Infineon Technologies S6J336CJSBSE20000

Overview

S6J336CJSBSE20000 from Infineon Technologies (formerly Cypress) is an automotive-grade 32-bit Arm® Cortex®-R5F microcontroller designed for digital instrument cluster control, supporting speedometer, tachometer, fuel gauge, and temperature meter functions. It integrates CAN FD (4 channels), Secure Hardware Extension (SHE), ASIL-B compliance per ISO 26262, operates from -40 °C to 105 °C, and features 2,112 KB TC-Flash + 112 KB Work-Flash, 256 KB total RAM, and 132 MHz core clock.

For engineers reviewing the S6J336CJSBSE20000 datasheet, S6J336CJSBSE20000 pinout, S6J336CJSBSE20000 application, or S6J336CJSBSE20000 equivalent, key selection criteria include AEC-Q100 qualification, dual-voltage operation (3.3 V/5 V), integrated LCD controller (4 COM × 32 SEG), 12-bit ADC (48 channels), and hardware safety mechanisms including MPU, TPU, ECC, and watchdog timers.

Technical Context

This MCU implements a dual-domain power architecture (PD1/PD2/PD4) with dedicated clock domains for real-time control and display subsystems. Its Arm Cortex-R5F core executes with lockstep-capable memory protection (MPU), time-protection units (TPU), and ECC-protected Flash/RAM - enabling deterministic execution required for ASIL-B functional safety.

The peripheral set includes four independent CAN FD controllers with 16 KB ECC-protected RAM per channel (equivalent to 128-message buffers), a segment LCD controller supporting up to 128 segments, and a sound subsystem comprising PCM-PWM, I2S (2 channels), and sound mixer - all synchronized via shared base timer resources and low-latency interrupt routing.

Key Specifications

Pinout & Package

Package: TEQFP-176 (0.5 mm pitch), RoHS-compliant, automotive-qualified with moisture sensitivity level MSL3.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar automotive cluster microcontroller applications.

Compared with R7F7016843AFP#AA0 and S32K344, S6J336CJSBSE20000 uniquely combines ASIL-B safety, integrated segment LCD controller, and dual-voltage operation - making it optimal for cost-sensitive, display-intensive automotive clusters where minimizing external components is critical.

Availability

S6J336CJSBSE20000 is available at Aetrix Electronics and suitable for digital instrument clusters, automotive gauge control units, central display interface hubs, and secure OTA update nodes requiring stable component supply across automotive production lifecycles.

Supply support for S6J336CJSBSE20000 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 global semiconductor leader headquartered in Munich, Germany, specializing in power management, automotive, and security solutions with over 40 years of automotive qualification expertise.

This device belongs to the TRAVEO™ T1G family - engineered specifically for automotive human-machine interface (HMI) applications requiring integrated display control, functional safety, and secure connectivity in compact instrument clusters.

FAQ

What is the maximum operating frequency of the Arm Cortex-R5F core in S6J336CJSBSE20000?

The Arm Cortex-R5F core operates at up to 132 MHz, verified under recommended operating conditions (VCC5 = 5.0 V ± 0.5 V, TA = -40 °C to 105 °C). This frequency is sustained across the full automotive temperature range and supports deterministic real-time execution for cluster UI rendering and CAN FD message processing without throttling.

Does S6J336CJSBSE20000 support both 3.3 V and 5 V power supplies simultaneously?

Yes - the device supports dual-supply configurations: VCC5/VCC53_1 accepts either 5.0 V ±0.5 V or 3.3 V ±0.3 V, while AVCC5 and DVCC are internally regulated. The LDO supports 5 V input with internal 3.3 V generation, enabling mixed-voltage board designs without external regulators for analog and digital domains.

How many CAN FD channels does S6J336CJSBSE20000 integrate, and what is their memory allocation?

S6J336CJSBSE20000 integrates four independent CAN FD controllers, each with 16 KB of dedicated ECC-protected RAM. This equates to 128 message buffers per channel, supporting concurrent high-speed telemetry ingestion from multiple vehicle domains while maintaining data integrity through ECC correction.

Is the segment LCD controller capable of driving multiplexed displays, and what is its maximum configuration?

Yes - the integrated segment LCD controller supports 4 common (COM) lines and up to 32 segment (SEG) lines, enabling direct drive of passive-matrix segmented displays with 1:4 duty cycle and 1:16 bias ratio. It includes hardware blink control, contrast adjustment, and partial display update modes to minimize CPU overhead during dynamic gauge animation.