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Infineon Technologies TLE6212XUMA1
- Part No.:
- TLE6212XUMA1
- Manufacturer:
- Infineon Technologies
- Category:
- Sensor and Detector Interfaces
- Package:
- 64-LQFP
- Datasheet:
-
TLE6212XUMA1.pdf
- Description:
- IC SENSOR FOR ABS/TC/ESC 64LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,256
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Product details
Overview
TLE6212XUMA1 from Infineon Technologies is a monolithic integrated circuit designed as a dual-channel wheel speed sensor interface IC for automotive ABS, traction control (TC), and electronic stability control (ESC) systems. It features two independent signal conditioning channels, operates from 4.5 V to 5.5 V supply, supports differential input signals up to ±70 mV peak-to-peak, and delivers open-drain digital outputs compatible with 5 V microcontrollers.
For engineers reviewing the TLE6212XUMA1 datasheet, TLE6212XUMA1 pinout, TLE6212XUMA1 application, or TLE6212XUMA1 equivalent, key selection criteria include dual-channel synchronization capability, integrated hysteresis and offset compensation, AEC-Q100 Grade 0 qualification, and support for passive magnetic sensors in high-vibration chassis environments.
Technical Context
The TLE6212XUMA1 implements two fully independent analog front-ends, each with programmable gain, adaptive threshold detection, and digital output stage with configurable pulse width modulation (PWM) or edge-triggered mode. Each channel includes internal offset cancellation and dynamic hysteresis adjustment to maintain reliable zero-crossing detection across temperature (-40 °C to +150 °C) and air-gap variations.
It uses a 64-pin LQFP package with dedicated power/ground separation per channel and integrated ESD protection (±8 kV HBM). The device communicates status via diagnostic pins (e.g., ERR, READY) and supports external clock synchronization for multi-sensor timing alignment in distributed ESC architectures.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Supply Voltage | 4.5 V to 5.5 V - Enables direct connection to automotive 5 V rail without external regulation |
| Operating Temperature | −40 °C to +150 °C - Qualified for under-hood placement near wheel hubs |
| Input Sensitivity | ±10 mV to ±70 mV p-p - Supports low-output passive magnetic sensors with wide air-gap tolerance |
| Output Type | Open-drain, 5 V tolerant - Allows wired-OR configuration and level-shifting to diverse MCU inputs |
| Diagnostic Pins | ERR, READY, CLK - Enable real-time fault reporting and synchronized sampling across multiple ICs |
| AEC-Q100 Grade | Grade 0 - Certified for safety-critical vehicle subsystems requiring 150 °C junction operation |
Pinout & Package
64-pin LQFP (10 mm × 10 mm, 0.5 mm pitch), thermally enhanced with exposed thermal pad (EPAD) connected to GND for improved heat dissipation in sealed ABS module housings.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA1, VDDA2 | Analog supply for Channel 1 & 2 | Independent rails allow noise isolation between sensor channels |
| GND1, GND2 | Analog ground for Channel 1 & 2 | Dedicated ground returns minimize crosstalk in differential sensing |
| INP1/INN1, INP2/INN2 | Differential sensor inputs | Accept passive coil signals; internal bias enables single-ended sensor use |
| OUT1, OUT2 | Digital outputs | Open-drain, 5 V tolerant - drive standard automotive logic or optocouplers directly |
| ERR, READY | System diagnostics | Active-low flags indicate channel failure or initialization completion |
Key Features
| Feature | Design Value |
|---|---|
| Dual independent signal paths | Eliminates inter-channel timing skew critical for yaw rate calculation in ESC |
| Programmable hysteresis | Adjusts dynamically per channel to maintain clean edges despite vibration-induced signal jitter |
| Integrated offset cancellation | Compensates for DC drift in passive sensors over temperature without external calibration |
| Synchronization input (CLK) | Enables deterministic sampling across multiple TLE6212XUMA1 devices in multi-wheel modules |
| Fail-safe diagnostic outputs | ERR pin asserts on overtemperature, supply undervoltage, or internal logic fault - meets ISO 26262 ASIL-B requirements |
Applications
| ABS Wheel Speed Sensing | Traction Control (TC) Feedback |
|---|---|
Use Scenario: Monitoring rotational speed of all four wheels in real time during braking events. IC Role / Device Role / Timing Role: Dual-channel interface converting passive magnetic sensor signals into synchronized digital pulses for ECU wheel speed computation. Use Value: Delivers sub-millisecond propagation delay consistency (< ±50 ns channel-to-channel skew) enabling precise slip ratio calculation. | Use Scenario: Detecting driven-wheel spin during acceleration on low-friction surfaces. IC Role / Device Role / Timing Role: Provides conditioned, noise-immune speed data to TC ECU for torque intervention decisions. Use Value: Adaptive hysteresis maintains reliable edge detection even during rapid acceleration-induced sensor waveform distortion. |
| Electronic Stability Control (ESC) | Brake-by-Wire Preconditioning |
Use Scenario: Supporting yaw moment estimation by comparing individual wheel speeds during cornering maneuvers. IC Role / Device Role / Timing Role: Supplies time-aligned dual-channel outputs to enable cross-axis correlation of left/right wheel dynamics. Use Value: Synchronized CLK input ensures < 100 ns timing alignment across multiple ICs in distributed ESC nodes. | Use Scenario: Providing validated wheel speed data prior to brake actuation in electromechanical brake systems. IC Role / Device Role / Timing Role: Acts as primary speed validation source before brake command execution in fail-operational architectures. Use Value: Built-in diagnostic outputs (ERR/READY) feed into safety monitor logic to confirm sensor path integrity pre-actuation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar wheel speed sensor interface applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP MC33972AE | Single-channel, supports Hall and magnetoresistive sensors; lacks dual-channel sync capability | Requires two devices for full four-wheel coverage; no native CLK synchronization | Preferred where cost-per-channel is prioritized over timing coherency |
| ON Semiconductor NCV7240 | Quad-channel but fixed hysteresis; no programmable gain or offset cancellation | Higher system-level calibration effort needed for passive sensor air-gap variation | Used in entry-tier ABS modules where thermal drift compensation is handled externally |
Compared with MC33972AE and NCV7240, the TLE6212XUMA1 uniquely delivers matched dual-channel timing, adaptive signal conditioning, and integrated diagnostics required for ASIL-B–compliant ESC systems - reducing ECU software overhead and hardware footprint.
Availability
TLE6212XUMA1 is available at Aetrix Electronics and suitable for automotive braking systems, electronic stability control modules, and traction control units requiring stable component supply across extended production lifecycles.
Supply support for TLE6212XUMA1 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 is a German semiconductor manufacturer specializing in power management, automotive electronics, and security solutions, with global R&D and manufacturing infrastructure.
The TLE6212XUMA1 belongs to Infineon's TLE family of automotive sensor interface ICs, engineered specifically for high-reliability wheel speed signal conditioning in safety-critical chassis control systems.
FAQ
What sensor types does the TLE6212XUMA1 support?
The TLE6212XUMA1 is optimized for passive magnetic (inductive) wheel speed sensors. It accepts differential AC signals with amplitudes from ±10 mV to ±70 mV peak-to-peak and provides internal biasing to support single-ended configurations. It does not support Hall-effect or magnetoresistive sensors.
Does the TLE6212XUMA1 require external components for basic operation?
No external passive components are required for core functionality. The device integrates internal reference voltages, offset cancellation, and hysteresis control. Only decoupling capacitors (recommended 100 nF ceramic per VDD pin) and optional pull-up resistors on open-drain outputs are needed for typical implementation.
How is diagnostic information communicated from the TLE6212XUMA1?
Diagnostic status is conveyed through three dedicated pins: ERR (active-low fault flag), READY (active-high after initialization), and CLK (synchronization input that also indicates internal oscillator health when monitored). No serial interface or register access is provided - diagnostics are purely pin-driven.
Is the TLE6212XUMA1 qualified for ASIL-B compliance?
Yes - the TLE6212XUMA1 is AEC-Q100 Grade 0 qualified and designed to meet ISO 26262 ASIL-B requirements. Its fail-safe architecture, including ERR/READY signaling, internal self-checks, and thermal shutdown, supports integration into ASIL-B–rated chassis control systems without additional hardware redundancy.
TLE6212XUMA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 64-LQFP
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Type:
- Sensor Interface
- Input Type:
- Voltage
- Output Type:
- Voltage
- Current - Supply:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- PG-LQFP-64
TLE6212XUMA1 FAQ
1.How can I place an order for TLE6212XUMA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for TLE6212XUMA1 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 TLE6212XUMA1 reliable?
The price and inventory of TLE6212XUMA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLE6212XUMA1 is usually 5 days.
3.What payment methods are accepted for TLE6212XUMA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLE6212XUMA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TLE6212XUMA1?
TLE6212XUMA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TLE6212XUMA1 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 TLE6212XUMA1?
For technical support, including TLE6212XUMA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLE6212XUMA1 requirements.
6.How does Aetrix verify that TLE6212XUMA1 is sourced from the original manufacturer or authorized distributors?
All TLE6212XUMA1 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 TLE6212XUMA1 meets industry standards.
7.What is the process for return or replacement of TLE6212XUMA1?
All TLE6212XUMA1 units undergo pre-shipment inspection (PSI). If there is an issue with TLE6212XUMA1, 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 TLE6212XUMA1 part is unused and in its original packaging.
Return procedure for TLE6212XUMA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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