Renesas Electronics America Inc R5F100FHAFP#10

Introduction to the R5F100FHAFP#10 RL78/G13 Microcontroller

The Renesas R5F100FHAFP#10 is a member of the RL78/G13 family of 16-bit microcontrollers, designed for general-purpose embedded applications demanding a balance of low power consumption and robust feature integration. Housed in a 44-pin LQFP package, this device offers 192KB of on-chip flash memory, 32MHz operation, and a comprehensive collection of digital and analog peripherals suited to a wide range of consumer and industrial scenarios.

Main Attributes and Performance Benefits of the R5F100FHAFP#10 RL78/G13

The R5F100FHAFP#10 incorporates advanced power-saving technologies, enabling active mode current as low as 66 μA/MHz and deep standby operation with the real-time clock and LVD active at just 0.57 μA. It supports a single-supply voltage operation from 1.6V to 5.5V, broadening compatibility across battery-powered and line-powered applications. Flexible power management modes (HALT, STOP, SNOOZE) empower designers to optimize consumption without sacrificing responsiveness. With up to 41 DMIPS performance at 32MHz and availability of code flash from 16KB up to 512KB in the RL78/G13 range, the device scales well for applications with varying complexity.

Physical Packaging and Pin Layouts of the R5F100FHAFP#10 RL78/G13

The device is available in multiple package options, including the 44-pin LQFP (10x10mm, 0.8mm pitch) used by the R5F100FHAFP#10. Other RL78/G13 devices span from 20-pin to 128-pin packages, encompassing TSSOP, LSSOP, HWQFN, WFLGA, LFQFP, VFBGA, and LQFP, facilitating a fit for numerous density and board-space requirements. Designers should review the specific pinout for the chosen package, noting recommendations such as the necessity to connect the on-chip voltage regulator control (REGC) pin to Vss via a 0.47–1μF capacitor and, where applicable, to manage exposed die pads for thermal and grounding performance.

Primary Specifications and System Diagram of the R5F100FHAFP#10 RL78/G13

At its core, the RL78/G13 features a CISC architecture CPU with a 3-stage pipeline, supporting high-speed (0.03125μs at 32MHz) and ultra-low-speed (30.5μs at 32.768kHz) instruction execution. The R5F100FHAFP#10 offers up to 1MB address space, 2–32KB RAM (model-dependent), and rich architectural extensions such as multiple general-purpose register banks, on-chip debug support, and a DMA controller with 2–4 channels for fast memory/peripheral transfers. Enhanced hardware arithmetic (16x16-bit multiplier, 32/32-bit divider, multiply-accumulate functions) boosts real-time control and DSP-like workloads in embedded systems.

Power Input, Energy Saving Features, and Operating Conditions of the R5F100FHAFP#10 RL78/G13

The microcontroller’s wide supply tolerance (1.6V to 5.5V) and multi-mode operation are central to its versatility. Key operating modes include:

HALT: Core stopped with fast wake, peripheral retention.

STOP: Deep power down, with limited retention and ultra-low current.

SNOOZE: Intelligent wake on select peripherals, ideal for event-driven, always-on systems.

Industrial temperature ranges are well-supported: the "A" consumer and "D" industrial grades up to +85°C, and "G" industrial variants supporting extended operation up to +105°C. The device’s power-on-reset (POR) and low-voltage detector (LVD) safeguard reliable startup and data retention during voltage dips and startup transients.

Peripheral Components and Communication Options of the R5F100FHAFP#10 RL78/G13

Well-suited for system integration, the R5F100FHAFP#10 offers:

UART (with LIN-bus support): 2–4 channels for RS232/automotive communication.

Simplified SPI (CSI): 2–8 channels for high-speed synchronous data exchange.

I²C/Simplified I²C: 3–10 channels, addressing complex multi-device system topologies.

16-bit timers (8–16 channels) and a 12-bit interval timer for event & PWM generation.

Watchdog timer and real-time calendar for reliability and timekeeping.

Up to 120 I/O pins (model-dependent) configurable for open-drain, TTL buffer, or on-chip pull-up modes, with voltage tolerance features for level translation to 1.8V, 2.5V, or 3V buses.

Peripheral I/O Redirection Register (PIOR) enables flexible pin assignment, boosting layout and interface design flexibility.

Electrical Properties and Timing Specifications of the R5F100FHAFP#10 RL78/G13

The R5F100FHAFP#10 features:

Absolute maximum supply voltage: 6.5V

Max allowable output current (sum and per pin) varies by package and application class, ensure never to exceed absolute caps.

High-speed on-chip oscillator selectable from 1MHz to 32MHz with ±1% accuracy over –20°C to +85°C and 1.8V–5.5V operation.

AC timing for digital interfaces adapts depending on supply voltage, with minimum guaranteed parameters for setup and hold times under low-voltage operation.

Analog Features and On-chip Sensing Capabilities of the R5F100FHAFP#10 RL78/G13

Integrated analog functions significantly reduce external component needs:

8/10-bit SAR A/D converter: 6–26 channels per package; flexible reference options (VDD, internal reference, external pins).

Internal 1.45V reference and on-chip temperature sensor allow system monitoring, calibration, and sensor fusion tasks.

Typical A/D specifications include low overall error (±1 LSB or ±1% FSR) and robust performance over full temp/voltage range.

Design note: for high-accuracy sensing, ensure reference, input, and analog grounds are properly routed, considering application EMI/grounding constraints described in package remarks.

Environmental Specifications and Typical Uses for the R5F100FHAFP#10 RL78/G13

Targeted at both consumer and industrial sectors, the RL78/G13 family, including R5F100FHAFP#10, supports:

–40°C to +85°C for "A" (consumer, automotive convenience, home appliances, portable instrumentation).

–40°C to +105°C for "G" (industrial control, factory automation, HVAC, environmental sensing).

The Moisture Sensitivity Level (MSL) is rated at 3 (168 hours), and the device complies with common environmental and regulatory classifications (e.g., ECCN 3A991A2, HTS 8542.31.0001).

Flash Storage, Security Mechanisms, and Programming Information for the R5F100FHAFP#10 RL78/G13

The R5F100FHAFP#10 offers 192KB code flash with advanced features pertinent for field-upgradable and secure devices:

Flash endurance: 1,000,000 typical rewrite cycles, retained for years post-write.

Integrated data flash (4–8KB, model-dependent), rewrite-in-background feature.

Boot swap/self-programming, block-level security (erase/write locks), and hardware flash shield window function.

On-chip debug access is available for development, but should be disabled for mass production for product reliability.

In-system programming via UART is supported, with specific timing and pin requirements for mode entry (TOOL0 pin, reset sequences).

Comparable or Substitute Devices for the R5F100FHAFP#10 RL78/G13

When evaluating alternatives to the R5F100FHAFP#10, attention should be given to:

Other RL78/G13 sub-models with differing flash/RAM or package pin count but sharing the core peripherals and architecture. For example, R5F100GLAFP#10 offers a higher code flash density in a similar LQFP package, while R5F100ELAFP#10 with lower code flash might satisfy cost-reduced designs.

For cross-family or vendor alternatives, engineers should compare the TI MSP430F5x series or Microchip PIC18FxxKxx variants, noting differences in core performance, supply voltage flexibility, and peripheral feature-sets.

Careful review of electrical and timing characteristics is necessary to confirm drop-in compatibility, especially for mixed-voltage systems, package footprint, and temperature grade requirements.

Conclusion

The Renesas R5F100FHAFP#10 within the RL78/G13 series stands out for its synergy of high performance, robust peripheral integration, and industry-leading low power operation, making it a foundation for embedded systems where energy efficiency, flexibility, and complex control are paramount. For product selection engineers and procurement specialists, its extensive packaging options, broad operating voltage, and temperature range, combined with a mature MCU ecosystem, position the R5F100FHAFP#10 as a compelling solution for applications spanning from portable consumer devices to demanding industrial controls. Proper attention to design implementation, including recommended package connections, programming mode entry, and security measures ensures maximum lifetime and reliability in end applications. When used in accordance with Renesas recommendations, the R5F100FHAFP#10 delivers a lasting platform for next-generation embedded designs.