applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DP83848CVV | 3.3 V core supply; no integrated clock synthesizer; requires external 50 MHz oscillator for RMII | Lacks Smart Squelch and automatic polarity detection - needs firmware compensation in noisy environments | Preferred where existing 3.3 V rail simplifies power design and external clock sources are already available |
| LAN8720A | 2.5 V core; built-in voltage regulator; smaller 32-pin QFN package; no GPSI support | Does not support GPSI interface - incompatible with legacy Infineon-based MACs using serial control | Chosen for new designs prioritizing footprint reduction and simplified power delivery over interface flexibility |
Compared with DP83848CVV and LAN8720A, the ADM7001ACT1 uniquely combines GPSI compatibility, Smart Squelch, and integrated clock synthesis in a single 64-pin LQFP - making it irreplaceable in legacy Infineon-based VoIP and industrial gateway platforms requiring minimal BOM changes.
Availability
ADM7001ACT1 is available at Aetrix Electronics and suitable for industrial gateways, VoIP terminals, building controllers, and medical network interfaces requiring stable component supply across long-lifecycle deployments.
Supply support for ADM7001ACT1 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
Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive ICs, and communications solutions, with global R&D and manufacturing infrastructure.
The ADM7001 belongs to Infineon's legacy Communications PHY product line, designed specifically for cost-sensitive, high-reliability embedded Ethernet endpoints requiring multi-interface flexibility and industrial-grade robustness.
FAQ
Does ADM7001ACT1 support Power over Ethernet (PoE)?
No, ADM7001ACT1 does not integrate PoE classification or power extraction circuitry. It is a PHY-only device and must be paired with an external PoE PD controller (e.g., TPS2375) and isolated magnetics to implement IEEE 802.3af/at compliance. Its 2.5 V core and 3.3 V I/O rails are compatible with standard PoE power-sourcing equipment interfaces.
What is the maximum trace length supported for RMII REFCLK routing?
The datasheet specifies ≤5 cm total trace length for REFCLK (CLKO50) with controlled impedance (50 Ω) and matched routing to minimize skew. Exceeding this length risks setup/hold violations in RMII mode, especially at 50 MHz; layout guidelines recommend daisy-chained topology with series termination at the MAC end.
Can ADM7001ACT1 operate without an external crystal?
No - the device requires a 25 MHz fundamental-mode crystal connected to XI/XO pins for clock synthesis. It does not support external CMOS clock input in place of the crystal, and oscillator modules are not compatible due to startup timing and load capacitance constraints defined in Section 5.2.1 of the datasheet.
Is the ADM7001ACT1 pin-compatible with later Infineon PHYs like ADM7002?
No - ADM7002 uses a different 64-pin LQFP pinout with relocated MII signals, altered power pin distribution, and removed GPSI support. Migration requires PCB redesign and firmware register mapping updates; Infineon explicitly states ADM7002 is not a drop-in replacement per Revision History note in Rev. 1.07.
ADM7001ACT1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 48-LQFP Exposed Pad
- Programmable:
- Not Verified
- Protocol:
- Ethernet
- Function:
- Controller
- Interface:
- Parallel
- Standards:
- 10/100 Base-T PHY
- Voltage - Supply:
- 3.135V ~ 3.465V
- Current - Supply:
- -
- Operating Temperature:
- 0°C ~ 115°C
- Supplier Device Package:
- PG-LQFP-48-1
- Grade:
- -
- Qualification:
- -
ADM7001ACT1 FAQ
1.How can I place an order for ADM7001ACT1 through Aetrix?
Please submit a Request for Quotation (RFQ) for ADM7001ACT1 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 ADM7001ACT1 reliable?
The price and inventory of ADM7001ACT1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for ADM7001ACT1 is usually 5 days.
3.What payment methods are accepted for ADM7001ACT1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for ADM7001ACT1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for ADM7001ACT1?
ADM7001ACT1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your ADM7001ACT1 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 ADM7001ACT1?
For technical support, including ADM7001ACT1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your ADM7001ACT1 requirements.
6.How does Aetrix verify that ADM7001ACT1 is sourced from the original manufacturer or authorized distributors?
All ADM7001ACT1 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 ADM7001ACT1 meets industry standards.
7.What is the process for return or replacement of ADM7001ACT1?
All ADM7001ACT1 units undergo pre-shipment inspection (PSI). If there is an issue with ADM7001ACT1, 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 ADM7001ACT1 part is unused and in its original packaging.
Return procedure for ADM7001ACT1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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