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Our patented, best-in-class GMR technology provides low jitter and high air gap over the widest installation tolerance—it also offers high accuracy for extremely precise wheel speed and position measurement, ideal for advanced braking and autonomous vehicle applications. Allegro's advanced, dynamic algorithms compensate for anomalies in driving behavior, guaranteeing steady state output behavior in the presence of system variation.
Allegro also offers a full line of Hall-based wheel speed devices for applications with both ferrous and ring magnet targets.
Plus, safety is one of our top priorities. Allegro’s latest portfolio offerings are designed to ISO 26262 specifications with integrated diagnostics and a certified safety design process.
Part Number | Description | Direction Info | Physical Interface | Integrated Components | Technology | Package |
|---|---|---|---|---|---|---|
| ATS604 | Orientation-Independent Hall Effect Speed and Direction Gear Tooth Sensor IC | Speed and Direction | 2-Wire (current) | C1 | Hall | 3-Pin SIP |
| A19352 | The A19352 is a giant magnetoresistance (GMR) magnetic sensor integrated circuit (IC) designed to measure ring magnets used in automotive braking systems, to provide wheel speed and direction data. | Speed and Direction | 2-Wire (current) | C1 | GMR | 2-Pin SIP |
| A19200 | ASIL compliant IC with advanced algorithms for high accuracy performance on magnetic encoders or ferrous targets (with back biasing magnet) | Speed | 2-Wire (current) | C1 | Hall | 2-Pin SIP |
| A19250 | ASIL compliant IC with low jitter, high accuracy at low operating magnetic field levels for magnetic encoder sensing | Speed | 2-Wire (current) | C1 | GMR | 2-Pin SIP |
| A19301 | ASIL compliant, pulse width protocol, advanced algorithms for high accuracy performance on magnetic encoders or ferrous targets (with back biasing magnet) | Speed and Direction | 2-Wire (current) | C1 | Hall | 2-Pin SIP |
| A19302 | AK- or pulse width (PW) protocol \n\nASIL compliant IC with advanced algorithms for high accuracy performance on magnetic encoders or ferrous targets (with back biasing magnet) | Speed and Direction | 2-Wire (current) | C1 | Hall | 2-Pin SIP |
| A19303 | AK and pulse width protocol, advanced algorithms for high accuracy performance on magnetic encoders or ferrous targets (with back biasing magnet) with Vibration Detection | Speed and Direction | 2-Wire (current) | C1 | Hall | 2-Pin SIP |
| A19350 | ASIL compliant IC with low jitter, high accuracy at low operating magnetic field levels for magnetic encoder sensing | Speed and Direction | 2-Wire (current) | C1 | GMR | 2-Pin SIP |
| A19351 | Large air gap, ultra low jitter AK Protocol GMR Wheel Speed and Direction Sensor IC | Speed and Direction | 2-Wire (current) | C1 | GMR | 2-Pin SIP |
| A19360 | High-Resolution GMR Wheel Speed and Distance Sensor IC | Speed and Direction | 2-Wire (current) | C1 | GMR | 2-Pin SIP |
| ATS682 | Miniature, Two-Wire, True Zero Speed Differential Peak-Detecting Sensor IC | Speed | 2-Wire (current) | Magnet | Hall | 4-Pin SIP |
Allegro Product Selection Guide (PDF)
