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Renesas R5F21336MNFP#30
- Part No.:
- R5F21336MNFP#30
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 32-LQFP
- Datasheet:
-
R5F21336MNFP#30.pdf
- Description:
- IC MCU 16BIT 32KB FLASH 32LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,239
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Product details
Overview
R5F21336MNFP#30 from Renesas Electronics is a 16-bit R8C CPU core MCU with 32 KB flash program ROM, 2.5 KB RAM, and 4 KB data flash (1 KB × 4 blocks) supporting background operation (BGO). It operates at up to 20 MHz (VCC = 2.7–5.5 V), integrates 10-bit × 12-channel A/D, dual 8-bit D/A, LIN hardware module, and real-time clock (Timer RE), targeting embedded control in consumer audio and office equipment.
For engineers reviewing the R5F21336MNFP#30 datasheet, R5F21336MNFP#30 pinout, R5F21336MNFP#30 application, or R5F21336MNFP#30 equivalent, key selection criteria include its -20°C to +85°C N-version temperature grade, 32-pin LQFP (PLQP0032GB-A) package, integrated voltage detection and watchdog timer, and support for UART/I²C/SSU serial interfaces with LIN protocol acceleration.
Technical Context
The R5F21336MNFP#30 implements the R8C CPU core with 89 fundamental instructions, 16×16→32-bit multiplier, and multiply-accumulate capability. Its memory map spans 1 Mbyte (00000h–FFFFFh), with fixed interrupt vector table at 0FFDCh–0FFFFh and data flash at 03000h–03FFFh.
It features four independent clock sources - XIN/XOUT (up to 20 MHz), XCIN/XCOUT (32 kHz), high-speed on-chip oscillator (adjustable), and low-speed on-chip oscillator - with selectable frequency dividers (1/2/4/8/16) and oscillation stop detection. Power modes include standard, wait (3.5 µA @ 3.0 V), and stop (2.0 µA @ 3.0 V).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | R8C 16-bit core with 89 instructions, 16×16→32-bit multiplier, and MAC support for signal processing |
| Memory | 32 KB flash program ROM, 2.5 KB RAM, 4 KB data flash (1 KB × 4 blocks) with BGO for firmware updates without halting execution |
| Operating Frequency | 20 MHz max (VCC = 2.7–5.5 V); 5 MHz min (VCC = 1.8–5.5 V) - enables deterministic timing in cost-sensitive appliances |
| A/D & D/A | 10-bit resolution × 12 channels with sample-and-hold and sweep mode; dual 8-bit D/A outputs for analog actuator control |
| Timers | Timer RA (8-bit), RB (8-bit PWM), RC (16-bit with 4 capture/compare registers), RE (real-time clock with calendar functions) |
| Serial Interfaces | UART0/1/2 (UART2 supports I²C-bus and multiprocessor mode), SSU (shared with I²C), hardware LIN module using Timer RA + UART0 |
| Power Management | Voltage detection (power-on reset + selectable VD0/VD1 levels), watchdog timer (14-bit with prescaler), and three low-power modes |
Pinout & Package
Package: 32-pin LQFP (PLQP0032GB-A), 7 mm × 7 mm, 0.8 mm pitch, surface-mount compatible with standard reflow profiles.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P0_0–P0_7, P1_0–P1_7, P2_0–P2_2, P3_1, P3_3–P3_5, P3_7, P4_5–P4_7 | CMOS I/O ports | 27 programmable bidirectional pins with software-selectable pull-up resistors and LED drive capability |
| P4_2 | Input-only port | Dedicated analog reference voltage input (VREF) for A/D and D/A converters |
| XIN/XOUT | Primary system clock input/output | Supports external crystal/resonator up to 20 MHz; critical for precise timing in audio sync and motor control |
| XCIN/XCOUT | Real-time clock oscillator | 32 kHz crystal interface for Timer RE calendar functions and ultra-low-power wake-up |
| RESET | Active-low reset input | Hardware reset initiation; internal power-on reset and voltage detection ensure reliable boot |
| AN0–AN11 | Analog inputs | 12-channel 10-bit A/D inputs with dedicated reference (VREF) and internal sample-and-hold |
| DA0/DA1 | Digital-to-analog outputs | Two independent 8-bit analog outputs for volume control, bias adjustment, or sensor calibration signals |
Key Features
| Feature | Design Value |
|---|---|
| Background Operation (BGO) | Data flash erasure/programming while CPU executes code - enables seamless field firmware updates in deployed appliances |
| Hardware LIN Module | Integrated LIN 2.0/2.1 support via Timer RA and UART0 - eliminates external transceiver for automotive body electronics and HVAC subsystems |
| Low-Power Wait Mode | 3.5 µA typical current at 3.0 V with 32 kHz XCIN clock active - extends battery life in remote controls and portable audio devices |
| Multi-Source Clock System | Four independent clocks (XIN, XCIN, high-speed/low-speed on-chip) with automatic failover and stop detection - ensures robust timing under EMI stress |
| Voltage Detection Circuit | Configurable VD0/VD1 thresholds plus power-on reset - prevents erratic behavior during brown-out conditions in unregulated power supplies |
Applications
| Audio Equipment Control | Office Equipment Motor Drive |
|---|---|
Use Scenario: Volume, tone, and source selection logic in compact stereo receivers and Bluetooth speakers. IC Role / Device Role / Timing Role: Main system controller executing UI state machine, decoding IR/serial commands, and generating analog control voltages via DA0/DA1. Use Value: Integrated 10-bit A/D reads potentiometer positions; dual 8-bit D/A sets VCO bias and amplifier gain - reduces BOM by eliminating external DACs. | Use Scenario: Paper feed, scanning lamp, and document alignment control in multifunction printers. IC Role / Device Role / Timing Role: Real-time motion sequencer using Timer RC PWM outputs and A/D feedback from position sensors. Use Value: 16-bit Timer RC with 4 capture/compare registers enables precise stepper motor phase timing; 12-channel A/D monitors thermal and current sensors for closed-loop safety. |
| Consumer Appliance UI | Home Automation Sensor Hub |
Use Scenario: Keypad scanning, display backlight dimming, and temperature regulation in microwave ovens and rice cookers. IC Role / Device Role / Timing Role: Embedded controller managing touch/key inputs (KI0–KI3), driving LED segments, and regulating heating cycles via Timer RB PWM. Use Value: Key input interrupt (7-level priority) ensures responsive UI; hardware LIN module communicates with door latch or fan modules - simplifies wiring harness design. | Use Scenario: Aggregating temperature, humidity, and occupancy data from multiple analog/digital sensors in smart thermostats. IC Role / Device Role / Timing Role: Data concentrator with UART2 (I²C mode) interfacing to environmental sensors and Timer RE maintaining wall-clock time. Use Value: Real-time clock (Timer RE) tracks date/time independently in stop mode (2.0 µA); 10-bit A/D resolves ±0.5°C thermal drift - meets HVAC accuracy requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 16-bit MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F21336MDFP | Same core, memory, and peripherals but rated for -40°C to +85°C industrial temperature range | Required for outdoor or automotive cabin applications where extended ambient range is mandatory | Select R5F21336MDFP when operating below -20°C; no PCB changes needed - identical pinout and footprint |
| R5F21334MNFP | 16 KB program ROM, 1.5 KB RAM, same data flash and peripheral set | Suitable for simpler UI or sensor-only tasks where full 32 KB code space is unnecessary | Choose R5F21334MNFP to reduce cost in high-volume consumer goods where firmware size fits within 16 KB |
Compared with R5F21336MDFP, the R5F21336MNFP#30 offers identical functionality at lower cost for commercial environments, while R5F21334MNFP provides a scalable entry point with reduced memory - enabling tiered product families without redesigning hardware.
Availability
R5F21336MNFP#30 is available at Aetrix Electronics and suitable for audio equipment control, office equipment motor drive, consumer appliance UI, and home automation sensor hub applications requiring stable component supply and long-term manufacturing continuity.
Supply support for R5F21336MNFP#30 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 specializing in microcontrollers, analog, power, and SoC solutions for automotive, industrial, and IoT markets.
The R8C/33M Group, including R5F21336MNFP#30, was designed for cost-sensitive, low-power embedded control in consumer electronics - emphasizing integration of analog peripherals, robust clocking, and EMI/EMS resilience.
FAQ
What is the maximum operating frequency and supply voltage range for the R5F21336MNFP#30?
The R5F21336MNFP#30 operates at up to 20 MHz when supplied with 2.7 V to 5.5 V, and supports a minimum 5 MHz operation down to 1.8 V. This dual-voltage capability allows flexible power design across battery-powered and line-powered consumer devices while maintaining deterministic instruction timing - critical for real-time audio and motor control loops in the R5F21336MNFP#30.
Does the R5F21336MNFP#30 support in-system programming and background operation?
Yes, the R5F21336MNFP#30 includes 4 KB of data flash (1 KB × 4 blocks) with full background operation (BGO) support, enabling firmware updates or parameter storage while the CPU continues executing application code. Programming and erasure endurance is rated at 10,000 cycles, and the R5F21336MNFP#30 supports on-chip debug and flash rewrite via standard interfaces - essential for field-upgradable consumer electronics.
What serial communication interfaces are integrated into the R5F21336MNFP#30?
The R5F21336MNFP#30 integrates UART0, UART1, and UART2 (with I²C-bus and multiprocessor modes), a synchronous serial unit (SSU) shared with I²C, and a dedicated hardware LIN module combining Timer RA and UART0. This enables concurrent RS-232 debugging, sensor I²C communication, and LIN bus control - all without external transceivers - making the R5F21336MNFP#30 ideal for multi-protocol appliance subsystems.
How does the R5F21336MNFP#30 manage power consumption in low-power applications?
The R5F21336MNFP#30 achieves 3.5 µA in wait mode (32 kHz XCIN active) and 2.0 µA in stop mode at 3.0 V, enabled by configurable clock gating, multiple low-power modes, and a dedicated low-speed on-chip oscillator for the watchdog timer. Its voltage detection circuit ensures safe brown-out recovery, and the R5F21336MNFP#30's optimized peripheral activation allows selective wake-up - extending battery life in remote controls and portable audio gear.
What is the package type and pin count of the R5F21336MNFP#30?
The R5F21336MNFP#30 uses a 32-pin LQFP package (PLQP0032GB-A), measuring 7 mm × 7 mm with 0.8 mm pin pitch. This RoHS-compliant, surface-mount package supports automated assembly and provides 27 CMOS I/O pins, one input-only pin (P4_2), and dedicated analog/digital power domains - matching mechanical and thermal requirements of compact consumer electronics where the R5F21336MNFP#30 is deployed.
R5F21336MNFP#30 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 32-LQFP
- Series:
- R8C/3x/33M
- Packaging:
- Tray
- Product Status:
- Not For New Designs
- Programmable:
- Not Verified
- Core Processor:
- R8C
- Core Size:
- 16-Bit
- Speed:
- 20MHz
- Connectivity:
- I2C, LINbus, SIO, SSU, UART/USART
- Peripherals:
- POR, PWM, Voltage Detect, WDT
- Number of I/O:
- 27
- Program Memory Size:
- 32KB (32K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 4K x 8
- RAM Size:
- 2.5K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 5.5V
- Data Converters:
- A/D 12x10b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -20°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F21336MNFP#30 FAQ
1.How can I place an order for R5F21336MNFP#30 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F21336MNFP#30 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for R5F21336MNFP#30 reliable?
The price and inventory of R5F21336MNFP#30 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F21336MNFP#30 is usually 5 days.
3.What payment methods are accepted for R5F21336MNFP#30?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F21336MNFP#30 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F21336MNFP#30?
R5F21336MNFP#30 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F21336MNFP#30 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for R5F21336MNFP#30?
For technical support, including R5F21336MNFP#30 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F21336MNFP#30 requirements.
6.How does Aetrix verify that R5F21336MNFP#30 is sourced from the original manufacturer or authorized distributors?
All R5F21336MNFP#30 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that R5F21336MNFP#30 meets industry standards.
7.What is the process for return or replacement of R5F21336MNFP#30?
All R5F21336MNFP#30 units undergo pre-shipment inspection (PSI). If there is an issue with R5F21336MNFP#30, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The R5F21336MNFP#30 part is unused and in its original packaging.
Return procedure for R5F21336MNFP#30:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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