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Infineon Technologies CYT4BB5CEBQ0AESGS
- Part No.:
- CYT4BB5CEBQ0AESGS
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 100-LQFP Exposed Pad
- Datasheet:
-
CYT4BB5CEBQ0AESGS.pdf
- Description:
- IC MCU 32BT 4.0625MB FLSH 100QFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,441
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Product details
Overview
CYT4BB5CEBQ0AESGS from Infineon is a TRAVEO™ T2G 32-bit automotive microcontroller with dual Arm® Cortex®-M7 CPUs (250 MHz), one Cortex®-M0+ CPU (100 MHz), 4160 KB code-flash, 768 KB SRAM, and integrated CAN FD (up to 8 Mbps), Ethernet MAC (10/100 Mbps), and LIN (16 channels). It targets high-end body-control units requiring ASIL-B functional safety, secure boot, and hardware cryptography acceleration.
For engineers reviewing the CYT4BB5CEBQ0AESGS datasheet, CYT4BB5CEBQ0AESGS pinout, CYT4BB5CEBQ0AESGS application, or CYT4BB5CEBQ0AESGS equivalent, key selection considerations include dual-core deterministic real-time execution, RWW flash for FOTA updates, SECDED ECC on all safety-critical memories, and hardware-accelerated AES-128/192/256, SHA-256/512, and ECC/RSA crypto engines.
Technical Context
The device implements a heterogeneous dual-CPU subsystem: two lockstep-capable Cortex®-M7 cores operate at 250 MHz with independent 16-KB I/D caches and TCM, while the Cortex®-M0+ handles peripheral offload and security services. Inter-processor communication is implemented via dedicated hardware mailboxes and shared memory with SMPU enforcement.
Functional safety is architected across layers: MPU/SMPU/PPU enforce memory and peripheral access isolation; MCWDT, CSV, BOD (2.7 V / 3.0 V / 1.1 V thresholds), and SECDED ECC on flash/SRAM/TCM meet ASIL-B requirements per ISO 26262. The Ethernet MAC supports IEEE-1588 PTP and AVB with MII/RMII PHY interfaces.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core(s) | Dual Arm® Cortex®-M7 @ 250 MHz + single Cortex®-M0+ @ 100 MHz - enables real-time task partitioning and security separation. |
| Flash Memory | 4160 KB code-flash + 256 KB work-flash - supports Read-While-Write and dual-bank FOTA for zero-downtime updates. |
| SRAM | 768 KB with selectable retention granularity - allows fine-grained power gating in Sleep/DeepSleep modes. |
| CAN FD Channels | Up to 8 channels, 8 Mbps data rate - meets ISO 11898-1:2015 and Bosch CAN FD v1.0 for high-bandwidth vehicle networking. |
| Ethernet Interface | 10/100 Mbps MAC with IEEE-1588 PTP and AVB support - enables time-synchronized audio/video bridging in domain controllers. |
| ADC | Three 12-bit SAR ADCs (75 total external channels, 1 Msps max) - supports synchronized sampling for motor control and sensor fusion. |
| Crypto Engine | AES-128/192/256, SHA-256/512, ECC/RSA, TRNG, GCM - accelerates secure boot, OTA authentication, and TLS offload. |
Pinout & Package
CYT4BB5CEBQ0AESGS is housed in a 272-ball BGA package (16 mm × 16 mm, 0.8 mm ball pitch, 1.7 mm max height), optimized for automotive ECU thermal and routing density requirements.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA | Analog supply input | 2.7–5.5 V analog rail powering ADCs, comparators, and reference circuits; requires separate filtering from digital supplies. |
| VDDD | Digital core supply input | 2.7–5.5 V digital rail feeding Cortex-M7/M0+ cores and digital peripherals; regulated internally to 1.1 V core voltage. |
| XTAL_IN / XTAL_OUT | External crystal oscillator interface | Supports 1–50 MHz crystals for precise clock source; used with ECO block for system timing stability and jitter control. |
| ETH_MDIO / ETH_MDC | Ethernet management interface | IEEE-802.3-compliant MDIO/MDC pair for PHY configuration and status polling during link initialization and runtime. |
| CANFD0_TX / CANFD0_RX | Channel 0 CAN FD transceiver interface | Differential signaling pair compliant with ISO 11898-2; requires external CAN transceiver for physical layer termination and bus driving. |
| JTAG_TCK / JTAG_TMS / JTAG_TDI / JTAG_TDO | IEEE-1149.1 debug interface | Enables boundary scan, flash programming, and full-core debugging; SWD alternative available on dedicated pins. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core lockstep support | Enables ASIL-B compliance via hardware-enforced core redundancy and error detection on instruction/data paths. |
| Hardware Security Module (HSM) | Offloads cryptographic operations (AES, SHA, ECC) from application cores, reducing latency and preventing software-side side-channel leakage. |
| Configurable power modes | Five distinct low-power states (Active, Sleep, Low-power Sleep, DeepSleep, Hibernate) with sub-μA wake-up current and multi-pin wakeup capability. |
| Smart I/O blocks | Five programmable logic units performing Boolean operations on up to 36 GPIO_STD pins - enables hardware-level signal conditioning without CPU intervention. |
| Peripheral protection unit (PPU) | Enforces privilege-based access control to peripherals at runtime, preventing unauthorized register writes in safety-critical contexts. |
Applications
| Body Control Module (BCM) | Gateway ECU |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and seat functions in premium vehicles. IC Role / Device Role / Timing Role: Primary application processor executing AUTOSAR BSW and application SW, managing CAN FD/LIN/Ethernet interconnects. Use Value: Dual M7 cores enable concurrent real-time control and diagnostics; RWW flash permits seamless firmware updates without service interruption. |
Use Scenario: Aggregating and routing messages between powertrain, chassis, infotainment, and ADAS domains over CAN FD and Ethernet. IC Role / Device Role / Timing Role: High-throughput network bridge with IEEE-1588 timestamping for deterministic message forwarding and protocol translation. Use Value: Hardware-accelerated crypto ensures secure OTA gateway firmware updates; 8 CAN FD channels support multi-bus topology without external bridges. |
| Electric Power Steering (EPS) | Advanced Lighting Control |
Use Scenario: Real-time torque assist calculation, motor position feedback, and fault monitoring in steer-by-wire systems. IC Role / Device Role / Timing Role: Safety-certified controller running ASIL-B motor control algorithms with synchronized ADC sampling and PWM_DT generation. Use Value: SECDED ECC on SRAM/flash and SMPU-enforced memory isolation guarantee data integrity under EMI stress and transient faults. |
Use Scenario: Adaptive LED matrix control with dynamic beam shaping, thermal management, and diagnostics in headlamp modules. IC Role / Device Role / Timing Role: Dedicated M0+ core handles LIN communication and LED driver sequencing while M7 cores run vision-based beam algorithms. Use Value: Smart I/O blocks perform hardware-level PWM dimming logic and fault detection, freeing M7 cycles for image processing tasks. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP S32K344 | Single Cortex-M7 @ 320 MHz; 4 MB flash; no integrated Ethernet MAC; supports CAN XL but not CAN FD at 8 Mbps. | Lacks native 10/100 Ethernet and IEEE-1588 support - requires external PHY and software PTP stack. | Select when CAN XL readiness and higher single-core throughput outweigh need for integrated Ethernet and dual-M7 determinism. |
| Renesas RH850/U2A | 32-bit RXv3 core @ 400 MHz; 12 MB flash; supports CAN FD (5 Mbps); no hardware crypto accelerator beyond basic AES. | Higher flash density but lacks HSM-grade crypto acceleration and RWW capability for concurrent FOTA. | Select for legacy RH850 ecosystem migration where extended flash and deterministic interrupt latency are prioritized over modern crypto and update flexibility. |
Compared with CYT4BB5CEBQ0AESGS, the S32K344 offers higher single-core speed but omits integrated Ethernet and dual-M7 safety partitioning, while the RH850/U2A provides larger flash but lacks hardware-accelerated SHA-512, ECC, and true RWW - limiting secure, zero-downtime field updates.
Availability
CYT4BB5CEBQ0AESGS is available at Aetrix Electronics and suitable for body control modules, gateway ECUs, electric power steering systems, and advanced lighting control requiring stable component supply, long-term automotive qualification, and ASIL-B compliance.
Supply support for CYT4BB5CEBQ0AESGS 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 is a German semiconductor manufacturer specializing in power management, automotive ICs, and security solutions, with global manufacturing and automotive AEC-Q100 qualification infrastructure.
CYT4BB belongs to the TRAVEO™ T2G family - designed specifically for next-generation automotive domain controllers requiring dual-core real-time performance, hardware-enforced security, and multi-protocol connectivity (CAN FD, LIN, Ethernet).
FAQ
What is the maximum CAN FD data rate supported by CYT4BB5CEBQ0AESGS?
CYT4BB5CEBQ0AESGS supports up to 8 Mbps CAN FD data rate per channel, compliant with ISO 11898-1:2015 and Bosch CAN FD Specification v1.0. This rate is achievable under optimal physical layer conditions using compatible transceivers and proper PCB layout; actual bus speed depends on node count, cable length, and termination.
Does CYT4BB5CEBQ0AESGS include hardware support for IEEE-1588 Precision Time Protocol?
Yes - the integrated Ethernet MAC natively supports IEEE-1588 PTP with hardware timestamping for transmit and receive frames, enabling sub-microsecond time synchronization across vehicle networks. No external timestamping hardware or software compensation is required for basic PTP operation.
How does the dual-bank flash architecture enable FOTA updates?
The 4160 KB code-flash supports dual-bank mode, allowing one bank to execute active firmware while the other receives and validates a new image. Upon successful CRC and signature verification, the boot vector is atomically switched - ensuring no boot failure or partial update state during field deployment.
Is CYT4BB5CEBQ0AESGS qualified for automotive temperature grade?
Yes - CYT4BB5CEBQ0AESGS is qualified per AEC-Q100 Grade 1 (−40 °C to +125 °C ambient), with validated operation across the full range including junction temperature derating. Thermal design must maintain Tj ≤ 150 °C under worst-case power dissipation and airflow conditions.
CYT4BB5CEBQ0AESGS Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 100-LQFP Exposed Pad
- Series:
- Traveo™ T2G
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-M0+, ARM® Cortex®-M7
- Core Size:
- 32-Bit Quad-Core
- Speed:
- 100MHz, 250MHz
- Connectivity:
- CANbus, Ethernet, I2C, LINbus, eMMC/SD, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, I2S, LVD, POR, PWM, WDT
- Number of I/O:
- 72
- Program Memory Size:
- 4.0625MB (4.0625M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 256K x 8
- RAM Size:
- 768K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 55x12b SAR
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
CYT4BB5CEBQ0AESGS FAQ
1.How can I place an order for CYT4BB5CEBQ0AESGS through Aetrix?
Please submit a Request for Quotation (RFQ) for CYT4BB5CEBQ0AESGS on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for CYT4BB5CEBQ0AESGS reliable?
The price and inventory of CYT4BB5CEBQ0AESGS are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for CYT4BB5CEBQ0AESGS is usually 5 days.
3.What payment methods are accepted for CYT4BB5CEBQ0AESGS?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for CYT4BB5CEBQ0AESGS transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for CYT4BB5CEBQ0AESGS?
CYT4BB5CEBQ0AESGS orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your CYT4BB5CEBQ0AESGS order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for CYT4BB5CEBQ0AESGS?
For technical support, including CYT4BB5CEBQ0AESGS datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your CYT4BB5CEBQ0AESGS requirements.
6.How does Aetrix verify that CYT4BB5CEBQ0AESGS is sourced from the original manufacturer or authorized distributors?
All CYT4BB5CEBQ0AESGS products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that CYT4BB5CEBQ0AESGS meets industry standards.
7.What is the process for return or replacement of CYT4BB5CEBQ0AESGS?
All CYT4BB5CEBQ0AESGS units undergo pre-shipment inspection (PSI). If there is an issue with CYT4BB5CEBQ0AESGS, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The CYT4BB5CEBQ0AESGS part is unused and in its original packaging.
Return procedure for CYT4BB5CEBQ0AESGS:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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