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Infineon Technologies CYT4BB7CEBQ0AEEGST
- Part No.:
- CYT4BB7CEBQ0AEEGST
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 144-LQFP Exposed Pad
- Datasheet:
-
CYT4BB7CEBQ0AEEGST.pdf
- Description:
- IC MCU 32BT 4.0625MB FLSH 144QFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,097
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Product details
Overview
CYT4BB7CEBQ0AEEGST from Infineon is a TRAVEO™ T2G 32-bit automotive microcontroller featuring dual Arm® Cortex®-M7 CPUs (250 MHz), one Arm® Cortex®-M0+ CPU (100 MHz), 4160 KB code-flash, 768 KB SRAM, and hardware security including AES-256, ECC, SHA-512, and eSHE/HSM. It supports CAN FD (up to 8 Mbps), 11 SCB channels (I²C/SPI/UART), Ethernet MAC (10/100 Mbps), and ASIL-B functional safety for high-end body-control units.
For engineers reviewing the CYT4BB7CEBQ0AEEGST datasheet, CYT4BB7CEBQ0AEEGST pinout, CYT4BB7CEBQ0AEEGST application, or CYT4BB7CEBQ0AEEGST equivalent, key selection criteria include dual-core deterministic real-time performance, secure boot with digital signature verification, RWW flash update capability, and integrated Ethernet + CAN FD coexistence in automotive domain controllers.
Technical Context
The device implements a heterogeneous multi-core architecture: two lockstep-capable Cortex-M7 cores handle primary control and signal processing, while the Cortex-M0+ manages peripheral offload, security services, and inter-processor communication via hardware mailbox. Memory subsystem includes SECDED ECC on all safety-critical memories (flash, SRAM, TCM) and dual-bank flash supporting atomic FOTA updates.
Clocking uses multiple independent sources - IMO, ILO, ECO, WCO, PLL, and FLL - with CSV supervision and configurable BOD thresholds (2.7 V / 3.0 V on VDDD/VDDA, 1.1 V on VCCD). Power management supports five low-power modes (Active, Sleep, Low-power Sleep, DeepSleep, Hibernate) with up to 220 GPIO wake sources and dedicated EVTGEN timers for cyclic DeepSleep wakeup.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core(s) | Dual Arm® Cortex®-M7 @ 250 MHz + single Cortex®-M0+ @ 100 MHz for security/peripheral offload |
| Flash Memory | 4160 KB code-flash + 256 KB work-flash; supports Read-While-Write and dual-bank FOTA |
| SRAM | 768 KB with selectable retention granularity for low-power state preservation |
| CAN FD Channels | Up to 8 channels compliant with ISO 11898-1:2015 and Bosch CAN FD v1.0 (non-ISO) |
| Ethernet Interface | 10/100 Mbps MAC with MII/RMII PHY support and IEEE-1588 PTP/IEEE-802.1BA AVB compliance |
| Security Engine | HSM with AES-128/192/256, 3DES, RSA/ECC acceleration, SHA-1/2/3, TRNG, and Galois/Counter Mode |
| Functional Safety | ASIL-B certified: SMPU, PPU, MCWDT, SECDED ECC on SRAM/flash/TCM, CSV, LVD/BOD/OVD |
Pinout & Package
Package: 272-ball BGA, 16 mm × 16 mm × 1.7 mm (max), 0.8 mm ball pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDIO0–VDDIO7 | I/O power supply banks | Eight independent 1.71–5.5 V I/O voltage domains enabling mixed-voltage interface operation |
| VDDD / VDDA | Digital/analog core supply | 2.7–5.5 V input regulated internally to 1.1 V core; dual BOD thresholds (2.7 V / 3.0 V) for fail-safe monitoring |
| XTAL_IN / XTAL_OUT | External crystal oscillator input/output | Supports 1–50 MHz crystals for precise clock source; used with ECO block for system timing stability |
| ETH_RXD0–ETH_RXD3 / ETH_TXD0–ETH_TXD3 | Ethernet PHY data lanes | RMII/MII interface pins for 10/100 Mbps Ethernet connectivity with IEEE-1588 timestamp alignment |
| CANFD0_TX / CANFD0_RX – CANFD7_TX / CANFD7_RX | CAN FD transceiver interfaces | Dedicated differential pairs per channel; each supports up to 8 Mbps data rate with ISO 11898-1 framing |
| JTAG_TCK / JTAG_TMS / JTAG_TDI / JTAG_TDO / SWDIO / SWCLK | Debug interface signals | IEEE-1149.1 JTAG and Arm SWD ports supporting ETM instruction/data trace and secure debug authentication |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core deterministic execution | Two Cortex-M7 cores with independent caches, TCM, and MPU enable time-critical task partitioning without OS interference |
| Secure boot with hardware root-of-trust | eSHE/HSM enforces authenticated firmware load using ECDSA signatures and fast secure boot path under 100 ms |
| ASIL-B safety mechanisms | Hardware-implemented SMPU, PPU, and SECDED ECC eliminate software-only safety overhead for ISO 26262 compliance |
| Flexible communication coexistence | Simultaneous operation of 8 CAN FD channels, 11 SCBs, 16 LIN, and 1 Ethernet MAC enables centralized vehicle domain controller architecture |
| Low-power system control | Five power modes with granular retention control and 220 GPIO wake sources allow sub-μA hibernate current in body electronics applications |
Applications
| Body Control Module (BCM) | Domain Controller for Zonal Architecture |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and HVAC in premium vehicles. IC Role / Device Role / Timing Role: Primary application processor executing AUTOSAR BSW and application SW with deterministic response to LIN/CAN FD sensor inputs. Use Value: Dual Cortex-M7 cores deliver >1000 DMIPS combined throughput for concurrent real-time tasks, while ASIL-B safety features satisfy BCM functional safety requirements. | Use Scenario: Aggregation point for multiple vehicle zones (front, rear, left, right) with Ethernet backbone and CAN FD edge networks. IC Role / Device Role / Timing Role: High-bandwidth gateway and compute node managing time-synchronized data routing between Ethernet AVB streams and CAN FD actuator commands. Use Value: Integrated IEEE-1588 PTP and 10/100 Mbps Ethernet MAC enable sub-microsecond time synchronization across zonal ECUs without external timing hardware. |
| Advanced Lighting Control Unit | Secure OTA Update Gateway |
Use Scenario: Adaptive front-lighting system (AFS) with pixel-level LED matrix control and thermal monitoring. IC Role / Device Role / Timing Role: Real-time PWM generation (via 75 TCPWM blocks) synchronized with SAR ADC temperature sampling for closed-loop thermal derating. Use Value: Hardware-synchronized sampling across three 12-bit SAR ADCs (1 Msps each) ensures accurate junction temperature feedback for dynamic LED current adjustment. | Use Scenario: Secure firmware distribution hub receiving signed updates over cellular/Wi-Fi and validating/authenticating before flash programming. IC Role / Device Role / Timing Role: Trusted execution environment hosting HSM-based signature verification, decryption, and dual-bank flash swap during FOTA. Use Value: On-the-fly AES-GCM decryption and RWW flash operation allow zero-downtime updates with rollback protection and tamper-evident logging. |
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; no integrated Ethernet MAC; supports CAN XL (not CAN FD only); different security module (EdgeLock SE050) | Better suited for chassis/safety-critical gateways requiring CAN XL; lacks native Ethernet for AVB/PTP use cases | Select when CAN XL interoperability or higher single-core clock speed outweighs need for integrated Ethernet and dual-M7 redundancy |
| Renesas RH850/U2A | Tri-core (RH850-G3M + 2x G3KH); 200 MHz; no cryptographic accelerator; ASIL-D capable; proprietary toolchain | Targeted at powertrain and ADAS where ASIL-D certification and legacy RH850 ecosystem are mandatory | Select for ASIL-D systems requiring long-term toolchain continuity and highest functional safety integrity level |
Compared with NXP S32K344 and Renesas RH850/U2A, CYT4BB7CEBQ0AEEGST uniquely combines dual Cortex-M7 cores, integrated Ethernet MAC with IEEE-1588, and hardware-accelerated cryptography in a single ASIL-B-certified package - making it optimal for next-gen zonal domain controllers requiring secure, time-synchronized, multi-protocol aggregation.
Availability
CYT4BB7CEBQ0AEEGST is available at Aetrix Electronics and suitable for automotive body control modules, zonal domain controllers, advanced lighting systems, and secure OTA gateways requiring stable component supply and long lifecycle support.
Supply support for CYT4BB7CEBQ0AEEGST 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 ICs, and security solutions, with global R&D and manufacturing infrastructure.
This part belongs to the TRAVEO™ T2G family - designed specifically for automotive domain controllers requiring real-time determinism, functional safety (ASIL-B), and secure connectivity across CAN FD, Ethernet, and LIN networks.
FAQ
What is the maximum operating frequency of the Cortex-M7 cores in CYT4BB7CEBQ0AEEGST?
The dual Arm® Cortex®-M7 cores operate at up to 250 MHz each, with independent 16-KB instruction and data caches, 16-KB TCM, and single/double-precision FPU. This frequency is guaranteed across the full industrial temperature range (–40 °C to +125 °C) and 2.7–5.5 V supply range, as validated in Infineon's characterization reports.
Does CYT4BB7CEBQ0AEEGST support simultaneous CAN FD and Ethernet operation?
Yes - the device integrates eight CAN FD controllers and one 10/100 Mbps Ethernet MAC that operate concurrently without resource contention. Its memory-mapped peripherals, dedicated DMA controllers (P-DMA0/P-DMA1/M-DMA0), and hardware event routing ensure deterministic latency for both protocols in domain controller applications.
How is functional safety implemented for ASIL-B compliance?
ASIL-B compliance is achieved through hardware-enforced mechanisms: shared memory protection unit (SMPU), peripheral protection unit (PPU), multi-counter watchdog timer (MCWDT), SECDED ECC on flash/SRAM/TCM, clock supervisor (CSV), and brown-out detection with dual thresholds. These are documented in Infineon's ISO 26262 FMEDA report for CYT4BB.
What debug interfaces does CYT4BB7CEBQ0AEEGST provide?
It provides IEEE-1149.1 JTAG and Arm Serial Wire Debug (SWD) interfaces, both supporting secure debug authentication. The JTAG port enables full instruction/data trace via Embedded Trace Macrocell (ETM), while SWD supports data trace only - compatible with IAR EWARM and Green Hills MULTI development tools.
CYT4BB7CEBQ0AEEGST Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 144-LQFP Exposed Pad
- Series:
- Traveo™ T2G
- Packaging:
- Tape & Reel (TR)
- 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:
- 116
- 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 70x12b SAR
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
CYT4BB7CEBQ0AEEGST FAQ
1.How can I place an order for CYT4BB7CEBQ0AEEGST through Aetrix?
Please submit a Request for Quotation (RFQ) for CYT4BB7CEBQ0AEEGST 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 CYT4BB7CEBQ0AEEGST reliable?
The price and inventory of CYT4BB7CEBQ0AEEGST are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for CYT4BB7CEBQ0AEEGST is usually 5 days.
3.What payment methods are accepted for CYT4BB7CEBQ0AEEGST?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for CYT4BB7CEBQ0AEEGST transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for CYT4BB7CEBQ0AEEGST?
CYT4BB7CEBQ0AEEGST orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your CYT4BB7CEBQ0AEEGST 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 CYT4BB7CEBQ0AEEGST?
For technical support, including CYT4BB7CEBQ0AEEGST datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your CYT4BB7CEBQ0AEEGST requirements.
6.How does Aetrix verify that CYT4BB7CEBQ0AEEGST is sourced from the original manufacturer or authorized distributors?
All CYT4BB7CEBQ0AEEGST 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 CYT4BB7CEBQ0AEEGST meets industry standards.
7.What is the process for return or replacement of CYT4BB7CEBQ0AEEGST?
All CYT4BB7CEBQ0AEEGST units undergo pre-shipment inspection (PSI). If there is an issue with CYT4BB7CEBQ0AEEGST, 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 CYT4BB7CEBQ0AEEGST part is unused and in its original packaging.
Return procedure for CYT4BB7CEBQ0AEEGST:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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