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Renesas R5F6416LADFE#2A
- Part No.:
- R5F6416LADFE#2A
- Manufacturer:
- Renesas
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
R5F6416LADFE#2A.pdf
- Description:
- 32BIT MCU R32C/100X
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
R5F6416LADFE#2A from Renesas Electronics is a 32-bit CISC microcontroller in the R32C/116A Group, designed for high-integration embedded control in automotive audio, industrial equipment, and home appliances. It delivers 64 MHz CPU operation, 768 KB flash + 8 KB data flash, 96 KB RAM, IEEE-754 single-precision FPU, and 11-channel serial interface including multi-master I²C.
For engineers reviewing the R5F6416LADFE#2A datasheet, R5F6416LADFE#2A pinout, R5F6416LADFE#2A application, or R5F6416LADFE#2A equivalent, key selection factors include its 176-pin LQFP package, 34-channel 10-bit ADC, dual 8-bit DACs, three-phase motor control timer, and support for wait/stop low-power modes with 8 µA standby current.
Technical Context
The R5F6416LADFE#2A implements the R32C/100 Series CPU core with 108 basic instructions, 15.625 ns minimum instruction cycle at 64 MHz, 32×32→64-bit multiplier, and 32×32+64→64-bit MAC unit. Its memory architecture supports 4 GB address space (64 MB user-accessible) with external bus expansion featuring wait-state insertion and four chip-select outputs.
Peripheral integration includes DMAC (4 channels, 61 request sources), intelligent I/O (16 input-capture + 24 output-compare channels), CRC-CCITT calculator, X-Y converter, and dedicated three-phase motor control timer using TA1–TA4 and TB2 with 8-bit programmable dead-time generation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | R32C/100 Series 32-bit CISC with IEEE-754 single-precision FPU and 32-bit barrel shifter |
| Max Operating Frequency | 64 MHz - enables real-time control loop execution ≤15.625 ns per instruction |
| Memory | 768 KB on-chip flash + 8 KB data flash + 96 KB RAM - supports firmware updates and data logging without external storage |
| Analog Peripherals | 34-channel 10-bit ADC with sample-and-hold and open-circuit detection; dual 8-bit DACs - suitable for closed-loop sensor feedback and analog actuator drive |
| Serial Interfaces | 11 UART channels (UART0–UART10), including I²C-bus mode on UART0–UART6 and one dedicated multi-master I²C interface - enables concurrent communication with displays, sensors, and power ICs |
| Timers & Motor Control | Five 16-bit Timer A units, six 16-bit Timer B units, and integrated three-phase motor control timer with 8-bit dead-time - directly supports BLDC/PMSM commutation without external logic |
| Power Management | Wait mode (8 µA at 3.3 V, 32.768 kHz sub-clock) and stop mode - extends battery life in portable and always-on industrial systems |
Pinout & Package
Package: 176-pin plastic molded LQFP (PLQP0176KB-A), 24 × 24 mm body, 0.5 mm pitch, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P1_0–P1_7 | Programmable CMOS I/O port with interrupt capability | Supports GPIO, external interrupt inputs (INT3–INT5), and intelligent I/O functions (IIO0/IIO1) for time measurement and waveform generation |
| P10_0–P10_7 | Analog input port with key-input and ADC channel mapping | Provides 8-channel analog sensing (AN_0 to AN_7) plus KI0–KI3 key-scan inputs - enables touchless UI and sensor fusion in appliance HMI |
| P15_0–P15_7 | Intelligent I/O port with ADC channel extension | Delivers 8 additional 10-bit ADC inputs (AN15_0 to AN15_7) and synchronous serial I/O - expands analog monitoring without multiplexer overhead |
| P7_0, P7_1, P7_3–P7_7 | Timer A/B output capture and UART/SCL/STXD functions | Configurable as TA0OUT, TA0IN/TB5IN, TA1IN/TA1OUT, TA2IN/TA2OUT, TA3IN/TA3OUT, TA4IN/TA4OUT - enables encoder interface, PWM generation, and multi-protocol serial comms |
| P9_0–P9_7 | UART3–UART4 interface with clock, trigger, and analog extension | Supports TXD3/RXD3/CLK3, TXD4/RXD4/SCL4/STXD4, and ADTRG/ANEX0/ANEX1 - synchronizes ADC sampling with serial data transmission |
Key Features
| Feature | Design Value |
|---|---|
| IEEE-754 Single-Precision FPU | Enables real-time floating-point math for motor vector control and audio DSP without software emulation latency |
| Three-Phase Motor Control Timer | Dedicated hardware combining TA1, TA2, TA4, and TB2 with 8-bit dead-time programming - eliminates external gate-driver timing ICs |
| 34-Channel 10-Bit ADC with Self-Test | Integrated sample-and-hold and open-circuit detection reduce BOM cost and improve reliability in temperature, current, and voltage sensing |
| Multi-Master I²C-Bus Interface | Independent 1-channel I²C controller (not shared with UART) ensures deterministic timing for EEPROM, PMIC, and sensor register access |
| On-Chip Debug & Flash Programming | Full on-chip debug support and in-system flash programming via standard interfaces - accelerates firmware development and field updates |
| 5 V-Tolerant Inputs | 156 total I/O ports with 52 pins rated for 5 V input - simplifies level-shifting in mixed-voltage industrial and automotive subsystems |
Applications
| Audio System Controller | Industrial Motor Drive |
|---|---|
|
Use Scenario: Central controller in car audio head units managing DSP, amplifier biasing, display, and Bluetooth audio streaming. IC Role / Device Role / Timing Role: Main system MCU executing real-time audio processing, I²C-based amplifier configuration, and UART-based BT module control. Use Value: Integrated FPU and 11 serial channels eliminate external co-processors and bridge ICs, reducing PCB area by ≥35% versus dual-MCU solutions. |
Use Scenario: Closed-loop control of 3-phase BLDC motors in HVAC blowers and industrial pumps. IC Role / Device Role / Timing Role: Real-time motor commutation engine using three-phase timer, 34-channel ADC for current/voltage sensing, and PWM output generation. Use Value: Hardware-dead-time insertion and encoder input capture enable <1 µs timing precision - meets IEC 61800-3 functional safety timing requirements. |
| Smart Home Appliance HMI | Office Equipment Engine Control |
|
Use Scenario: User interface and subsystem coordinator in washing machines and refrigerators with touch keys, display, and motor/sensor management. IC Role / Device Role / Timing Role: Primary MCU handling KI0–KI3 key scan, 10-bit ADC for temperature/humidity, and UART-driven display driver. Use Value: On-chip key-input circuitry and 5 V-tolerant I/O simplify front-panel design - reduces external debounce components and ESD protection parts. |
Use Scenario: Precision motion control in laser printers and multifunction copiers managing paper feed, fuser temperature, and toner delivery. IC Role / Device Role / Timing Role: Timing-critical engine controller coordinating stepper motor sequencing, thermal regulation via DAC outputs, and sensor polling. Use Value: Dual 8-bit DACs provide analog heater control signals; 96 KB RAM buffers print job raster data - avoids external SRAM in compact designs. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| R5F6416KADFE | 640 KB flash + 8 KB data flash (vs. 768 KB); identical 176-pin LQFP package, CPU, peripherals, and temperature grade | Suitable where firmware size ≤640 KB suffices; no change to PCB layout or driver software | Select when application code footprint is confirmed under 640 KB to reduce cost without sacrificing performance or feature set |
| R5F6416MADFE | 1 MB flash + 8 KB data flash (vs. 768 KB); same package, clock speed, RAM, and peripheral complement | Required for complex firmware with OTA update partitions, cryptographic libraries, or large GUI assets | Choose when future firmware growth, secure boot signing, or dual-bank flash updates are mandated in product roadmap |
Compared with R5F6416KADFE and R5F6416MADFE, the R5F6416LADFE#2A provides optimal balance of flash capacity (768 KB) for mid-complexity applications-enough for robust feature sets and diagnostics while avoiding over-provisioning costs associated with 1 MB variants.
Availability
R5F6416LADFE#2A is available at Aetrix Electronics and suitable for automotive audio systems, industrial motor drives, smart home appliances, and office equipment requiring stable component supply across long production lifecycles.
Supply support for R5F6416LADFE#2A 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 devices for automotive, industrial, and IoT markets.
The R32C/116A Group belongs to Renesas' high-end M16C Family, engineered for demanding embedded control applications requiring high code efficiency, noise immunity, and rich on-chip peripheral integration without external glue logic.
FAQ
What is the operating temperature range for the R5F6416LADFE#2A?
The R5F6416LADFE#2A is rated for industrial operation from −40°C to +85°C (D version). This specification is confirmed in Table 1.5 of the R32C/116A Group datasheet (R01DS0066EJ0120 Rev.1.20), and applies to all 176-pin LQFP variants including R5F6416LADFE#2A. No derating is required within this range.
Does the R5F6416LADFE#2A support in-system programming?
Yes, the R5F6416LADFE#2A supports on-board flash programming via its on-chip debug interface. The datasheet confirms full in-system programming capability with suspend/resume function, ROM code protection, and ID code protection - enabling field firmware updates and secure manufacturing provisioning without external programmers.
How many UART channels does the R5F6416LADFE#2A include, and which support I²C-bus mode?
The R5F6416LADFE#2A integrates 11 asynchronous/synchronous serial interface channels (UART0 to UART10). UART0 through UART6 support I²C-bus mode, and the device also includes a dedicated, independent multi-master I²C-bus interface - providing concurrent I²C control paths for system-level and peripheral-specific communication.
Is the R5F6416LADFE#2A pin-compatible with other R32C/116A Group members in the 176-pin LQFP package?
Yes, all R32C/116A Group devices in the PLQP0176KB-A package - including R5F6416JADFE, R5F6416KADFE, R5F6416LADFE#2A, and R5F6416MADFE - share identical pin assignments, electrical characteristics, and peripheral mappings. Only flash size differs; no PCB redesign is needed when upgrading within this package family.
What debug interface does the R5F6416LADFE#2A support?
The R5F6416LADFE#2A supports Renesas' standard on-chip debug interface compatible with E20 emulator and CS+ IDE. This includes full breakpoint, watchpoint, and real-time trace capabilities - verified in Section 1.1.2 "Debugging" of the R32C/116A Group datasheet, which explicitly lists "on-chip debug" as a core feature of the R5F6416LADFE#2A.
R5F6416LADFE#2A Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Renesas
- Package/Case:
- 176-LQFP
- Series:
- M16C/R32C/100/116A
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- R32C/100
- Core Size:
- 16/32-Bit
- Speed:
- 64MHz
- Connectivity:
- EBI/EMI, I2C, IEBus, UART/USART
- Peripherals:
- DMA, LVD, PWM, WDT
- Number of I/O:
- 156
- Program Memory Size:
- 768KB (768K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 8K x 8
- RAM Size:
- 96K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 34x10b; D/A 2x8b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
R5F6416LADFE#2A FAQ
1.How can I place an order for R5F6416LADFE#2A through Aetrix?
Please submit a Request for Quotation (RFQ) for R5F6416LADFE#2A 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 R5F6416LADFE#2A reliable?
The price and inventory of R5F6416LADFE#2A are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for R5F6416LADFE#2A is usually 5 days.
3.What payment methods are accepted for R5F6416LADFE#2A?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for R5F6416LADFE#2A transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for R5F6416LADFE#2A?
R5F6416LADFE#2A orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your R5F6416LADFE#2A 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 R5F6416LADFE#2A?
For technical support, including R5F6416LADFE#2A datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your R5F6416LADFE#2A requirements.
6.How does Aetrix verify that R5F6416LADFE#2A is sourced from the original manufacturer or authorized distributors?
All R5F6416LADFE#2A 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 R5F6416LADFE#2A meets industry standards.
7.What is the process for return or replacement of R5F6416LADFE#2A?
All R5F6416LADFE#2A units undergo pre-shipment inspection (PSI). If there is an issue with R5F6416LADFE#2A, 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 R5F6416LADFE#2A part is unused and in its original packaging.
Return procedure for R5F6416LADFE#2A:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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