CPU (PLC Controller)

Products and reference designs

CPU (PLC Controller)

Block diagram

Overview

Our integrated circuits and reference designs help you create efficient central processing unit (CPU) modules whether they are run by programmable logic controller (PLC) code, C code or by software on a high-level operating system. We have the ingredients to assess available performances, latencies, heat dissipation, reliability data and wiring protection.

Design requirements

CPU (PLC controller) systems often require:

  • Artificial intelligence (AI) edge processing, time-sensitive networking (TSN) and OPC Unified Architecture.
  • Scalable solutions for processing and industrial networking.
  • Functional-safety readiness, robustness and/or EMI/EMC resilience.

Block diagram

Find products and reference designs for your system.

Micro programmable controller

115/23VAC 115/23VAC Comms Comms Wireless Interface Wireless Interface WiFi WiFi Signal Isolation Signal Isolation Data Isolation Data Isolation Signal Input/Output Protection Signal Input/Output Protection TVs /ESD TVs /ESD Wired Interface Wired Interface Ethernet / RS-485 / LVDS / USB Ethernet / RS-485 / LVDS / USB Backplane Backplane ... ... Digital Processing Digital Processing ARM ARM BUS ASIC BUSASIC Self-Diagnostics/Monitoring Self-Diagnostics/Monitoring Temperature Sensor Temperature Sensor Supervisor Supervisor Energy Storage Energy Storage Battery or Supercap Charger Battery or Supercap Charger Gas Gauge Gas Gauge Non-Isolated DC/DC Power Supply Non-Isolated DC/DC Power Supply DC/DC DC/DC LDO LDO PMIC PMIC ARM ARM Analog Front-End Analog Front-End High-side or low-side switches High-side or low-side switches Isolated IEC61131-2 Inputs Isolated IEC61131-2 Inputs Output User Interface Output User Interface LED Driver LED Driver Input User Interface Input User Interface Keyboard Scanner / touch buttons Keyboard Scanner / touch buttons Isolated AC/DC Power Supply Isolated AC/DC Power Supply Isolated AC/DC Isolated AC/DC

Digital processing

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Whether you are designing a PLC, DCS, DCS, PAC, SCADA, RTU, SIS or PID controller, either cabinet based on a machine attached or deployed, the industrial controller digital processing will run the algorithms controlling analog and digital outputs from values read on analog and digital inputs. Based on your needs you might need a simple microcontroller or a complex multicore processor capable of running a virtualizer, multiple real-time Ethernet protocols and display while having high POH. We offer a broad catalog of processors and microcontrollers adressing your needs.

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Microcontrollers (MCUs) & processors (6)
Arm-based processors
  • AM62LLow-power Arm® Cortex®-A53 SoC with display for IOT, HMI and general purpose applications
    Data sheet: PDF | HTML
  • AM623Internet of Things (IoT) and gateway SoC with Arm® Cortex®-A53-based object and gesture recognition
    Data sheet: PDF | HTML
  • AM69General purpose octal core 64-bit Arm Cortex-A72 with graphics, PCIe Gen 3, Ethernet, USB 3.0
    Data sheet: PDF | HTML
  • AM5706Sitara processor: cost optimized Arm Cortex-A15 & DSP and secure boot
    Data sheet: PDF | HTML
  • AM5708Sitara processor: cost optimized Arm Cortex-A15 & DSP, multimedia and secure boot
    Data sheet: PDF | HTML
  • AM6442Dual-core 64-bit Arm® Cortex®-A53, quad-core Cortex-R5F, PCIe, USB 3.0 and security
    Data sheet: PDF | HTML
Sensors (6)
Digital temperature sensors
  • TMP126±0.25°C SPI temperature sensor with 175°C operation, CRC and slew-rate alert
    Data sheet: PDF | HTML
  • TMP110±1.0°C accurate I²C temperature sensor with alert in compact X2SON package
    Data sheet: PDF | HTML
  • TMP10751°C I²C temperature sensor with performance upgrades to industry standard LM75 / TMP75
    Data sheet: PDF | HTML
  • TMP112±0.5°C 1.4V-to-3.6V digital temperature sensor with I²C/SMBus
    Data sheet: PDF | HTML
  • TMP1022C digital temperature sensor, I2C/SMBus in 2.56mm2 package
    Data sheet: PDF | HTML
  • TMP75C1.4V-Capable Temperature Sensor with I2C/SMBus Interface with One-Shot Mode in LM75 Pinout
    Data sheet: PDF | HTML
Logic & voltage translation (40)
Noninverting buffers & drivers
  • SN74AUP1G125Single 0.8-V to 3.6-V low power buffer with 3-state outputs
    Data sheet: PDF | HTML
  • SN74AHC1G125Single 2-V to 5.5-V buffer with 3-state outputs
    Data sheet: PDF | HTML
  • SN74AHCT1G125Single 4.5-V to 5.5-V buffer with TTL-compatible CMOS inputs and 3-state outputs
    Data sheet: PDF | HTML
  • SN74AHC5418-ch, 2-V to 5.5-V buffers with 3-state outputs
    Data sheet: PDF | HTML
  • SN74ACT244Eight-channel, 4.5-V to 5.5-V buffers with TTL-compatible CMOS inputs and three-state outputs
    Data sheet: PDF | HTML
  • SN74LVC2G172-ch, 1.65-V to 5.5-V buffers with Schmitt-Trigger inputs
    Data sheet: PDF | HTML
NOR gates
NAND gates
  • SN74AHC1G00Single 2-input, 2-V to 5.5-V NAND gate
    Data sheet: PDF | HTML
  • SN74F384-ch, 2-input, 4.5-V to 5.5-V bipolar NAND gates with open-collector outputs
    Data sheet: PDF | HTML
  • SN74LVC1G38Single 2-input, 1.65-V to 5.5-V NAND gate with open-drain outputs
    Data sheet: PDF | HTML
  • SN74LVC1G00Single 2-input, 1.65-V to 5.5-V NAND gate
    Data sheet: PDF | HTML
Configurable gates
AND gates
  • SN74AHC1G081-ch, 2-input 2-V to 5.5-V high-speed (9 ns) AND gate
    Data sheet: PDF | HTML
  • SN74HCS084-ch, 2-input 2-V to 6-V high-speed (12 ns) AND gate with Schmitt trigger inputs
    Data sheet: PDF | HTML
  • SN74LVC1G081-ch, 2-input 1.65-V to 5.5-V 32 mA drive strength AND gate
    Data sheet: PDF | HTML
  • SN74AHC1G091-ch, 2-input 2-V to 5.5-V high-speed (9 ns) AND gate with open-drain outputs
    Data sheet: PDF | HTML
  • SN74AHC084-ch, 2-input 2-V to 5.5-V high-speed (9 ns) AND gate
    Data sheet: PDF | HTML
  • SN74AHCT084-ch, 2-input 4.5-V to 5.5-V high-speed (7.1 ns) AND gate with TTL-compatible inputs
    Data sheet: PDF | HTML
Inverting buffers & drivers
Shift registers
OR gates
D-type flip-flops
Clocks & timing (3)
Clock buffers
  • LMK1C11022-channel output LVCMOS 1.8-V buffer
    Data sheet: PDF | HTML
  • LMK00804B-Q1Automotive, 1.5-V to 3.3-V, 1-to-4 high-performance LVCMOS fanout buffer & level translator
    Data sheet: PDF | HTML
  • LMK1C11044-channel output LVCMOS 1.8-V buffer
    Data sheet: PDF | HTML
  • TIDEP0049"Fast startup” feature of industrial Ethernet for AM335x
    Design guide: PDF Schematic: PDF
  • TIDEP0070DDR ECC Reference Design to Improve Memory Reliability in 66AK2Gx-based Systems
    Design guide: PDF Design guide: PDF Schematic: PDF Schematic: PDF

Technical documentation

View all 17
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Type Title Date
White paper Time Sensitive Networking for Industrial Automation (Rev. C) 31 Jul 2023
Technical article How to select the right industrial Ethernet standard: PROFINET PDF | HTML 28 Sep 2023
White paper EtherNet/IP on TI's Sitara AM335x Processors (Rev. D) 28 Jul 2020
White paper EtherCAT® on Sitara™ Processors (Rev. I) 28 Jul 2020
Technical article How to select the right industrial Ethernet standard: Sercos III PDF | HTML 22 Sep 2023
Application note AM335x Reliability Considerations in PLC Applications (Rev. A) 22 Oct 2015
White paper Selecting the right industrial communications standard for sensors and actuators (Rev. A) 21 Jul 2020
White paper PROFINET on TI’s Sitara™ processors (Rev. D) 20 Apr 2020
Technical article How to select the right industrial Ethernet standard: EtherCAT PDF | HTML 18 Sep 2023
Application note HSR/PRP Solutions on Sitara Processors for Grid Substation Communication 17 Apr 2018
Application note Industrial Communication Protocols Supported on Sitara™ Processors (Rev. E) PDF | HTML 10 May 2024
Application note Calculating Useful Lifetimes of Embedded Processors (Rev. B) PDF | HTML 10 May 2022
White paper 為感測器選擇適合的工業通訊標準 (Rev. A) PDF | HTML 10 May 2022
Application note Voltage and Processor Monitoring Solutions in Factory Automation and Control App (Rev. A) 10 May 2022
Application note Programmable Logic Controllers — Security Threats and Solutions PDF | HTML 10 May 2022
White paper Selecting the right industrial communications standard for sensors and actuators 09 May 2018
Technical article How to select the right industrial Ethernet standard: Do you speak multiprotocol? PDF | HTML 07 Aug 2023

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