GURC01 enhances automotive assistance systems and industrial systems, to improve distance measurement. With a robust internal resource set, including a temperature sensor and signal processor, it excels in measuring long and short distances, supporting diverse functions with a wide programmable drive frequency range.

Performance

Memory

MTP: Nonvolatile, 8-bit width, 9Bytes, stores calibration data and ID

Volatile memory: Store register values

Sensor Driver

Measurement mode supports receiving and transmitting

Programmable sensor frequency: 30kHz~83kHz

Driving current of programmable transformer: 187mA~404mA

Receiver

Front end of receiving analog, including PGA, AAF, and ADC

PGA: Programmable amplifier with 36~50dB analog amplification

AAF: Anti-alias filter with DC gain of 2.3 times, unit gain bandwidth of 200kHz

ADC: 12bit, 1MHz sampling rate, significant bit not less than 8bit

Built-in temperature sensor

Distance measuring performance: 0.1~7m

Package

QFN20

Signal Processor

Digital filter

Configurable digital amplifier supports sensitivity time control (STC)

Echo detection: Supports static threshold generation, automatic threshold generation (ATG), echo width detection, echo peak detection (EPD), signal enhancement through fast time constant algorithm (FTC), near-field threshold generation (NFTG), and time measurement.

Communication Interface

3-wire bidirectional communication interface, flexible protocol

Transmission command and data

Obtain envelope curve

Obtain echo detection signal

JTAG debugging interface

Certified AEC-Q100 Grade2

Selection Tools

Block Diagram

Selection Tools

Block Diagram

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