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Renesas R5F3650ECDFA#V0
- Part No.:
- R5F3650ECDFA#V0
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 100-BQFP
- Datasheet:
-
R5F3650ECDFA#V0.pdf
- Description:
- 16BIT MCU M16C/65C
- Quantity:
- Payment:
- Shipping:
Inventory:4,145
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Product details
Overview
R5F3650ECDFA#V0 from Renesas is a 16-bit flash microcontroller in the M16C/65C Group, featuring an M16C/60 Series CPU core with 16×16-bit multiplier, 256 KB program ROM, 20 KB RAM, and 4 KB ×2 data flash. It operates at up to 32 MHz (2.7–5.5 V), integrates 26-channel 10-bit A/D converter (1.72 µs conversion), dual 8-bit D/A converters, and CEC functionality for HDMI-CEC control-used in digital TVs and AV receivers.
For engineers reviewing the R5F3650ECDFA#V0 datasheet, R5F3650ECDFA#V0 pinout, R5F3650ECDFA#V0 application, or R5F3650ECDFA#V0 equivalent, key selection factors include its -40°C to +85°C industrial temperature grade, 100-pin QFP package (PRQP0100JD-B), integrated three-phase motor control timers, and on-chip debug support for embedded firmware development.
Technical Context
The R5F3650ECDFA#V0 implements a fixed-function M16C/60 CPU core with 91 basic instructions and 31.25 ns minimum instruction cycle time at 32 MHz. Its clock system includes main/sub oscillators, 125 kHz low-speed and 40 MHz ±5% high-speed on-chip oscillators, and a PLL frequency synthesizer with selectable divide ratios (1–16).
Peripheral integration includes five 16-bit Timer A units supporting PWM, event counting, and two-phase encoder input; six 16-bit Timer B units for pulse width/period measurement and three-phase inverter control with on-chip dead-time generation; and dual remote control signal receivers operating at 32 kHz with 4-wave pattern matching and 6-byte buffer.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | M16C/60 Series with 16×16-bit multiplier and MAC instruction |
| Max Operating Frequency | 32 MHz at 2.7–5.5 V supply - enables real-time motor control loop execution |
| Memory | 256 KB program ROM, 20 KB RAM, 4 KB ×2 data flash (10,000 erase cycles) |
| A/D Converter | 10-bit resolution × 26 channels, 1.72 µs conversion time - supports fast sensor sampling |
| D/A Converter | 8-bit × 2 circuits - provides analog output for audio or bias control |
| CEC Interface | HDMI CEC transmit/receive at 32 kHz with arbitration loss detection - enables TV remote interoperability |
| Operating Temperature | -40°C to +85°C - qualified for industrial and consumer AV equipment environments |
| Package | 100-pin QFP (PRQP0100JD-B, 14×20 mm body, 0.65 mm pitch) |
Pinout & Package
Package: 100-pin QFP (PRQP0100JD-B), 14 mm × 20 mm body, 0.65 mm lead pitch, dual power supply (VCC1 for core/peripherals, VCC2 for external bus interface).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P0_0–P0_7 | Port 0 I/O with AN0_0–AN0_7 | 8-bit parallel port with 8-channel analog input - used for general-purpose I/O and sensor interfacing |
| P10_0–P10_7 | Port 10 I/O with AN0–AN7, KI0–KI3 | 8-bit port with 8-channel A/D and 4-key interrupt inputs - supports keypad scanning and analog monitoring |
| P5_0/P5_1 | WRL/WR, WRH/BHE | Write strobes for 8-bit or 16-bit external bus access - enables flexible memory expansion |
| P5_2/P5_3 | RD, BCLK | Read strobe and bus clock - synchronizes external memory reads and timing |
| P6_0 | RTCOUT/CTS0/RTS0 | Real-time clock output or UART0 flow control - supports timekeeping or serial handshaking |
| P8_5 | NMI/SD/CEC | Non-maskable interrupt input, standby control, and CEC signal I/O - central to HDMI-CEC command handling |
| VCC1/VCC2 | Core & bus power supplies | Independent 2.7–5.5 V supplies allow mixed-voltage bus interfacing without level shifters |
| RESET | Active-low reset input | Hardware reset initiation - ensures deterministic startup after power-on or fault recovery |
Key Features
| Feature | Design Value |
|---|---|
| Three-phase motor control timer | Integrated TA1/TA2/TA4 and TB2 with programmable dead-time generation - eliminates external gate-driver timing logic |
| Remote control receiver | Two independent 32 kHz receivers with 4-waveform pattern matching and header/data discrimination - enables IR remote decoding without external IC |
| Multi-master I²C interface | Single-channel I²C supporting master/slave operation and arbitration - simplifies communication with sensors and EEPROMs |
| On-chip debug | Hardware debug circuit with address match interrupts ×4 - enables non-intrusive code stepping and breakpoint setting |
| Voltage detector | Three-point detection with configurable thresholds (VDD0/VDD1/VDD2) - provides robust brown-out reset across supply variations |
| CRC calculator | Hardware CRC-CCITT and CRC-16 engines - accelerates checksum computation for communication or firmware integrity checks |
Applications
| Television Remote Control System | HDMI-CEC Enabled AV Receiver |
|---|---|
Use Scenario: Decoding NEC or RC-5 infrared remote commands in a smart TV mainboard. IC Role / Device Role / Timing Role: Dedicated remote control signal receiver with 32 kHz carrier demodulation and 4-waveform pattern matching. Use Value: Eliminates need for external IR decoder IC; 6-byte receive buffer supports burst command sequences without host CPU intervention. | Use Scenario: Implementing HDMI Consumer Electronics Control (CEC) in an AV receiver for system-wide power and volume synchronization. IC Role / Device Role / Timing Role: CEC transceiver with automatic ACK output and arbitration loss detection at 32 kHz. Use Value: Enables one-touch play and system standby via HDMI cable - no additional transceiver or level-shifting components required. |
| Industrial Three-Phase Motor Drive | Digital Audio Mixer with Analog I/O |
Use Scenario: Closed-loop field-oriented control of a BLDC motor in HVAC or industrial pump applications. IC Role / Device Role / Timing Role: Real-time motor controller with dedicated three-phase inverter timers (TA1/TA2/TA4/TB2) and on-chip dead-time insertion. Use Value: Reduces gate driver design complexity; precise 16-bit PWM timing ensures clean commutation and low EMI. | Use Scenario: Audio processing and analog I/O management in a professional mixer with microphone preamp bias and line-level outputs. IC Role / Device Role / Timing Role: Mixed-signal controller with 26-channel 10-bit A/D (1.72 µs), dual 8-bit D/A, and real-time clock. Use Value: Simultaneous multi-channel analog acquisition and generation - supports real-time gain calibration and metering without external converters. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 16-bit MCU applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F3650ECNFA#V0 | Same core and peripherals, but rated for -20°C to +85°C (N-grade) instead of -40°C to +85°C (D-grade) | Suitable for commercial indoor appliances; lacks extended industrial temperature qualification | Select R5F3650ECDFA#V0 when operating in cold ambient environments (e.g., outdoor kiosks, automotive cabins) |
| R5F3651ECDFC#V0 | Higher memory: 256 KB ROM + 31 KB RAM vs. 256 KB + 20 KB; same D-grade temp and 128-pin LQFP package | Requires PCB redesign due to 128-pin footprint and larger package size | Choose R5F3651ECDFC#V0 only if additional RAM is critical and board layout allows 128-pin QFP |
Compared with R5F3650ECNFA#V0 and R5F3651ECDFC#V0, the R5F3650ECDFA#V0 uniquely balances industrial temperature range, 100-pin compact packaging, and sufficient RAM for real-time CEC/motor control tasks - making it optimal for space-constrained AV and industrial designs requiring wide thermal margin.
Availability
R5F3650ECDFA#V0 is available at Aetrix Electronics and suitable for digital television mainboards, HDMI-CEC enabled AV receivers, industrial motor drives, and professional audio mixers requiring stable component supply across extended temperature ranges.
Supply support for R5F3650ECDFA#V0 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, and power solutions for automotive, industrial, and consumer markets.
The M16C/65C Group targets cost-sensitive, real-time embedded applications requiring integrated analog peripherals, motor control timers, and HDMI-CEC compliance - designed specifically for AV equipment and industrial automation.
FAQ
What is the maximum operating frequency and supply voltage range for the R5F3650ECDFA#V0?
The R5F3650ECDFA#V0 operates at up to 32 MHz with a supply voltage range of 2.7 V to 5.5 V on both VCC1 and VCC2 pins. This allows direct interfacing with 3.3 V or 5 V systems without external regulators, and the 31.25 ns instruction cycle time supports deterministic real-time control loops in the R5F3650ECDFA#V0.
Does the R5F3650ECDFA#V0 support hardware debugging during firmware development?
Yes, the R5F3650ECDFA#V0 includes an on-chip debug circuit with four address match interrupts, enabling non-intrusive breakpoints, single-stepping, and memory inspection via standard JTAG or FINE interfaces. This debug capability is fully integrated and requires no external emulator hardware beyond a compatible debugger pod for the R5F3650ECDFA#V0.
How many analog input channels does the R5F3650ECDFA#V0 provide, and what is their resolution and speed?
The R5F3650ECDFA#V0 integrates a 10-bit A/D converter with 26 input channels (including AN0–AN7, ANEX0/ANEX1, AN0_0–AN0_7, AN2_0–AN2_7) and a conversion time of 1.72 µs. This enables high-speed sampling of multiple sensors or audio signals while maintaining precision - a key capability confirmed in the R5F3650ECDFA#V0 datasheet Section 1.2.
What peripheral functions make the R5F3650ECDFA#V0 suitable for HDMI-CEC applications?
The R5F3650ECDFA#V0 includes dedicated CEC transmit/receive circuitry on pin P8_5, with built-in arbitration loss detection and automatic ACK output at 32 kHz - fully compliant with HDMI CEC v1.4. This eliminates external transceivers and level shifters, allowing direct HDMI connector interfacing in the R5F3650ECDFA#V0-based design.
Is the R5F3650ECDFA#V0 pin-compatible with other members of the M16C/65C Group?
No - the R5F3650ECDFA#V0 uses the 100-pin PRQP0100JD-B package, while other variants like R5F3651ECDFC#V0 use the 128-pin PLQP0128KB-A package. Pin count, pitch, and signal mapping differ; therefore, the R5F3650ECDFA#V0 is not pin-compatible with higher-pin-count M16C/65C devices, and PCB layout must be specific to its 100-pin QFP footprint.
R5F3650ECDFA#V0 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 100-BQFP
- Series:
- M16C™ M16C/60/65C
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- M16C/60
- Core Size:
- 16-Bit
- Speed:
- 32MHz
- Connectivity:
- EBI/EMI, I2C, IEBus, SIO, UART/USART
- Peripherals:
- DMA, POR, PWM, Voltage Detect, WDT
- Number of I/O:
- 85
- Program Memory Size:
- 272KB (272K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 20K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 26x10b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F3650ECDFA#V0 FAQ
1.How can I place an order for R5F3650ECDFA#V0 through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F3650ECDFA#V0 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 R5F3650ECDFA#V0 reliable?
The price and inventory of R5F3650ECDFA#V0 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F3650ECDFA#V0 is usually 5 days.
3.What payment methods are accepted for R5F3650ECDFA#V0?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F3650ECDFA#V0 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F3650ECDFA#V0?
R5F3650ECDFA#V0 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F3650ECDFA#V0 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 R5F3650ECDFA#V0?
For technical support, including R5F3650ECDFA#V0 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F3650ECDFA#V0 requirements.
6.How does Aetrix verify that R5F3650ECDFA#V0 is sourced from the original manufacturer or authorized distributors?
All R5F3650ECDFA#V0 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 R5F3650ECDFA#V0 meets industry standards.
7.What is the process for return or replacement of R5F3650ECDFA#V0?
All R5F3650ECDFA#V0 units undergo pre-shipment inspection (PSI). If there is an issue with R5F3650ECDFA#V0, 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 R5F3650ECDFA#V0 part is unused and in its original packaging.
Return procedure for R5F3650ECDFA#V0:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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