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CTRX8191F
  • CTRX8191F

CTRX8191F

Infineon’s RASIC™ CTRX8191F is a state-of-the-art 28 nm 4D imaging radar MMIC for L2+ to L4 automated and autonomous driving. With a superior SNR, it can detect vehicles and vulnerable road users at distance of up to 380 m using 4T4R configurations. Optimized for low system cost, the CTRX8191F supports device cascading, low-cost waveguide antennas, and features a flexible digital PLL for complex waveforms with industry-leading <1 µs flyback time.

Infineon Technologies CTRX8191F Product Info

16 April 2026 0

Parameters

Antenna

External

Family

77/79 GHz radar sensors

Frequency range

76 GHz to 81 GHz

Number of Rx Antennas

4

Number of Tx Antennas

4

Qualification

Automotive

Temperature Range

-40 to + 105°C

Apps

ADAS & autonomous driving, 77 GHz automotive radar system

Features

  • Digital PLL (phase-locked loop)
  • ISO 26262-compliant up to ASIL B
  • Sequencer with 4096 ramp sets
  • 32 kB memory
  • LVDS and CSI-2 interfaces
  • AEC-Q100, Grade 1 qualified
  • <1 µs flyback time
  • 4 GHz bandwidth
  • 400 MHz/µs ramp slope
  • 50 MHz ADC
  • 14 dB 26 GHz LO link budget
  • Standalone and cascadable

Description

  • Operates in 76-81 GHz frequency range
  • Supports flexible radar frequency ramps
  • Cost-efficient for complex radar systems
  • Packaged in automotive-grade TF2BGA
  • Meets automotive RF qualifications
  • Antenna arrays up to 24T24R possible

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