Ideal choice for Epson crystal oscillator FC2012AA automotive ADAS main control system

The Epson 32.768 kHz crystal oscillator FC2012AA is a passive crystal oscillator designed specifically for automotive electronics applications, with the following notable features:

1. High reliability, adaptable to extreme environments

FC2012AA complies with AEC-Q200 standards and operates within a temperature range of * * -40 ° C to+125 ° C * *, ensuring stable operation even under harsh conditions such as high temperatures and extreme cold in the engine compartment. Its frequency aging rate is reduced by 50% compared to early on-board crystal oscillators, and its long-term stability is significantly improved, ensuring the accuracy of ADAS systems throughout their entire lifecycle.

2. Ultra small size, highly integrated design

The packaging size is only 2.05 × 1.2 × 0.6 mm, which is 40% smaller than traditional car mounted crystal oscillators. It can easily be embedded into ADAS domain controllers with limited space, helping automotive electronic modules develop towards lightweight and compactness.

3. Low power consumption and anti-interference ability

By optimizing the equivalent series resistance (ESR ≤ 75 k Ω), FC2012AA significantly reduces system energy consumption in low-power mode, while reducing the impact of electromagnetic interference on signal integrity, ensuring synchronous transmission of sensor data such as radar and cameras.

The key role of FC2012AA crystal oscillator in ADAS main control system

1. Multi sensor collaborative "timing benchmark"

ADAS relies on the fusion data of heterogeneous sensors such as cameras, millimeter wave radar, and LiDAR. FC2012AA provides precise clock signals for domain controllers, ensuring strict synchronization of data acquisition from various sensors and avoiding misjudgments caused by timing deviations.

2. Real time guarantee for algorithmic decision-making

In emergency braking, lane keeping, and other scenarios, ADAS needs to complete environmental perception and decision-making within milliseconds. The high stability clock of FC2012AA supports real-time processing of massive data by the chip, improving system response speed and security redundancy.

3. Deep adaptation to mainstream chip platforms

FC2012AA has been certified by NVIDIA and is used in conjunction with Orin X chips for ADAS control modules (model: X1A0001810001）， Provide reliable clock sources for intelligent driving.

4. Provide a stable clock signal

The core chips of ADAS systems, such as NVIDIA Orin X, have extremely high requirements for clock signals. They require high-precision clock signals to ensure data processing and sensor synchronization. The Epson FC2012AA 32.768 kHz crystal oscillator can provide a reliable clock source for these chips, ensuring the stable operation of the system. In the actual driving process, the ADAS system needs to process a large number of data from different sensors in real time, and the processing and fusion of these data need an accurate time benchmark. The stable clock signal of FC2012AA enables the chip to efficiently calculate and analyze data, thereby achieving functions such as adaptive cruise control, lane keeping assistance, blind spot monitoring, etc., providing drivers with a safe and comfortable driving experience.

5. Support low-power design

In the energy-saving mode of automobiles, low-power crystal oscillators can significantly reduce the energy consumption of the system. FC2012AA plays an important role in the main control system of automotive ADAS due to its low power consumption characteristics. When the vehicle is in idle or low-speed driving state, some functions of the ADAS system still need to be kept running. At this time, FC2012AA operates at low power consumption to provide necessary clock signals for the system, which ensures the normal operation of the system and reduces the energy consumption of the entire vehicle. This is of great significance for improving the endurance and overall energy efficiency of cars, especially for electric vehicles, where reducing energy consumption means increasing the range.

6. Enhance the anti-interference capability of the system

The interior of a car is an environment full of electromagnetic interference, and strong electromagnetic signals are generated by the engine ignition system, onboard communication devices, etc. These interferences may affect the normal operation of ADAS systems. FC2012AA, due to its low ESR (equivalent series resistance) and high stability, can effectively reduce electromagnetic interference and improve system reliability. In complex electromagnetic environments, FC2012AA can maintain stable frequency output, ensuring uninterrupted communication between sensors, controllers, and other components in ADAS systems, and accurate data transmission.