Renesas R5F5210BBDLK#U0

Overview

R5F5210BBDLK#U0 from Renesas Electronics is a 32-bit RX CPU-based microcontroller operating at up to 50 MHz (78 DMIPS), featuring 1 Mbyte on-chip flash, 96 Kbytes SRAM, 8 Kbytes data flash, 12-bit A/D converter (16 channels), 10-bit D/A converter (2 channels), RTC, ELC, MPC, and IEC60730-compliant safety functions - deployed in industrial control panels requiring deterministic real-time response and functional safety.

For engineers reviewing the R5F5210BBDLK#U0 datasheet, R5F5210BBDLK#U0 pinout, R5F5210BBDLK#U0 application, or R5F5210BBDLK#U0 equivalent, key selection criteria include its 145-pin TFLGA package (7 × 7 mm, 0.5-mm pitch), full peripheral set (including 144-pin-compatible timer/SCI/ADC resources), deep software standby with RTC wake-up, and voltage operation down to 1.62 V at 20 MHz.

Technical Context

The R5F5210BBDLK#U0 implements a CISC Harvard architecture with 5-stage pipeline, variable-length instructions, and 64-bit accumulator for single-cycle 32×32-bit multiply-accumulate operations. Its clock system integrates PLL, sub-clock oscillator (32.768 kHz), IWDT-dedicated 125-kHz oscillator, and clock accuracy measurement (CAC) circuit.

Peripheral integration includes Event Link Controller (ELC) enabling direct module triggering without CPU intervention, Multi-function Pin Controller (MPC) for flexible I/O assignment, and dual DMA subsystems (DMAC + DTC) supporting chain transfers and event-driven operation - all optimized for low-latency deterministic execution in safety-critical embedded systems.

Key Specifications

Pinout & Package

Package: 145-pin TFLGA (PTLG0145KA-A), 7 × 7 mm, 0.5-mm pitch, 0.75-mm height, RoHS-compliant matte Sn finish.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with R5F5210BBDLK#U0, R5F5210BBDFB#30 offers identical functionality in a larger, more manufacturable package, while R5F5210ABDLK#U0 trades RTC, TPU, and SCI channel count for lower cost and smaller memory - making the original part optimal for space-constrained, safety-aware industrial controllers needing full peripheral integration.

Availability

R5F5210BBDLK#U0 is available at Aetrix Electronics and suitable for industrial control panels, smart energy meters, programmable logic controller I/O modules, and factory automation gateways requiring stable component supply across multi-year production cycles.

Supply support for R5F5210BBDLK#U0 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 Corporation is a global semiconductor leader delivering trusted embedded solutions for automotive, industrial, infrastructure, and IoT applications.

The RX210 Group is designed for cost-sensitive industrial and consumer applications demanding high performance, functional safety (IEC60730), and rich analog/mixed-signal integration in compact packages.

FAQ

What is the maximum operating frequency and voltage range for the R5F5210BBDLK#U0?

The R5F5210BBDLK#U0 operates at up to 50 MHz when supplied with 2.7–5.5 V, 32 MHz at 1.8–2.7 V, and 20 MHz at 1.62–1.8 V. This graded frequency scaling enables dynamic power optimization across diverse industrial power rail configurations while maintaining deterministic real-time behavior. The R5F5210BBDLK#U0 achieves 78 DMIPS at its peak 50 MHz rate.

Does the R5F5210BBDLK#U0 include hardware support for functional safety standards like IEC60730?

Yes, the R5F5210BBDLK#U0 integrates dedicated hardware features for IEC60730 Class B compliance, including self-diagnostic routines for the A/D converter, clock frequency accuracy measurement (CAC), independent watchdog timer (IWDT), and RAM test assistance. These capabilities are documented in the RX210 Group hardware manual and reduce software certification effort for household appliance and industrial control applications. The R5F5210BBDLK#U0 leverages these features without external components.

What package type and pin count does the R5F5210BBDLK#U0 use?

The R5F5210BBDLK#U0 uses a 145-pin TFLGA (Thin Fine-Pitch Land Grid Array) package designated PTLG0145KA-A, measuring 7 × 7 mm with 0.5-mm pitch and 0.75-mm height. This compact, bottom-terminal package supports high-density PCB layouts and automated surface-mount assembly. The R5F5210BBDLK#U0 is pin-compatible with other RX210 chip version B variants in the same package family but not with LQFP variants due to differing pinouts and thermal characteristics.

How many analog-to-digital converter channels does the R5F5210BBDLK#U0 support, and what is its conversion speed?

The R5F5210BBDLK#U0 integrates a 12-bit successive-approximation A/D converter with 16 input channels (AN000–AN015), capable of completing conversions in as little as 1.0 μs when ADCLK runs at 50 MHz. It supports scan, group scan, and continuous scan modes, plus three-channel synchronized sampling and sample-and-hold for noise immunity. The R5F5210BBDLK#U0 also includes analog input disconnection detection and self-diagnostic functions per IEC60730 requirements.

Can the R5F5210BBDLK#U0 operate in low-power modes while retaining real-time clock functionality?

Yes, the R5F5210BBDLK#U0 supports deep software standby mode where the CPU, most peripherals, and main clocks are halted while the sub-clock oscillator (32.768 kHz) continues powering the RTC module. This enables calendar/timekeeping, alarm interrupts, and time-capture functionality with typical current draw below 1 μA. The R5F5210BBDLK#U0 can wake up from this state via RTC alarm, external pin event, or IWDT timeout - critical for battery-backed industrial logging applications.