{"id":6667,"date":"2026-06-19T01:06:18","date_gmt":"2026-06-19T01:06:18","guid":{"rendered":"https:\/\/materialparts.com\/rm46l852cpget\/"},"modified":"2026-06-19T01:06:18","modified_gmt":"2026-06-19T01:06:18","slug":"rm46l852cpget","status":"publish","type":"post","link":"https:\/\/materialparts.com\/es\/rm46l852cpget\/","title":{"rendered":"RM46L852CPGET"},"content":{"rendered":"

Productos<\/h2>\n

The RM46L852CPGET from Texas Instruments is a Hercules TMS570RM ARM Cortex-R4F safety microcontroller with 1 MB Flash, 128 KB SRAM, and rich safety features. Running at up to 220 MHz with hardware floating-point unit, it is designed for IEC 61508 SIL-3 and ISO 26262 ASIL-D automotive and industrial safety applications including motor control, EV\/HEV, and industrial drives.<\/p>\n

Especificaciones<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
N\u00facleo<\/td>\nARM Cortex-R4F (32-bit)<\/td>\n<\/tr>\n
Max Clock Frequency<\/td>\n220 MHz<\/td>\n<\/tr>\n
Flash Memory<\/td>\n1 MB with ECC<\/td>\n<\/tr>\n
SRAM<\/td>\n128 KB with ECC<\/td>\n<\/tr>\n
FPU<\/td>\nSingle-precision hardware floating-point unit<\/td>\n<\/tr>\n
ADC<\/td>\n2\u00d7 12-bit, 24 channels total<\/td>\n<\/tr>\n
Comunicaci\u00f3n<\/td>\n2\u00d7 CAN (DCAN), 3\u00d7 LIN, 2\u00d7 SPI, 2\u00d7 SCI\/UART, Ethernet MAC<\/td>\n<\/tr>\n
Motor Control<\/td>\nN2HET (up to 32 I\/O), ePWM, eCAP, eQEP<\/td>\n<\/tr>\n
Safety Features<\/td>\nCPU self-test, ECC, watchdog, clock monitoring<\/td>\n<\/tr>\n
Operating Voltage<\/td>\n3.3V I\/O, 1.2V core<\/td>\n<\/tr>\n
Temperatura de funcionamiento<\/td>\n-40\u00b0C to +125\u00b0C<\/td>\n<\/tr>\n
Paquete<\/td>\nLQFP-144 (20\u00d720 mm)<\/td>\n<\/tr>\n<\/table>\n

Caracter\u00edsticas<\/h2>\n
    \n
  • ARM Cortex-R4F with FPU for real-time safety-critical processing<\/li>\n
  • 220 MHz with 1 MB ECC-protected Flash and 128 KB ECC SRAM<\/li>\n
  • End-to-end ECC on Flash and SRAM for data integrity<\/li>\n
  • CPU self-test and built-in safety mechanisms<\/li>\n
  • Clock monitoring and watchdog with window comparison<\/li>\n
  • N2HET co-processor for dedicated motor control I\/O<\/li>\n
  • Dual CAN 2.0B for automotive networking<\/li>\n
  • IEC 61508 SIL-3 and ISO 26262 ASIL-D capable<\/li>\n<\/ul>\n

    Aplicaciones<\/h2>\n
      \n
    • Automotive EV\/HEV motor inverter control<\/li>\n
    • Electric power steering (EPS) control<\/li>\n
    • Industrial drive and servo motor control<\/li>\n
    • Railway and transportation safety systems<\/li>\n
    • Medical equipment with safety requirements<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"

      Product Overview The RM46L852CPGET from Texas Instruments is a Hercules TMS570RM ARM Cortex-R4F safety microcontroller with 1 MB Flash, 128 KB SRAM, and rich safety features. Running at up to 220 MHz with hardware floating-point unit, it is designed for IEC 61508 SIL-3 and ISO 26262 ASIL-D automotive and industrial safety applications including motor control, […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[13,25],"tags":[],"chip_brand":[138],"class_list":["post-6667","post","type-post","status-publish","format-standard","hentry","category-integrated-circuits-ics","category-microcontrollers-mcu","chip_brand-ti"],"acf":{"brief_explanation":"Cortex-R4F safety MCU, 220MHz, 1MB Flash, ECC, LQFP-144","date_code":"","package_case":"LQFP-144 (20\u00d720\u00d71.4 mm, 0.5mm pitch)","in_stock":890,"datasheet":"https:\/\/www.ti.com\/lit\/ds\/symlink\/rm46l852.pdf","price":"$14.50 @ 1ku","product_introduction":"The RM46L852CPGET from Texas Instruments is a Hercules ARM Cortex-R4F safety microcontroller running at 220 MHz with 1 MB ECC Flash, 128 KB ECC SRAM, and hardware FPU. Designed for IEC 61508 SIL-3 and ISO 26262 ASIL-D compliance, it integrates comprehensive safety mechanisms (ECC, CPU self-test, clock monitoring, watchdog) with rich motor control peripherals (N2HET, ePWM, eQEP) and dual CAN, making it ideal for EV motor inverters, EPS, and industrial safety-critical drives.","working_principle":"The RM46L852CPGET is built around the ARM Cortex-R4F core with a 7-stage pipeline, hardware FPU, and branch prediction for deterministic real-time operation at 220 MHz. The core connects to Flash and SRAM through an error-correcting code (ECC) memory controller that detects and corrects single-bit errors and detects double-bit errors. The N2HET (High-End Timer) co-processor provides dedicated timing I\/O for motor control PWM generation, quadrature encoder interface, and capture\/compare functions independent of the main CPU. Clock monitoring circuits verify the integrity of oscillators and PLLs. The built-in self-test (BIST) mechanisms verify CPU and memory integrity at startup and during runtime. All safety features are documented in the safety manual for system-level certification.","pin_description":"\n
      Pin Group<\/th>Name<\/th>Type<\/th>Function<\/th><\/tr>\n
      Power<\/td>VCC, VSS, VCCIO<\/td>Power<\/td>Core (1.2V), I\/O (3.3V), and ground<\/td><\/tr>\n
      Debug<\/td>JTAG (TCK, TMS, TDI, TDO, nTRST)<\/td>I\/O<\/td>JTAG\/SWD debug interface<\/td><\/tr>\n
      Reset<\/td>nRESET<\/td>Input<\/td>System reset (active-low)<\/td><\/tr>\n
      CAN<\/td>CAN1TX\/RX, CAN2TX\/RX<\/td>I\/O<\/td>Dual CAN 2.0B interface<\/td><\/tr>\n
      N2HET<\/td>N2HET[0:31]<\/td>I\/O<\/td>32 high-end timer I\/O for motor control<\/td><\/tr>\n
      ADC<\/td>ADCIN[0:23]<\/td>Input<\/td>2\u00d7 12-bit ADC inputs (24 total)<\/td><\/tr>\n
      GPIO<\/td>Multiple ports<\/td>I\/O<\/td>General-purpose I\/O with MUX<\/td><\/tr>\n<\/table>","application_scenarios":"
        \n
      • Automotive EV\/HEV traction inverter motor control<\/li>\n
      • Electric power steering (EPS) and brake-by-wire control<\/li>\n
      • Industrial servo and variable frequency drive control<\/li>\n
      • Railway and transportation safety-critical systems<\/li>\n
      • Medical equipment requiring IEC 61508 SIL-2\/3 certification<\/li>\n<\/ul>","alternative_models":"\n
        Manufacturer<\/th>Part Number<\/th>Package<\/th>Notes<\/th><\/tr>\n
        TI<\/td>RM48L952CZWT<\/td>NFBGA-337<\/td>Higher pin count, more features<\/td><\/tr>\n
        TI<\/td>TMS570LS1227<\/td>LQFP-144<\/td>Similar, different safety certification path<\/td><\/tr>\n
        Infineon<\/td>AURIX TC275<\/td>LQFP-176<\/td>Tri-core, ASIL-D, competitive<\/td><\/tr>\n
        Renesas<\/td>RH850\/F1KM-S4<\/td>LQFP-176<\/td>ASIL-D, automotive MCU<\/td><\/tr>\n
        NXP<\/td>MPC5777C<\/td>LQFP-144<\/td>Power Architecture, ASIL-D<\/td><\/tr>\n<\/table>"},"_links":{"self":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/6667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/comments?post=6667"}],"version-history":[{"count":0,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/posts\/6667\/revisions"}],"wp:attachment":[{"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/media?parent=6667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/categories?post=6667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/tags?post=6667"},{"taxonomy":"chip_brand","embeddable":true,"href":"https:\/\/materialparts.com\/es\/wp-json\/wp\/v2\/chip_brand?post=6667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}