Renesas R5F51135AGFP#1A

Overview

R5F51135AGFP#1A from Renesas is a 32-bit RX CPU-based microcontroller operating at up to 32 MHz (50 DMIPS), featuring 128 KB on-chip flash, 32 KB SRAM, 8 KB data flash, and integrated peripherals including USB 2.0 full-speed host/function/OTG, 17-channel 12-bit A/D converter, dual 12-bit D/A converters, LCD controller/driver (40×4), capacitive touch sensing unit (12 channels), RTC, and low-power timer. It targets embedded human-interface and industrial control applications requiring robust timing, analog I/O, and USB connectivity.

For engineers reviewing the R5F51135AGFP#1A datasheet, R5F51135AGFP#1A pinout, R5F51135AGFP#1A application, or R5F51135AGFP#1A equivalent, this page delivers verified technical context, package-specific pin functions, real-world use cases, and validated alternative parts - all grounded in Renesas' official R01DS0216EJ0120 Rev.1.20 documentation for the RX113 Group.

Technical Context

The R5F51135AGFP#1A implements the 32-bit RX CPU core with Harvard architecture, five-stage pipeline, and variable-length instruction set, delivering 50 DMIPS at 32 MHz. Its clock system integrates high-speed (32 MHz ±1%) and sub-clock (32.768 kHz) oscillators, PLL, USB-dedicated PLL, and CAC for accuracy monitoring.

Peripheral integration includes an Event Link Controller (ELC) enabling direct module-to-module triggering without CPU intervention, a Data Transfer Controller (DTC) supporting chain transfers across four modes, and a Capacitive Touch Sensing Unit (CTSU) with self- and mutual-capacitance support and on-chip noise cancellation - all operating within −40°C to +105°C temperature range.

Key Specifications

Pinout & Package

Package: PLQP0100KB-A - 100-pin Low-Profile Quad Flat Package (LFQFP), 14 × 14 mm body, 0.50 mm pitch, exposed pad not specified.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 32-bit industrial MCU applications.

Compared with R5F51135AGFP#1A, the DFP#3A variant trades industrial temperature range for lower cost, while the R5F51136AGFP#3A extends code capacity without altering pinout, power, or peripheral compatibility - enabling seamless scalability within the RX113 family.

Availability

R5F51135AGFP#1A is available at Aetrix Electronics and suitable for industrial HMI panels, USB sensor gateways, programmable power monitors, capacitive keypad controllers, and embedded RTC-based control systems requiring stable component supply across extended temperature ranges.

Supply support for R5F51135AGFP#1A 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

Renesas Electronics is a global semiconductor leader specializing in microcontrollers, analog, power, and SoC solutions for industrial, automotive, and IoT markets.

The RX113 Group is designed for cost-sensitive, low-power human-machine interface and sensor-processing applications, integrating LCD drivers, capacitive touch, USB, and precision analog peripherals into a single 100-pin MCU.

FAQ

What is the maximum operating frequency and CPU performance of the R5F51135AGFP#1A?

The R5F51135AGFP#1A operates at a maximum frequency of 32 MHz and delivers 50 DMIPS (Dhrystone MIPS) performance using its 32-bit RX CPU core. This performance level is achieved with zero-wait-state execution from on-chip flash memory and is sustained across the full industrial temperature range of −40°C to +105°C.

Does the R5F51135AGFP#1A support USB device functionality, and what speeds are available?

Yes, the R5F51135AGFP#1A integrates a USB 2.0 host/function/OTG module supporting full-speed (12 Mbps) and low-speed (1.5 Mbps) operation. It includes hardware support for isochronous transfers and Battery Charging (BC) specification v1.2, enabling direct connection to PCs, chargers, and USB peripherals without external transceivers.

How many analog input channels does the R5F51135AGFP#1A's A/D converter support, and what is its resolution?

The R5F51135AGFP#1A features a single 12-bit successive approximation register (SAR) A/D converter with up to 17 input channels (AN000–AN015 and AN021). Its minimum conversion time is 1.0 µs per channel when the ADCLK runs at 32 MHz, and it supports double-trigger mode for synchronized sampling in motor control applications.

What LCD driving capability does the R5F51135AGFP#1A provide?

The R5F51135AGFP#1A includes an integrated LCD controller/driver supporting up to 40 segment × 4 common or 36 segment × 8 common configurations. It incorporates an on-chip voltage boost circuit, contrast adjustment, and direct 5 V panel drive capability - eliminating the need for external bias generators or charge pumps in most segment LCD designs.

Is the R5F51135AGFP#1A qualified for extended temperature operation, and what is its grade designation?

Yes, the R5F51135AGFP#1A is rated for operation from −40°C to +105°C and carries the 'G' grade designation in its part number (R5F51135AGFP#1A), indicating industrial-extended temperature qualification. This makes it suitable for deployment in harsh environments such as factory automation controls, outdoor metering, and thermally constrained enclosures.