R5F11BLEAFB#30 - RL78/G1F 16-Bit 32MHz 64KB MCU | Renesas
N.º da peça: R5F11BLEAFB#30 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $4.5 | $4,50 |
| 10 | $3.85 | $38,50 |
| 100 | $3.2 | $320,00 |
| 500 | $2.9 | $1.450,00 |
| 1.000 | $2.72 | $2.720,00 |
R5F11BLEAFB#30 Visão geral
The RL78 family is Renesas' ultra-low-power 16-bit microcontroller family built on a proprietary 16-bit CISC-like core with Harvard architecture, low-leakage process technology and multiple low-power operating modes. RL78/G1F sits at the intersection of motor-control-oriented MCUs in the family, adding a complementary PWM timer, high-speed 12-bit ADC, comparator and op-amp peripherals necessary to drive 1-shunt or 3-shunt sensorless BLDC motors from a single chip. The platform inherits from the broader 16-bit MCU category (microcontroller -> embedded processor -> semiconductor IC), making it a logical step up from 8-bit controllers for applications demanding more deterministic motor commutation.
Key specifications include 64KB (64K x 8) Flash for program storage, 4KB RAM (typical for this family), an internal 32MHz high-speed oscillator with PLL, multiple serial interfaces (UART, I2C, CSI/SPI), a 12-bit A/D converter, on-chip comparator and programmable gain amplifier, plus hardware multiplier/divider. The 64-LFQFP-10x10 package provides ample analog and digital pin assignments for three-phase motor drive plus keypad/LED matrix scan expansion, while industrial-grade -40C to +85C operation allows deployment in white goods, factory automation and outdoor equipment.
Typical applications include sensorless BLDC motor control for small fans, pumps, compressors and appliance inverter boards, consumer electronics such as hair dryers and air purifiers, and industrial motor subsystems. The chip's integrated PGAs and comparators reduce bill-of-materials by eliminating several external op-amps that discrete BLDC designs would require.
When designing with the R5F11BLEAFB#30, allocate sufficient PCB area for the analog ground island and keep the analog VDD/AVSS traces short. Renesas provides the RL78/G1F hardware manual and motor control support software packages for fast code ramp-up. This RL78/G1F family is optimized for sensorless BLDC motor control but should be evaluated against newer RA or RX families for designs needing ARM Cortex or higher-performance DSP extensions.
Alternativas drop-in para R5F11BLEAFB#30 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
R5F11BLEAFB#10
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
R5F11BGEAFB#30
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
R5F11BLEAFB#50
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
R5F11BLEAFB#20
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
R5F11BMGAFA#30
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
R5F11BLEAFB#30 Classificações máximas e características elétricas
| Core Architecture | RL78 (16-bit CISC) |
| Family | RL78/G1F (multifunctional, sensorless BLDC motor control) |
| Program Memory Type | Flash |
| Program Memory Size | 64 KB (64K x 8) |
| CPU Clock (max) | 32 MHz |
| Encapsulamento | 64-LFQFP (10x10 mm) |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +85C |
| Pin/Package Count | 64 |
| ADC | 12-bit (on-chip, channels per datasheet) |
| Comparators / PGA | On-chip (per datasheet) |
| Status RoHS | Compliant (per Renesas product page) |
| Carrier Type | Bulk (Tray) |
Configuração de pinos do R5F11BLEAFB#30
| Pino 1 | VSS — Ground (digital) |
| Pino 2 | AVSS — Analog ground reference |
| Pino 3 | AVDD — Analog supply voltage |
| Pino 4 | VDD — Digital supply voltage |
| Pino 5 | RESET — Reset input (active low) |
| Pino 6 | TOOL0 — On-chip debug interface pin |
| Pino 7 | X1 — Crystal oscillator input |
| Pino 8 | X2 — Crystal oscillator output |
| Pino 9 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 10 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 11 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 12 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 13 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 14 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 15 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 16 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 17 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 18 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 19 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 20 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 21 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 22 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 23 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 24 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 25 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 26 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 27 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 28 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 29 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 30 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 31 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 32 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 33 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 34 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 35 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 36 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 37 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 38 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 39 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 40 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 41 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 42 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 43 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 44 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 45 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 46 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 47 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 48 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 49 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 50 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 51 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 52 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 53 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 54 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 55 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 56 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 57 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 58 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 59 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 60 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 61 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 62 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 63 | Pxx — General-purpose I/O (per datasheet assignment) |
| Pino 64 | Pxx — General-purpose I/O (per datasheet assignment) |
Aplicações típicas
R5F11BLEAFB#30 é adequado para 6 aplicaçãos: Sensorless BLDC Motor Control, Small Appliance Inverters, Industrial Fan and Pump Drives, Consumer Electronics Motor Subsystems, HVAC Compressor Control, Power Tool Motor Drives.
Sensorless BLDC Motor Control
The R5F11BLEAFB#30 is purpose-built for sensorless brushless DC motor control, integrating a complementary PWM timer, 12-bit ADC, on-chip comparators and programmable gain amplifiers (PGAs). The internal PGA conditions back-EMF signals from the motor windings, allowing the firmware to detect zero-crossing events without external op-amps - a critical BOM reduction for small inverters. With a 32 MHz CPU and 64 KB flash, the device can implement field-oriented control (FOC) or trapezoidal commutation loops at 20-40 kHz PWM while retaining headroom for UART housekeeping. Designers should allocate the 64-LFQFP-10x10 footprint with separate analog and digital ground islands to maintain ADC accuracy during PWM switching edges.
Recomendado
Small Appliance Inverters
In small home appliances such as hair dryers, blenders and air purifiers, the R5F11BLEAFB#30 manages single-phase or three-phase BLDC motors directly from rectified mains or low-voltage DC supplies. The -40C to +85C industrial temperature rating covers steam-rich bathroom and kitchen environments where consumer-grade parts often derate. The integrated 64 KB flash supports both motor control firmware and a small user-interface stack (LED indicators, button scanning), simplifying the BOM by merging motor and front-panel control into one IC. PCB layouts should keep the analog AGND/AVSS pins star-grounded to the system ground to preserve ADC accuracy in noisy switching environments.
Recomendado
Industrial Fan and Pump Drives
Industrial ventilation fans and circulation pumps benefit from the R5F11BLEAFB#30's sensorless operation, eliminating Hall sensors in environments where dust or fluid contamination would degrade them over time. The 64-LFQFP's 10x10 mm footprint allows the MCU to sit beside or under the inverter power stage without dominating PCB area. With 32 MHz clock and on-chip comparator peripherals, the device maintains tight RPM regulation under varying load and supply conditions - critical for HVAC and process-cooling equipment. Renesas provides motor control firmware libraries for the RL78/G1F family that accelerate FOC algorithm development and reduce qualification time.
Recomendado
Consumer Electronics Motor Subsystems
The R5F11BLEAFB#30 drives BLDC motors inside consumer devices such as robot vacuum cleaners, drone propulsion ESCs and handheld fans. Its 16-bit RL78 core delivers deterministic interrupt latency for PWM updates while keeping active current draw low, preserving battery runtime on cordless products. The on-chip PGA and comparator chain enables back-EMF zero-crossing detection in 1-shunt topologies common in compact consumer designs. With 64 KB flash plus the RL78/G1F peripheral library, engineers can layer BLE/BLE-tail remote-control protocols on top of the motor control loop without an external communication MCU.
Recomendado
HVAC Compressor Control
Refrigerant compressors and small HVAC blowers use the R5F11BLEAFB#30 for variable-speed sensorless BLDC control, improving energy efficiency versus fixed-speed AC induction designs. The wide -40C to +85C industrial operating range covers outdoor condensing-unit environments where temperatures spike in summer. The 12-bit ADC synchronizes to PWM zero-cross events, sampling current and voltage at the quietest instants - a feature enabled by the RL78/G1F's timer-triggered ADC start. Hardware multiply/divide accelerates PI loop math; engineers should reserve a small portion of the 64 KB flash for compressor-specific lookup tables (e.g., temperature-to-RPM curves).
Recomendado
Power Tool Motor Drives
Cordless drills, impact drivers and other portable power tools use the R5F11BLEAFB#30 for sensorless or Hall-sensored BLDC control where high torque-per-amp efficiency drives user experience. The 32 MHz RL78 core processes current/torque loops at millisecond latency, while the integrated 12-bit ADC measures battery current with sufficient resolution for overload protection. The 64-LFQFP package withstands the elevated temperatures inside sealed tool housings due to its exposed thermal pad and industrial-grade silicon. For designs requiring more flash or hardware crypto, designers should evaluate the Renesas RA or RX families instead.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para R5F11BLEAFB#30 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | R5F11BLEAFB#10 | R5F11BGEAFB#30 | R5F11BLEAFB#50 | R5F11BLEAFB#20 | R5F11BMGAFA#30 |
|---|---|---|---|---|---|---|
| Package | 64-LFQFP (10x10 mm) | 64-LFQFP (10x10 mm) - same | 64-LFQFP (10x10 mm) - same | 64-LFQFP (10x10 mm) - same | 64-LFQFP (10x10 mm) - same | 64-LFQFP (10x10 mm) - same |
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Core / Family | RL78 / RL78/G1F | RL78 / RL78/G1F | RL78 / RL78/G1F | RL78 / RL78/G1F | RL78 / RL78/G1F | RL78 / RL78/G1F (extended peripheral set) |
| CPU Clock (max) | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Program Memory (Flash) | 64 KB | 64 KB | Flash density differs - per datasheet | 64 KB | 64 KB | Flash density differs - per datasheet |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Carrier / Packaging Designation | #30 (tray) | #10 | #30 | #50 | #20 | #30 |
| RoHS Compliance | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Principais diferenciais
- Tailored analog front-end for sensorless BLDC motor control (vs Generic RL78/G13 or RL78/G14 part)
- 64-LFQFP industrial footprint with broad pin compatibility within RL78/G1F (vs Small-footprint RL78/G1G (32-pin) variants)
- Renesas support software packages and validated motor-control libraries (vs MB90427GAVPMC-GS-514E1 (Cypress/Fujitsu))
Notas de projeto
Place the R5F11BLEAFB#30's AVSS/AVDD pins on a star-ground island separate from the switching power-stage ground return. The 64-LFQFP has limited internal decoupling, so add 0.1 uF ceramic + 10 uF bulk caps within 5 mm of AVDD; wide PWM transitions couple noise into analog power that this layout isolates. Estimated: keeping digital return currents more than 10 mm from AVSS reduces ADC sample error below 1 LSB on the 12-bit converter.
Although the 64-LFQFP's thermal pad is smaller than larger QFNs, the R5F11BLEAFB#30 still benefits from a copper pour spanning at least 1 square inch on the top layer, plus thermal vias to inner ground planes. At 32 MHz full clock and 5V supply, active current is roughly 10 mA; in sensorless BLDC code paths where the CPU is mostly idle, current drops below 1 mA - the die stays cool but the package itself sheds negligible heat to ambient. Estimated: theta_JA in 64-LFQFP-10x10 with 1 sq inch of 2-oz copper is approximately 45 C/W.
Do not assume any non-Renesas 16-bit or 32-bit MCU in a 100-pin or different-pin-count LQFP package is a drop-in replacement for the R5F11BLEAFB#30 - cross-brand 16-bit MCUs in similar packages rarely match Renesas RL78 pinout. Designers should always verify pinout against the official RL78/G1F hardware manual when sourcing a substitute. Using a part from a different family in the same 64-LFQFP would require board rework and trigger new qualification testing.
Route the X1/X2 crystal traces short and symmetric, with the load capacitors placed within 3 mm of the pins. For back-EMF sensing on sensorless BLDC designs, route the ADC inputs (ANI0-ANIx) as differential pairs with matched lengths to minimize switching-edge sampling error. The internal PGA has a finite bandwidth (~5 MHz typical per RL78/G1F datasheet); do not exceed this with steep motor-edge transients. Estimated: adding a 100 ohm series resistor on ADC inputs improves ESD and ringing immunity.
Informações de conformidade
RoHS and lead-free compliance confirmed on Renesas product page. AEC-Q100 automotive qualification status not listed for this part number; automotive customers should consult Renesas automotive RL78 listings separately. Halogen-free status not in the verified web data and noted as unknown.
