TEF82xx 77 GHz AUTOMOTIVE RADAR TRANSCEIVER
2
FACT SHEET TEF82xx 77 GHz AUTOMOTIVE RADAR TRANSCEIVER TEF82xx The TEF82xx is a fully integrated RFCMOS 76–81 GHz automotive radar transceiver. The device enables 360 degree sensing through key safety applications including automated emergency braking, adaptive cruise control, blind-spot monitoring, cross-traffic alert and automated-parking. OVERVIEW The TEF82xx car radar transceiver is a single-chip, low power automotive FMCW radar transceiver for short-, medium- and long-range radar applications including cascaded high-resolution imaging radar, covering the full car radar frequency band from 76 GHz to 81 GHz. The fully integrated RFCMOS chip contains 3 transmitters, 4 receivers, ADC conversion, phase rotator and a low-phase- noise VCO. The device also includes built-in safety monitors and external interface capability for MIPI-CSI2 and LVDS. • Capability: Fully integrated RFCMOS automotive radar transceiver for 76–81 GHz • Quality: ISO26262 compliant, ASIL Level B • Functionality: Optimized for fast chirp modulation • System: Fully compatible with NXP S32R29x and S32R45x radar microcontrollers TEF82xx BLOCK DIAGRAM Rx 1 TEF82xx MMIC Rx 2 Rx 3 Rx 4 ADC 1 PDC Serializer LVDS CSI2 ADC 2 ADC 3 ADC 4 Xtal Osc. Tx 1 Waveform Generator Expansion Interface SPI Tx 2 Tx 3 Timing Engine Functional Safety Phase Rotator
Transcript of TEF82xx 77 GHz AUTOMOTIVE RADAR TRANSCEIVER
FACT SHEET
TEF82xx 77 GHz AUTOMOTIVE RADAR TRANSCEIVER
TEF82xx
The TEF82xx is a fully integrated RFCMOS 76–81 GHz automotive radar transceiver. The device enables 360 degree sensing through key safety applications including automated emergency braking, adaptive cruise control, blind-spot monitoring, cross-traffic alert and automated-parking.
OVERVIEW
The TEF82xx car radar transceiver is a single-chip, low power automotive FMCW radar transceiver for short-, medium- and long-range radar applications including cascaded high-resolution imaging radar, covering the full car radar frequency band from 76 GHz to 81 GHz. The fully integrated RFCMOS chip contains 3 transmitters, 4 receivers, ADC conversion, phase rotator and a low-phase-noise VCO. The device also includes built-in safety monitors and external interface capability for MIPI-CSI2 and LVDS.
• Capability: Fully integrated RFCMOS automotive radar transceiver for 76–81 GHz
• Quality: ISO26262 compliant, ASIL Level B
• Functionality: Optimized for fast chirp modulation
• System: Fully compatible with NXP S32R29x and S32R45x radar microcontrollers
TEF82xx BLOCK DIAGRAMTEF82xx BLOCK DIAGRAM
Rx 1
TEF82xx MMIC
Rx 2
Rx 3
Rx 4
ADC 1
PDC
SerializerLVDSCSI2
ADC 2
ADC 3
ADC 4 Xtal Osc.
Tx 1WaveformGenerator
Expansion Interface SPI
Tx 2
Tx 3
TimingEngine
FunctionalSafety
PhaseRotator
www.nxp.com/TEF82xx
NXP and the NXP logo are trademarks of NXP B.V. All other product or service names are the property of their respective owners. © 2020 NXP B.V.
Document Number: TEF82XXFS REV 0
TARGET APPLICATIONS
• Cascaded imaging radar
• Adaptive cruise control
• Autonomous emergency braking
• Blind spot detection
• Front/Rear cross-traffic-functions
• Lane change assistance
• Parking
PRODUCT SPECIFICATIONS
MAIN APPLICATION BLOCK DIAGRAM
Channels3 Tx (w/ phase rotator)
and 4 Rx Cascading4 chips for up to 12 Tx
and 16 Rx
Frequency Range 76–81 GHz Package165 pin eWLB 7.5 x 7.5 mm
Output Power 13.5 dBm ADC Sample Rate 40 MS/s
Noise Figure 11.5 dB Interface CSI-2 or LVDS
Phase Noise -95 dBc/Hz Temperature Range -40 to 135 ºC Tj
Power Consumption 1.5 W (2 Tx 50%) Effective Chirp BW 4 GHz
Power Supply
MAIN APPLICATION BLOCK DIAGRAM
Rx 1
Power Supply
TEF82xx MMIC S32R MCU
Rx 2
Rx 3
Rx 4
ADC 1
PDC
Radar Data
RESET_N
SerializerLVDSCSI2
ADC 2
ADC 3
ADC 4 Xtal Osc.
Tx 1WaveformGenerator
Expansion Interface SPI
RadarProcessing
Platform
Car SecureNetwork
FlexRayEthernetCAN FD
Emb MemorySRAM
Connectivity
Safety Support
RadarAlgorithmsTracking
Tx 2
Tx 3
TimingEngine
FunctionalSafety
Xtal
Error Reset
ErrorN
ChirpStart
MCU_Int
SPI
QPS Tx 1
QPS Tx 2
QPS Tx 3
Clock
PhaseRotator
LO-in LO-out
Car
IVN
EthernetTJA1101
CANTJA1462A
