Infineon Technologies CYT4DNJBMCQ1BZSGS

Overview

CYT4DNJBMCQ1BZSGS from Infineon is a TRAVEO™ T2G 32-bit automotive microcontroller featuring dual 320-MHz Arm® Cortex®-M7 CPUs, one 100-MHz Cortex®-M0+ security core, 6336-KB code-flash, 640-KB SRAM, and integrated 2D/2.5D graphics engine with 4096-KB VRAM. It supports CAN FD (up to 8 Mbps), Gigabit Ethernet (IEEE-802.3az), FPD-Link dual (2880×1080 @ 220 MHz), and JPEG decoding - deployed in automotive instrument clusters and HUD systems.

For engineers reviewing the CYT4DNJBMCQ1BZSGS datasheet, CYT4DNJBMCQ1BZSGS pinout, CYT4DNJBMCQ1BZSGS application, or CYT4DNJBMCQ1BZSGS equivalent, key selection criteria include dual-core deterministic real-time performance, ASIL-B functional safety compliance, on-the-fly graphics composition without frame buffers, secure boot with eSHE/HSM, and multi-display timing control via dedicated display engine.

Technical Context

The CYT4DNJBMCQ1BZSGS implements a heterogeneous multi-core architecture: two lockstep-capable Cortex®-M7 cores handle primary graphics and application processing, while the Cortex®-M0+ executes peripheral management and cryptographic operations including AES-128/192/256, SHA-256/512, and RSA/ECC via hardware vector unit. Memory subsystem includes RWW flash with dual-bank FOTA support and SECDED ECC on all safety-critical memories (SRAM, TCM, flash).

Graphics pipeline integrates capture engine (MIPI CSI-2 2-/4-lane, ITU656, RGB), composition engine, drawing engine, command sequencer, and display engine - enabling direct video feed-through with overlay, on-the-fly warping for HUD, and simultaneous dual-display output via parallel RGB and FPD-Link interfaces. Audio subsystem provides four TDM, two PCM-PWM, five SG, and dual PCM mixers with DAC.

Key Specifications

Pinout & Package

Package: 327-ball BGA, 17 mm × 17 mm × 1.70 mm, 0.8-mm ball pitch, RoHS-compliant.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar automotive graphics and networking MCU applications.

Compared with NXP S32K344 and Renesas RH850/U2A, CYT4DNJBMCQ1BZSGS uniquely integrates dual-M7 compute, on-chip 2D/2.5D graphics, dual-display timing, and JPEG decode - eliminating need for external graphics ICs in instrument cluster and HUD designs.

Availability

CYT4DNJBMCQ1BZSGS is available at Aetrix Electronics and suitable for automotive instrument clusters, Head-Up Displays, multi-display infotainment systems, and Ethernet gateways requiring stable component supply across extended production lifecycles.

Supply support for CYT4DNJBMCQ1BZSGS includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive electronics, and security solutions, with global R&D and manufacturing infrastructure.

CYT4DN belongs to the TRAVEO™ T2G product line - engineered specifically for automotive human-machine interface (HMI) applications demanding high-resolution graphics, real-time responsiveness, functional safety, and secure over-the-air updates.

FAQ

What power supply rails does CYT4DNJBMCQ1BZSGS require?

The device requires a single 2.7–5.5-V input supply, from which it internally generates regulated 1.1-V core (VDDD), 1.1-V ADC (VDDA_ADC), and 1.1-V I/O (VCCD) rails. Dedicated BOD circuits monitor VDDD and VDDA_ADC at 2.7 V and 3.0 V thresholds, and VCCD at 1.1 V, ensuring robust operation across automotive battery transients.

Does CYT4DNJBMCQ1BZSGS support secure firmware updates over CAN FD?

Yes - the device supports Firmware Over-The-Air (FOTA) via dual-bank flash architecture and hardware-accelerated AES-GCM decryption. Secure boot validates digital signatures before execution, and CAN FD serves as a trusted transport layer when combined with HSM-managed session keys and authenticated message framing.

Can the graphics engine drive two independent displays with different timings?

Yes - the display engine contains two independent timing generators, allowing asynchronous configuration of parallel RGB and FPD-Link dual interfaces. Each output supports programmable resolution, pixel clock, H/V sync polarity, and blanking intervals - verified for simultaneous 1600×600 and 2880×1080 operation at native refresh rates.

Is the MIPI CSI-2 interface compatible with standard automotive camera modules?

Yes - the MIPI CSI-2 receiver supports 2- and 4-lane configurations with lane rates up to 2.2 Gbps per lane, compliant with MIPI Alliance D-PHY v1.2. It interfaces directly with common automotive camera sensors (e.g., ON Semiconductor AR0233, Sony IMX327) and supports embedded sync, error detection, and automatic lane deskew.