Infineon Technologies SAF-TC1100-L100EB-G BB

Overview

SAF-TC1100-L100EB-G BB from Infineon Technologies is a 32-bit TriCore™ V1.3 single-chip microcontroller featuring a 150 MHz CPU clock (120 MHz with MMU enabled), integrated 28 KB data SPRAM, 32 KB code SPRAM, and dual-issue superscalar architecture with hardware context switching. It includes on-chip debug support, a flexible external bus interface (EBU), and is designed for real-time automotive control applications requiring deterministic interrupt response and memory protection.

For engineers reviewing the SAF-TC1100-L100EB-G BB datasheet, SAF-TC1100-L100EB-G BB pinout, SAF-TC1100-L100EB-G BB application, or SAF-TC1100-L100EB-G BB equivalent, key selection criteria include its TriCore CPU performance envelope, EBU timing compliance for SDRAM/Flash interfacing, CCU6 PWM resolution, ASC/SSC peripheral concurrency, and LMB/FPI bus arbitration behavior in safety-critical firmware stacks.

Technical Context

The TC1100 implements a TriCore V1.3 CPU core with 4-stage pipeline, floating-point unit, and MAC instruction triple-issue capability under specific conditions. Its memory subsystem integrates MMU-based protection, 64 KB DMU SRAM, 16 KB boot ROM, and separate instruction/data caches (16 KB ICACHE, 4 KB DCACHE).

The on-chip bus architecture separates high-bandwidth local memory access (64-bit LMB) from peripheral interconnect (FPI), while the EBU supports demultiplexed/multiplexed external memory interfaces with configurable SDCLKO/BFCLKO timing and SDRAM burst control - critical for deterministic real-time I/O co-processing.

Key Specifications

Pinout & Package

SAF-TC1100-L100EB-G BB is housed in a P-LBGA-208 package (27 mm × 27 mm, 1.0 mm pitch), with 208 solder balls arranged in a 15×15 array excluding corner exclusions. Thermal pad exposed on underside for PCB heat dissipation.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 32-bit automotive microcontroller applications.

Compared with TC1766 and TC275, the SAF-TC1100-L100EB-G BB uniquely retains the EBU for legacy-compatible external memory expansion while delivering deterministic real-time performance at lower cost - making it optimal for incremental upgrades of existing ECU platforms with SDRAM-based data logging or Flash-based OTA update infrastructure.

Availability

SAF-TC1100-L100EB-G BB is available at Aetrix Electronics and suitable for automotive engine control units, industrial motor drives, body control modules, and industrial PLC gateways requiring stable component supply across extended product lifecycles.

Supply support for SAF-TC1100-L100EB-G BB 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 MCUs, and security solutions, with global R&D and manufacturing infrastructure.

The TriCore™ family was developed specifically for deterministic real-time automotive control, combining DSP-like signal processing, microcontroller flexibility, and safety-critical execution integrity - embodied in the TC1100's MMU, OCDS, and CCU6 PWM architecture.

FAQ

What is the maximum supported SDRAM density using the EBU?

The TC1100 EBU supports up to 128 MB of SDRAM using 16-bit data bus width and 13-bit row/column addressing. Configuration requires setting EBU registers for CAS latency, burst length, and refresh timing per JEDEC standards - validated with Micron MT48LC16M16A2 and ISSI IS42S16160B devices in reference designs.

Does the TC1100 support JTAG boundary scan for PCB test?

Yes, the TC1100 implements IEEE 1149.1-compliant JTAG TAP controller with full boundary-scan capability across all I/O pins. Test access is enabled via dedicated TCK/TMS/TDI/TDO pins and supports INTEST, EXTEST, and SAMPLE/PRELOAD instructions - documented in Section 4.3.6 of the datasheet.

Can the CCU61 module generate complementary PWM outputs with programmable dead time?

Yes, CCU61 supports complementary PWM generation on its three capture/compare channels with independent dead-time insertion (0–1023 system clock cycles). Dead-time values are loaded into dedicated shadow registers and synchronized to PWM period boundaries to prevent shoot-through in half-bridge drivers.

Is the boot ROM accessible for user code execution or only for bootloader use?

The 16 KB boot ROM is mapped at address 0x0000_0000 and contains factory-programmed startup code and low-level initialization routines. It is read-only and cannot be overwritten or executed as user application code; however, its contents may be copied to SPRAM for runtime patching or diagnostic extension under debug control.