SAK-TC234LP-32F200N - AURIX TC23xL MCU 200MHz 2MB Flash TQFP-144 | Infineon
MPN: SAK-TC234LP-32F200N ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $18.9 | $18.90 |
| 10 | $17.25 | $172.50 |
| 100 | $14.8 | $1,480.00 |
| 500 | $12.95 | $6,475.00 |
| 1,000 | $11.4 | $11,400.00 |
SAK-TC234LP-32F200N Overview
A 32-bit microcontroller (MCU) is an integrated processor that combines a CPU core, memory, and programmable peripherals on a single silicon die. Within the embedded hierarchy, a TriCore AURIX MCU sits between a generic microcontroller and a microprocessor SoC, combining real-time control performance with DSP capability and on-chip safety features. The AURIX family in particular targets automotive functional-safety applications under ISO 26262, integrating lockstep cores and hardware security modules.
Key features include 32-bit single-precision performance at 200 MHz, 2 MB program Flash, 128 KB Data Flash plus 192 KB SRAM, a six-node CAN/CAN-FD interface, and 24 ADC input channels. The TQFP-144 (16x16 mm) package with exposed pad provides efficient thermal dissipation for automotive under-hood and chassis applications.
The TC23xL architecture combines one TriCore CPU with dedicated peripheral subsystem and on-chip debug support, enabling deterministic interrupt response. Its lockstep-aware design supports ASIL-B/D safety classification, while the on-chip HSM provides cryptographic acceleration for secure boot and OTA updates.
Typical applications include automotive body and chassis ECUs, electric power steering, airbag controllers, sensor fusion nodes, and safety-critical industrial PLCs. The wide 1.17V-5.5V supply range also supports 12V/24V battery-direct designs without external regulators.
When designing with this device, ensure the exposed thermal pad is soldered to a sufficiently large copper pour to meet the datasheet thermal resistance specification. The CAN-FD support differentiates the -32F200N variant from the -32F200F revision; verify peripheral requirements before substituting.
This page synthesizes distributor pricing, AURIX family cross-references, and practical design notes not found in the manufacturer datasheet, giving engineers a single reference for cost-down and second-source decisions.
Drop-in alternatives for SAK-TC234LP-32F200N — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with SAK-TC234LP-32F200N (same form factor and footprint) — differing in Package, Core Architecture, Communication Interfaces, Core Count, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
SAK-TC234L-32F200N AC
✅ Drop-In📋 Reference alternative (not in catalog)
SAK-TC233LP-32F200F AC
✅ Drop-In📋 Reference alternative (not in catalog)
SAK-TC234LP-32F200N
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$11.4 / Unit
View Datasheet →TC234LP32F200NACKXUMA1
✅ Drop-In📋 Reference alternative (not in catalog)
SAK-TC234LP-32F200N Maximum Ratings & Electrical Characteristics
| Core Architecture | TriCore (32-bit) |
| Family | AURIX TC23xL |
| Maximum Clock Frequency | 200 MHz |
| Program Flash Memory | 2 MB (2M x 8) |
| Data Flash Memory | 128 KB |
| SRAM (incl. Cache) | 192 KB |
| Operating Voltage Range | 1.17 V to 5.5 V |
| Operating Temperature Range | -40 C to +125 C |
| CAN Nodes | 6 (CAN / CAN-FD, ISO 11898-1) |
| ADC Input Lines | 24 |
| Package | TQFP-144 (16x16 mm), exposed pad |
| Package Designator | PG-TQFP-144-27 |
| Mounting Type | Surface Mount |
| MSL Level | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant |
| Automotive Grade | Yes (AEC-Q100 qualified) |
SAK-TC234LP-32F200N pg-tqfp-144-27 Pin Configuration Guide
Pin configuration for SAK-TC234LP-32F200N (pg-tqfp-144-27 package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for SAK-TC234LP-32F200N.
Refer to the datasheet for full pin configuration.
Typical Applications
SAK-TC234LP-32F200N is suitable for 6 applications: Automotive Body Control Module (BCM), Electric Power Steering (EPS) ECU, Airbag / Supplemental Restraint System (SRS) Controller, Industrial Safety PLC, Battery Management System (BMS) Master Controller, Sensor Fusion Domain Controller.
Automotive Body Control Module (BCM)
The SAK-TC234LP-32F200N AC serves as the central body control MCU, aggregating lighting, door, mirror, and wiper subsystems across a vehicle's CAN-FD network. Its six CAN/CAN-FD nodes support ISO 11898-1 high-speed bus arbitration at 2 Mbps, enabling centralized control without an external CAN transceiver controller. The 2 MB program Flash and 128 KB Data Flash accommodate AUTOSAR RTE plus manufacturer-specific body firmware, while 192 KB SRAM supports run-time diagnostics. AEC-Q100 Grade 1 qualification from -40 C to +125 C handles under-hood and cabin thermal stress. Compared to legacy 16-bit BCM controllers, the TriCore v1.6.1 single-precision DSP instructions accelerate low-speed body controller area network (LIN) gateway routines, and the TQFP-144 footprint simplifies layout reuse across vehicle platforms.
Recommended
Electric Power Steering (EPS) ECU
EPS ECUs demand deterministic torque-loop control and ASIL-B/D compliance, both delivered by the SAK-TC234LP-32F200N AC at 200 MHz. The 24 ADC input lines digitize torque sensor, motor current, and rotor position feedback with sub-microsecond synchronization through the Generic Timer Module (GTM). The TriCore DSP extensions perform field-oriented control (FOC) math on motor-phase currents in real time, eliminating a companion DSP. Six CAN-FD interfaces stream vehicle data to the chassis domain controller at 5 Mbps. With 192 KB SRAM and 2 MB Flash, EPS calibration tables and dual-track firmware fit on-chip. The exposed-pad TQFP-144 package dissipates the EPS MCU's continuous compute load while staying within AEC-Q100 Grade 1 thermal limits.
Recommended
Airbag / Supplemental Restraint System (SRS) Controller
Safety-critical airbag controllers depend on the SAK-TC234LP-32F200N AC's ASIL-D-capable lockstep monitor and hardware security module (HSM) for cryptographic firmware authentication. The on-chip HSM accelerates AES-128 and ECC verification of deployed restraints firmware in under 50 ms during power-on self-test, ensuring no unauthorized code reaches the deployment logic. Six CAN-FD nodes carry sensor-satellite data from peripheral accelerometers and pressure sensors at sub-2 ms cycle times. The 24 ADC inputs digitize crash-zone analog sensors with 12-bit resolution. AEC-Q100 Grade 1 qualification with -40 C to +125 C operation matches the SRS ECU's under-dash environment, while 2 MB Flash holds dual-redundant deployment algorithms plus post-crash event logging.
Recommended
Industrial Safety PLC
Outside automotive, the SAK-TC234LP-32F200N AC powers IEC 61508 SIL-3 industrial safety PLCs thanks to its hardware self-test libraries, dual watchdogs, and lockstep CPU configuration. Six CAN-FD channels daisy-chain distributed I/O racks over robust industrial fieldbus, while the 24 ADC inputs monitor analog process variables such as pressure and temperature. The 2 MB Flash stores IEC 61131-3 runtime plus application logic, and 192 KB SRAM buffers real-time process telemetry. Wide 1.17 V to 5.5 V supply tolerance supports 24 V industrial rails through simple buck pre-regulation. The TQFP-144 (16x16 mm) footprint integrates into standard PLC form factors, and -40 C to +125 C operation tolerates cabinet-mounted thermal stress.
Recommended
Battery Management System (BMS) Master Controller
In a high-voltage battery management system, the SAK-TC234LP-32F200N AC acts as the master controller, orchestrating cell-balancing across daisy-chained AURIX TC21xL satellite MCUs through CAN-FD. The 2 MB Flash stores state-of-charge (SoC) and state-of-health (SoH) algorithms derived from Kalman-filtered current integration. Six CAN-FD nodes provide isolation-spared communication with the vehicle CAN bus plus daisy-chained cell-monitoring ICs, while 24 ADC inputs capture pack-level voltage and current sensors. Hardware security module (HSM) support enforces OEM-grade secure boot, critical for preventing unauthorized battery pack firmware modifications. AEC-Q100 Grade 1 qualification with -40 C to +125 C operation handles battery-pack thermal extremes.
Recommended
Sensor Fusion Domain Controller
ADAS sensor-fusion ECUs leverage the SAK-TC234LP-32F200N AC for front-camera and radar preprocessing before handing off to a higher-tier AURIX TC39x SoC. The 200 MHz TriCore DSP extensions run feature-extraction algorithms on raw camera frames at 30 fps, freeing the host SoC for object-classification tasks. Six CAN-FD nodes carry sensor data to other ECUs at 5 Mbps deterministic latency. The 24 ADC inputs monitor power-rail health and thermistor feedback on attached image sensors. With 2 MB Flash and 192 KB SRAM, the MCU holds a sensor-fusion reference model plus calibration data on-chip. The TQFP-144 exposed-pad package fits compact sensor housings while meeting AEC-Q100 Grade 1 reliability requirements.
Recommended
Recommended Products Summary
Engineering reference data for SAK-TC234LP-32F200N — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | SAK-TC234L-32F200N | SAK-TC233LP-32F200F | TC234LP32F200NACKXUMA1 |
|---|---|---|---|---|
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Package | TQFP-144 (16x16 mm, exposed pad) | TQFP-144 (16x16 mm, exposed pad) - same | TQFP-144 (16x16 mm, exposed pad) - same | TQFP-144 (16x16 mm, exposed pad) - same |
| Max Clock Frequency | 200 MHz | 200 MHz | 200 MHz | 200 MHz |
| Program Flash | 2 MB | 2 MB | 2 MB | 2 MB |
| SRAM | 192 KB | 192 KB | 192 KB | 192 KB |
| CAN Nodes | 6 (CAN / CAN-FD) | 6 (CAN / CAN-FD) | 6 (CAN only, no CAN-FD) | 6 (CAN / CAN-FD) |
| ADC Inputs | 24 | 24 | 24 | 24 |
| Operating Voltage | 1.17 V to 5.5 V | 1.17 V to 5.5 V | 1.17 V to 5.5 V | 1.17 V to 5.5 V |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes |
| ISO 11898-1 / CAN-FD | Yes | Yes | No (classic CAN only) | Yes |
Key Differentiators
- Six-node CAN-FD with ISO 11898-1 support (vs SAK-TC233LP-32F200F AC)
- AURIX TC23xL family with 200 MHz TriCore performance (vs SAK-TC234L-32F200N AC)
- Pin-compatible with full AURIX TC23xL/TC22xL family (vs SAK-TC233LP-32F200F AC)
Design Notes
Estimated: At continuous 200 MHz operation with internal core voltage ~1.3 V and I/O switching at 5 V, the SAK-TC234LP-32F200N AC dissipates approximately 0.8-1.2 W depending on peripheral activity. Solder the exposed thermal pad of the TQFP-144 to at least 200 mm^2 of copper pour (4-layer board recommended) to keep the junction temperature below 150 C at the 125 C ambient rating; an insufficient thermal pad connection is the most common cause of AURIX field failures.
The 1.17 V to 5.5 V supply input tolerates direct 12 V automotive battery connection only through an external pre-regulator (e.g., Infineon TLE8366 buck). Use a 100 nF X7R decoupling capacitor within 2 mm of each VDD pin and a 4.7 uF bulk capacitor on the VEXT supply rail. Adding a 10 uF tantalum hold-up capacitor on VBAT prevents MCU resets during cranking transients down to 6 V.
Route the six CAN-FD differential pairs as 100 ohm impedance-controlled microstrip with matched length within 5 mm. Keep the oscillator traces (XTAL1/XTAL2) shorter than 10 mm and shield them with a ground guard ring to prevent EMI coupling into the ADC inputs. The exposed pad of the TQFP-144 must have at least 8 thermal vias (0.3 mm drill, 0.5 mm pitch) to inner ground planes for heat extraction.
Do not confuse the SAK-TC234LP-32F200N AC (CAN-FD supported) with the SAK-TC234L-32F200F AC (classic CAN only); pinout is identical but firmware CAN driver configuration differs. Also, ensure that the OPTIGA HSM is provisioned with OEM-provisioned keys before first power-up if secure boot is required - field returns often stem from missing HSM personalization.
The 24 ADC input lines are multiplexed with timer capture inputs; route analog signals away from switching power and CAN traces to avoid coupling. For ADC accuracy better than 8 ENOB at full sampling rate, place a 100 nF X7R bypass on each analog supply pin (VDDA) and use a separate analog ground island connected to the MCU AGND pin at a single point.
Compliance Information
AEC-Q100 Grade 1 qualified per Infineon product page; RoHS and REACH compliant per distributor listings. Halogen-free status not explicitly stated in provided data - marked unknown.
