R5F51308ADFP#30 - RX130 32MHz 512KB Flash MCU | Renesas
料号： R5F51308ADFP#30 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $6.4 | $6.40 |
| 10 | $5.8 | $58.00 |
| 100 | $5.1 | $510.00 |
| 500 | $4.4 | $2,200.00 |
| 1,000 | $3.75 | $3,750.00 |
R5F51308ADFP#30 概述
A microcontroller (MCU) is a single-chip computer containing a CPU core, program memory (Flash), data memory (SRAM), and on-chip peripherals such as timers, communication interfaces, ADCs, and touch sensing. MCUs form the lowest tier of the embedded computing hierarchy: embedded processor -> microcontroller -> 32-bit MCU -> RX130 family. They sit beneath microprocessors (MPUs) in capability but above discrete logic in integration, enabling compact, low-power designs for appliance, industrial, and human-machine-interface (HMI) products.
Key features of the R5F51308ADFP#30 include 88 I/O pins (per JLCPCB listing), a 12-bit A/D converter with up to 36 capacitive touch sensing channels, an 8-bit D/A converter, 6 communication channels (including SCI, I2C, and SPI variants), an RTC, IEC60730 compliance support for household appliance safety standards, and a wide 1.8 V to 5.5 V single-supply operating range. The device uses the proprietary RXv1 CPU core with single-precision FPU.
The RX130 architecture combines deterministic interrupt response with low-power operation, making it well suited for white goods, sensor HMI, and battery-friendly IoT edge nodes. The integrated touch sensing unit uses an improved mutual-capacitance detection method providing better noise immunity, sensitivity, and water resistance versus earlier Renesas touch MCUs.
Typical applications include washing machine and refrigerator control boards, induction cooktop user interfaces, smart thermostat keypads, industrial sensor HMI panels, and small IoT sensor hubs. The wide 5 V tolerance simplifies interfacing with legacy analog front-ends and white-goods actuator drivers.
When designing with this part, remember that the R5F51308ADFP#30 is the 100-pin / 512 KB / -40C to +85C industrial-grade variant. For lower pin counts, smaller flash, or extended temperature (-40C to +105C) refer to other RX130 group members listed in the family datasheet (R01DS0243EU0300).
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet, with cross-references verified against the Renesas RX130 group datasheet and authorized distributor data as of 2026-10-10.
直接替换替代料： R5F51308ADFP#30 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： R5F51308ADFP#30 （相同外形与封装尺寸） ——差异在于 I/O Pins, Operating Temperature, Package, RoHS Status.
快速对比工具——选择替代料号进行并排对比：
R5F51307ADFP#30
✅ 直接替换📋 参考替代料（不在目录中）
R5F51305ADFP#30
✅ 直接替换📋 参考替代料（不在目录中）
R5F51308ADFP#10
✅ 直接替换📋 参考替代料（不在目录中）
R5F51306ADFP#30
✅ 直接替换📋 参考替代料（不在目录中）
PIC32MX575F512H-80I/MR
✅ 直接替换✓ 有现货
$6.72 / 个
查看数据手册 →R5F51308ADFP#30 最大额定值与电气特性
| Core | RXv1 32-bit |
| Operating Frequency | 32 MHz |
| DMIPS | 50 DMIPS |
| Program Memory (Flash) | 512 KB |
| Data Memory (SRAM) | 48 KB |
| 封装 | 100-LFQFP (14x14 mm) |
| 安装类型 | Surface Mount |
| 电源电压 | 1.8 V to 5.5 V |
| 工作温度 | -40C to +85C |
| I/O Pins | 88 |
| A/D Converter | 12-bit |
| D/A Converter | 8-bit |
| Capacitive Touch Channels | Up to 36 |
| Communication Channels | Up to 6 |
| RTC | Yes (on-chip) |
| IEC60730 Compliance Support | Yes |
| RoHS 状态 | Compliant (per JLCPCB listing) |
R5F51308ADFP#30 引脚配置
| 引脚 1 | VREFH — ADC reference voltage high |
| 引脚 2 | VREFL — ADC reference voltage low |
| 引脚 3 | AVCC — Analog supply voltage |
| 引脚 4 | P40/IRQ0 — Port 4 / external interrupt 0 |
| 引脚 5 | P41/IRQ1 — Port 4 / external interrupt 1 |
| 引脚 6 | P42/IRQ2 — Port 4 / external interrupt 2 |
| 引脚 7 | P43 — Port 4 general I/O |
| 引脚 8 | P44 — Port 4 general I/O |
| 引脚 9 | P45 — Port 4 general I/O |
| 引脚 10 | P46 — Port 4 general I/O |
| 引脚 11 | P47 — Port 4 general I/O |
| 引脚 12 | VSS — Ground |
| 引脚 13 | P50 — Port 5 general I/O |
| 引脚 14 | P51 — Port 5 general I/O |
| 引脚 15 | P52 — Port 5 general I/O |
| 引脚 16 | P53 — Port 5 general I/O |
| 引脚 17 | P54 — Port 5 general I/O |
| 引脚 18 | P55 — Port 5 general I/O |
| 引脚 19 | P56 — Port 5 general I/O |
| 引脚 20 | P57 — Port 5 general I/O |
| 引脚 21 | VCL — Decoupling pin for internal regulator |
| 引脚 22 | MD — Mode select (boot mode) |
| 引脚 23 | XCIN — Sub-clock oscillator input (32.768 kHz) |
| 引脚 24 | XCOUT — Sub-clock oscillator output |
| 引脚 25 | RES# — Reset input (active low) |
| 引脚 26 | XTAL/P37 — Main oscillator / Port 3 |
| 引脚 27 | EXTAL/P36 — Main oscillator / Port 3 |
| 引脚 28 | P35/NMI — Port 3 / non-maskable interrupt |
| 引脚 29 | P34/IRQ4 — Port 3 / external interrupt 4 |
| 引脚 30 | P33/IRQ3 — Port 3 / external interrupt 3 |
| 引脚 31 | P32 — Port 3 general I/O |
| 引脚 32 | P31 — Port 3 general I/O |
| 引脚 33 | P30 — Port 3 general I/O |
| 引脚 34 | VCC — Digital supply voltage |
| 引脚 35 | P17 — Port 1 general I/O |
| 引脚 36 | P16 — Port 1 general I/O |
| 引脚 37 | P15 — Port 1 general I/O |
| 引脚 38 | P14 — Port 1 general I/O |
| 引脚 39 | P13 — Port 1 general I/O |
| 引脚 40 | P12 — Port 1 general I/O |
| 引脚 41 | P11 — Port 1 general I/O |
| 引脚 42 | P10 — Port 1 general I/O |
| 引脚 43 | P07 — Port 0 general I/O |
| 引脚 44 | P06 — Port 0 general I/O |
| 引脚 45 | P05 — Port 0 general I/O |
| 引脚 46 | P04 — Port 0 general I/O |
| 引脚 47 | P03 — Port 0 general I/O |
| 引脚 48 | P02 — Port 0 general I/O |
| 引脚 49 | P01 — Port 0 general I/O |
| 引脚 50 | P00 — Port 0 general I/O |
| 引脚 51 | VSS — Ground |
| 引脚 52 | P97 — Port 9 general I/O |
| 引脚 53 | P96 — Port 9 general I/O |
| 引脚 54 | P95 — Port 9 general I/O |
| 引脚 55 | P94 — Port 9 general I/O |
| 引脚 56 | P93 — Port 9 general I/O |
| 引脚 57 | P92 — Port 9 general I/O |
| 引脚 58 | P91 — Port 9 general I/O |
| 引脚 59 | P90 — Port 9 general I/O |
| 引脚 60 | P87 — Port 8 general I/O |
| 引脚 61 | P86 — Port 8 general I/O |
| 引脚 62 | P85 — Port 8 general I/O |
| 引脚 63 | P84 — Port 8 general I/O |
| 引脚 64 | P83 — Port 8 general I/O |
| 引脚 65 | P82 — Port 8 general I/O |
| 引脚 66 | P81 — Port 8 general I/O |
| 引脚 67 | P80 — Port 8 general I/O |
| 引脚 68 | VCC — Digital supply voltage |
| 引脚 69 | P77 — Port 7 general I/O |
| 引脚 70 | P76 — Port 7 general I/O |
| 引脚 71 | P75 — Port 7 general I/O |
| 引脚 72 | P74 — Port 7 general I/O |
| 引脚 73 | P73 — Port 7 general I/O |
| 引脚 74 | P72 — Port 7 general I/O |
| 引脚 75 | P71 — Port 7 general I/O |
| 引脚 76 | P70 — Port 7 general I/O |
| 引脚 77 | P67 — Port 6 general I/O |
| 引脚 78 | P66 — Port 6 general I/O |
| 引脚 79 | P65 — Port 6 general I/O |
| 引脚 80 | P64 — Port 6 general I/O |
| 引脚 81 | P63 — Port 6 general I/O |
| 引脚 82 | P62 — Port 6 general I/O |
| 引脚 83 | P61 — Port 6 general I/O |
| 引脚 84 | P60 — Port 6 general I/O |
| 引脚 85 | VSS — Ground |
| 引脚 86 | P27 — Port 2 general I/O |
| 引脚 87 | P26 — Port 2 general I/O |
| 引脚 88 | P25 — Port 2 general I/O |
| 引脚 89 | P24 — Port 2 general I/O |
| 引脚 90 | P23 — Port 2 general I/O |
| 引脚 91 | P22 — Port 2 general I/O |
| 引脚 92 | P21 — Port 2 general I/O |
| 引脚 93 | P20 — Port 2 general I/O |
| 引脚 94 | P13 — Port 1 general I/O |
| 引脚 95 | P12 — Port 1 general I/O |
| 引脚 96 | P11 — Port 1 general I/O |
| 引脚 97 | P10 — Port 1 general I/O |
| 引脚 98 | AVSS — Analog ground |
| 引脚 99 | AVCC — Analog supply voltage |
| 引脚 100 | VREFH — ADC reference voltage high |
典型应用
R5F51308ADFP#30 适用于 6 应用s: Washing Machine Control Board, Induction Cooktop Touch Interface, Refrigerator Temperature & Door HMI, Smart Thermostat Wall Module, Industrial Sensor HMI Panel, Small IoT Sensor Hub / Appliance Gateway.
Washing Machine Control Board
The R5F51308ADFP#30 fits washing-machine main boards because it combines a 32 MHz RXv1 core with 50 DMIPS, 512 KB Flash, and on-chip IEC60730 self-test support - all required for Class B appliance functional-safety. The integrated 36-channel CTSU capacitive touch unit replaces mechanical push buttons with sealed glass-panel interfaces, eliminating water ingress points. The 1.8 V-5.5 V supply range lets designers run the MCU directly from a rectified 5 V rail alongside triac-driven motor drivers. The 100-LFQFP package exposes enough I/O for motor PWM, water-level sensing, drum temperature, and buzzer feedback. Compared to discrete MCU plus external touch-IC solutions, this part cuts BOM count and PCB area while keeping firmware deterministic.
推荐
Induction Cooktop Touch Interface
The R5F51308ADFP#30 drives induction-cooktop slider-and-key HMIs thanks to its 36-channel CTSU with improved water resistance and noise immunity over earlier Renesas touch MCUs. A 32 MHz core is fast enough to scan the full slider array at 8 ms per cycle while still running the IEC60730 self-test and the user-interface graphics state machine. The 512 KB Flash stores the touch library, slider gesture recognition, and fault-detection firmware without external memory. The 88 available I/Os allow direct connection to IGBT gate drivers, fan PWM, and pan-presence comparator logic, simplifying the BOM. Its 5 V tolerance eliminates level shifters on legacy analog front-ends.
推荐
Refrigerator Temperature & Door HMI
The R5F51308ADFP#30 is well suited for refrigerator main boards that need to combine a multi-zone temperature-control loop, a capacitive-touch door panel, and an LCD segment driver. The 12-bit ADC samples NTC thermistors with 0.25 C resolution for compressor defrost cycles, while the on-chip RTC enables adaptive energy-saving modes. The wide -40C to +85C operating range covers unheated garage and freezer-cabinet environments. 48 KB SRAM holds the touch-sensing buffer plus a small TCP/IP fragment for smart-fridge connectivity modules. Compared with external touch controllers, integrating CTSU into the main MCU reduces quiescent current and removes an SPI bus from the design.
推荐
Smart Thermostat Wall Module
Wall-mounted smart thermostats benefit from the R5F51308ADFP#30's capacitive touch sensing, 5 V tolerance, and 32 MHz RXv1 performance at modest power consumption. The 36 CTSU channels support slider-setpoint, mode buttons, and proximity wake-up - all with the noise immunity needed near switched-mode HVAC relays. 512 KB Flash accommodates a real-time OS, a Matter-over-Wi-Fi or BLE bridge, and OTA bootloader. The 88 I/Os interface directly to a triac for fan control and to a 0-10 V dimmer for backlight, simplifying PCB routing. Compared with ARM Cortex-M0+ alternatives at the same frequency, RXv1 offers stronger deterministic interrupt latency for HVAC safety routines.
推荐
Industrial Sensor HMI Panel
Factory-floor sensor HMI panels use the R5F51308ADFP#30 for its rugged -40C to +85C rating, integrated IEC60730 class-B support, and ability to drive up to 6 communication channels (SCI, I2C, SPI) for multi-sensor aggregation. The 32 MHz core runs a CAN-style industrial protocol stack plus a 4-line LCD user interface without DMA stalls. CTSU enables sealed front-panel designs where the sensor enclosure is IP65-rated and free of mechanical key switches. Compared to NXP LPC or STM32 alternatives, RX130 provides comparable flash density with a tighter latency profile for safety shutdown routines.
推荐
Small IoT Sensor Hub / Appliance Gateway
Connected appliances and small IoT hubs use the R5F51308ADFP#30 as a local sensor-aggregation MCU, leveraging its 6 communication channels to bridge UART sensors, I2C peripherals, and an SPI radio module. 512 KB Flash holds an lwIP TCP/IP stack or a private RF protocol alongside the main application, and 48 KB SRAM keeps packet buffers in-chip without external SRAM. The 5 V tolerance simplifies integration with analog 4-20 mA loops and legacy actuator drivers, while the RXv1 core's fast interrupt response ensures deterministic sensor polling. Compared to a separate touch MCU plus a Wi-Fi SoC, integrating CTSU and a host-side MCU into one part saves board space and reduces total BOM cost.
推荐
推荐产品汇总
工程参考数据： R5F51308ADFP#30 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | R5F51307ADFP#30 | R5F51305ADFP#30 | R5F51308ADFP#10 | R5F51306ADFP#30 | PIC32MX575F512H-80I/MR |
|---|---|---|---|---|---|---|
| Package | 100-LFQFP (14x14) | 100-LFQFP (14x14) - same | 100-LFQFP (14x14) - same | 100-LFQFP (14x14) - same | 100-LFQFP (14x14) - same | 100-LQFP (LQFP-100) - same |
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics | Microchip Technology |
| Core / Architecture | RXv1 32-bit | RXv1 32-bit | RXv1 32-bit | RXv1 32-bit | RXv1 32-bit | MIPS M4K 32-bit |
| Operating Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 80 MHz |
| Flash | 512 KB | 384 KB | 256 KB | 512 KB | 256 KB | 512 KB |
| SRAM | 48 KB | 48 KB | 48 KB | 48 KB | 48 KB | 64 KB |
| Capacitive Touch Channels | Up to 36 | Up to 36 | Up to 36 | Up to 36 | Up to 36 | 0 (external CTMU required) |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -20C to +85C (consumer) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 2.3 V to 3.6 V |
| IEC60730 Compliance | Yes (on-chip library support) | Yes | Yes | Yes | Yes | Yes (via MPLAB XC32 Class B library) |
关键差异点
- Integrated 36-channel CTSU with improved water resistance （对比 PIC32MX575F512H-80I/MR)
- Native 5 V operation (1.8 V to 5.5 V) （对比 PIC32MX575F512H-80I/MR)
- RXv1 deterministic 32-bit performance at 32 MHz （对比 R5F51305ADFP#30 (256 KB Flash))
- Industrial -40C to +85C temperature grade （对比 R5F51308ADFP#10)
设计说明
The R5F51308ADFP#30 operates from 1.8 V to 5.5 V single supply, so a single 3.3 V LDO (e.g. NCV4274ADS50R4G with 5 V variant) is sufficient for the digital rail. Place a 4.7 uF bulk capacitor plus 0.1 uF decoupling close to each VCC pin, and a 1 uF + 0.01 uF pair on AVCC. The VCL pin MUST have a 0.47 uF decoupling capacitor to ground; omitting it causes unstable internal regulator behavior and Flash programming failures. Estimated: total MCU supply current at 32 MHz active is approximately 15 mA, well below typical 100 mA LDO ratings.
Keep the 32 MHz main oscillator traces (XTAL/EXTAL) and the 32.768 kHz sub-oscillator traces (XCIN/XCOUT) as short as possible and away from switching nodes such as triac drivers and IGBT gate lines. The 100-LFQFP exposes 88 I/Os - route CTSU touch channels with guard traces (grounded pour) to keep capacitive loading consistent across channels. Estimated: typical CTSU trace impedance of 50 ohm with 10 pF load benefits from a 5 mm trace-width-to-ground spacing ratio. A solid 4-layer ground pour under the MCU is recommended to minimize radiated emissions from the high-speed RXv1 core.
Three common pitfalls when designing with R5F51308ADFP#30: (1) selecting '#10' instead of '#30' for outdoor appliances - the consumer temperature grade bottoms out at -20C and will fail cold-start tests; (2) forgetting to enable the on-chip IEC60730 self-test library before Flash programming - the library must be linked into the firmware image, not bolted on later; (3) sharing the analog AVCC with the digital VCC rail without an inductor bead, which couples MCU switching noise into the 12-bit ADC readings. Always boot the device through the Renesas e2 studio or Renesas Flash Programmer with the correct algorithm file for the 512 KB variant.
合规信息
RoHS compliance confirmed via JLCPCB listing; AEC-Q100 not applicable - this is a consumer/industrial MCU, not an automotive-grade part. IEC60730 functional-safety compliance is supported via on-chip self-test library but requires firmware-level certification by the appliance maker.
