Infineon Technologies S6J336CHTBSE20000

Overview

S6J336CHTBSE20000 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, 2,112 KB TC-Flash, and operates from -40 °C to 105 °C.

For engineers reviewing the S6J336CHTBSE20000 datasheet, S6J336CHTBSE20000 pinout, S6J336CHTBSE20000 application, or S6J336CHTBSE20000 equivalent, key selection criteria include its dual-voltage support (3.3 V/5 V), 132 MHz real-time execution, integrated LCD controller (4 COM × 32 SEG), and hardware safety features including MPU, TPU, ECC RAM, and watchdog timers.

Technical Context

This MCU implements a lockstep-capable Arm Cortex-R5F core with dual 16 KB instruction/data caches, operating at up to 132 MHz with deterministic interrupt latency. Its memory subsystem includes 2,112 KB TC-Flash with 80-MHz access speed, 128 KB TC-RAM, and 128 KB System-RAM (with 24 KB backup area), all backed by ECC on critical SRAM and CAN FD buffers.

The peripheral set targets automotive HMI: integrated LCD controller with segment drive capability, 12-bit ADC (40 channels), 6-channel stepper motor controller, dual I2S interfaces (one output-only), and four independent CAN FD controllers each with 16 KB ECC-protected RAM - enabling concurrent high-bandwidth vehicle network communication and display rendering.

Key Specifications

Pinout & Package

Package: TEQFP-144 (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 RH850/F1K and TC375A, S6J336CHTBSE20000 delivers optimal balance of HMI-specific peripherals (LCD, stepper, audio), compact TEQFP-144 footprint, and ASIL-B compliance - making it purpose-built for cost-sensitive, space-constrained digital cluster designs.

Availability

S6J336CHTBSE20000 is available at Aetrix Electronics and suitable for automotive instrument clusters, central body control modules, and EV range dashboard systems requiring stable component supply, long-term lifecycle support, and AEC-Q100 qualification.

Supply support for S6J336CHTBSE20000 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 systems, automotive MCUs, and security solutions.

The TRAVEO™ T1G series - including S6J336CHTBSE20000 - was developed specifically for automotive human-machine interface applications, emphasizing integrated display control, functional safety, and secure communication in digital cockpit systems.

FAQ

What is the maximum operating frequency of the Arm Cortex-R5F core in S6J336CHTBSE20000?

The Arm Cortex-R5F core operates at up to 132 MHz, verified under recommended conditions (VCC5 = 5.0 V ±0.5 V, TA = -40 °C to 105 °C). This frequency is sustained across the full automotive temperature range with on-chip PLL and SSCG providing jitter-controlled clock synthesis.

Does S6J336CHTBSE20000 support CAN FD with hardware message filtering and buffering?

Yes - it integrates four independent CAN FD controllers, each with 16 KB of ECC-protected RAM (equivalent to 128-message buffers), plus hardware acceptance filtering, TX/RX FIFOs, and bit-rate switching support up to 5 Mbps, as confirmed in Section 7.4.12 of the datasheet.

How is the Secure Hardware Extension (SHE) implemented, and what cryptographic functions does it accelerate?

SHE is a dedicated hardware module supporting AES-128 encryption/decryption, SHA-256 hashing, and secure key storage with tamper-resistant registers. It offloads crypto operations from the CPU and enables secure boot, firmware signature verification, and encrypted OTA updates without software library dependencies.

Can the integrated LCD controller drive both static and multiplexed segment displays?

Yes - the LCD controller supports 4 common lines and up to 32 segment lines in static, 1/2, 1/3, or 1/4 multiplex configurations. It includes programmable bias voltage generation, frame frequency control, and blinking control - all configurable via dedicated registers without CPU intervention.