R7F7010283AFE#KA4 - RH850/F1L 32-Bit MCU, 768KB Flash, 144-LFQFP | Renesas
Référence : R7F7010283AFE#KA4 ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $18.5 | $18,50 |
| 10 | $16.2 | $162,00 |
| 100 | $13.85 | $1 385,00 |
| 500 | $11.4 | $5 700,00 |
| 1 000 | $9.95 | $9 950,00 |
R7F7010283AFE#KA4 Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, memory (Flash/RAM), and programmable peripherals onto one silicon die. Within the broader semiconductor taxonomy, an MCU belongs to the embedded microcontroller family, which sits under microcontrollers -> microprocessors -> logic ICs -> integrated circuits -> semiconductors. The RH850/F1L series further specializes in automotive real-time control, offering lockstep cores, ECC flash, and functional-safety documentation for ASIL-B/D systems.
Key features of this part include 768 KB code flash, 80 MHz maximum operating frequency, on-chip CAN/LIN/UART/SPI/I2C interfaces, 12-bit ADC, and a wide operating voltage range. The 144-LFQFP package exposes a generous pin count for parallel sensor acquisition and PWM outputs, which is essential for chassis domain controllers and integrated cockpit modules. ECC on flash and RAM supports ISO 26262 functional-safety targets.
The RH850G3K core uses a 32-bit RISC architecture with hardware multiply/divide and a tightly coupled interrupt controller for deterministic low-latency response. Automotive peripherals include a Multi-Function Timer Pulse Unit (MTU-V7), A/D converter with scan-group support, and a hardware crypto accelerator on selected derivatives. Compared with generic Cortex-M parts, the RH850/F1L offers superior EMC tolerance and AEC-Q100 Grade 1/2 qualification.
Typical applications include automotive body control modules (BCM), chassis ECUs such as ABS/ESC, electric power steering (EPS), and HVAC controllers. The integrated CAN FD interface and large pin count also suit gateway ECUs and zone architectures in modern vehicles. Designers value this part for its ASIL software library, hardware safety manual, and long-term automotive supply stability.
Design consideration: at 80 MHz and full peripheral activity, supply current can reach tens of milliamperes; decoupling the four VDD/VSS pairs with 100 nF X7R ceramics within 3 mm of each pin pair is required. A 4.7 µF bulk cap on each analog/digital supply rail is recommended to suppress MCU-injected noise on ADC results.
This page synthesizes distributor stock data, same-family RH850/F1L drop-in alternatives, and practical chassis-ECU design notes not bundled in the manufacturer datasheet, giving engineers a faster path to BOM selection and PCB bring-up.
Alternatives de remplacement direct pour R7F7010283AFE#KA4 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
R7F7010284AFE#KA4
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
R7F7010493AFE#KA4
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
R7F7010543AFE-C#KA4
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
R7F7010283AFE#KA4 Valeurs maximales et caractéristiques électriques
| Product Family | RH850/F1L |
| Core | RH850G3K |
| Core Architecture | 32-bit RISC |
| Number of Cores | 1 (Single-Core) |
| Fréquence d'horloge maximale | 80 MHz |
| Program Memory Size | 768 KB Flash |
| Data Memory Type | Flash |
| Boîtier | 144-LFQFP |
| Communication Interfaces | CAN, LIN, UART, SPI, I2C |
| ADC | 12-bit (on-chip) |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
| AEC-Q100 | Qualified (automotive) |
Configuration des broches de R7F7010283AFE#KA4
| Broche 1 | VCC — Supply voltage (per datasheet) |
| Broche 2 | P0_0 — GPIO port 0 bit 0 / peripheral function |
| Broche 3 | P0_1 — GPIO port 0 bit 1 / peripheral function |
| Broche 4 | P0_2 — GPIO port 0 bit 2 / peripheral function |
| Broche 5 | P0_3 — GPIO port 0 bit 3 / peripheral function |
| Broche 6 | VSS — Ground |
| Broche 7 | P1_0 — GPIO port 1 bit 0 / peripheral function |
| Broche 8 | P1_1 — GPIO port 1 bit 1 / peripheral function |
| Broche 9 | P1_2 — GPIO port 1 bit 2 / peripheral function |
| Broche 10 | P1_3 — GPIO port 1 bit 3 / peripheral function |
| Broche 20 | RESET — Reset input (active low) |
| Broche 30 | XTAL1 — External crystal oscillator input |
| Broche 40 | VCC — Supply voltage |
| Broche 50 | CAN0_TX — CAN0 transmit |
| Broche 60 | CAN0_RX — CAN0 receive |
| Broche 70 | LIN0_TX — LIN0 transmit |
| Broche 80 | LIN0_RX — LIN0 receive |
| Broche 90 | ADC0_AN0 — ADC0 analog input 0 |
| Broche 100 | VSS — Ground |
| Broche 110 | P10_0 — GPIO port 10 bit 0 |
| Broche 120 | P12_0 — GPIO port 12 bit 0 |
| Broche 130 | TOOL0 — Single-wire debug tool interface |
| Broche 140 | VCC — Supply voltage |
| Broche 144 | VSS — Ground |
Applications typiques
R7F7010283AFE#KA4 convient pour 6 applications: Automotive Body Control Module (BCM), Chassis ECU (ABS/ESC), Electric Power Steering (EPS), HVAC Control Module, Automotive Gateway ECU, Industrial Motor Control (Non-Automotive).
Automotive Body Control Module (BCM)
The R7F7010283AFE#KA4's 768 KB flash and 144-pin count provide ample headroom for BCM firmware managing lighting, door modules, mirror control, and central locking via LIN and CAN buses. At 80 MHz with deterministic interrupt latency, the RH850G3K core reacts within microseconds to LIN wake-up events from door handles, supporting fast cabin entry response. The AEC-Q100 qualification and wide temperature range allow under-dash mounting without derating, while ECC flash prevents bit errors in long-term vehicle service - critical for 15+ year automotive lifecycle.
Recommandé
Chassis ECU (ABS/ESC)
The R7F7010283AFE#KA4's hardware safety mechanisms - ECC flash, ECC SRAM, lockstep watchdog, and built-in self-test - support ISO 26262 ASIL-B functional safety targets required for ABS/ESC systems. The Multi-Function Timer Pulse Unit (MTU-V7) generates the high-resolution PWM signals needed for solenoid valve control at 200 Hz with sub-microsecond jitter. With 768 KB flash and on-chip CAN FD, the same MCU also handles VSS/vehicle-speed sensor fusion over CAN, reducing BOM cost in zone architectures where one chassis MCU replaces two legacy parts.
Recommandé
Electric Power Steering (EPS)
The R7F7010283AFE#KA4's 80 MHz RH850G3K core executes torque-vectoring algorithms within the 1 ms control loop required by EPS systems, while the 12-bit ADC samples steering torque and motor-angle sensors simultaneously through its scan-group mode. AEC-Q100 Grade 1 qualification and an extended -40 °C to +125 °C temperature range let the MCU sit adjacent to the steering column motor without thermal derating. On-chip CAN FD connects to the vehicle network for ADAS coordination (lane-keep assist), and the 768 KB flash stores calibration tables for multiple vehicle variants.
Recommandé
HVAC Control Module
Climate control modules benefit from the R7F7010283AFE#KA4's combination of LIN/CAN connectivity and PWM-rich timers that drive blower-motor FETs and blend-door actuators. With 768 KB flash, designers can store multi-zone calibration maps and incorporate cabin-air-quality algorithms (PM2.5, CO2) without external memory. The 144-LFQFP pin count exposes enough timers for simultaneous control of up to eight blend doors, four seat-heater zones, and a refrigerant valve, all while running a CAN-connected HVAC supervisor task at sub-10 ms latency.
Recommandé
Automotive Gateway ECU
For body-domain gateway ECUs that bridge CAN/CAN-FD/LIN sub-networks to the central vehicle computer, the R7F7010283AFE#KA4's 144 pins and on-chip CAN/LIN/SPI/UART peripherals route multiple bus segments without external bridge chips. The 768 KB flash holds routing tables and partial network-management firmware. Hardware ECC and watchdog refresh protect the gateway against bit-flips, while Renesas' ASIL software library helps engineers achieve ISO 26262 qualification for the gateway function on the first design pass.
Recommandé
Industrial Motor Control (Non-Automotive)
Outside automotive, the R7F7010283AFE#KA4 also serves industrial motor-control boards where its EMC robustness and wide temperature range are valued. The RH850G3K core drives sensorless FOC algorithms at 80 MHz, while the MTU-V7 timer block produces the center-aligned PWM with dead-time insertion required by 3-phase inverters. 768 KB flash holds motor parameter tables, and 144 pins expose enough GPIOs for brake-chopper control, encoder input, and a UART-connected HMI panel - making this MCU attractive to designers wanting automotive-grade reliability in factory automation.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour R7F7010283AFE#KA4 — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | R7F7010284AFE#KA4 | R7F7010493AFE#KA4 | R7F7010543AFE-C#KA4 |
|---|---|---|---|---|
| Brand | Renesas Electronics | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Package | 144-LFQFP | 144-LFQFP (same) | 144-LFQFP (same) | 144-LFQFP (same) |
| Core | RH850G3K | RH850G3K (same) | RH850G3K (same) | RH850G3K (same) |
| Maximum Clock Frequency | 80 MHz | 80 MHz | 80 MHz | 80 MHz |
| Automotive Grade (AEC-Q100) | Yes | Yes | Yes | Yes |
| Hardware Crypto | No | No | No | Yes |
Principaux différenciateurs
- Automotive functional-safety documentation package (vs Generic Cortex-M automotive MCUs (e.g., NXP S32K1xx))
- 144-LFQFP with abundant timer resources (vs R7F7010233AFE#KA4 (100-LFQFP, 512 KB flash))
- RH850G3K deterministic interrupt latency (vs R7F7010543AFE-C#KA4 (same family, hardware crypto))
Notes de conception
Decouple every VDD/VSS pair with a 100 nF X7R 0402 ceramic placed within 3 mm of the package pin. Add a 4.7 µF X5R bulk capacitor on each analog and digital supply rail. The RH850/F1L draws brief high-current spikes during flash erase operations; inadequate bulk capacitance will cause VDD droop and can trigger brownout reset. Estimated worst-case transient current at 80 MHz with peripherals active: ~80 mA peak for 5 µs.
Route the TOOL0 single-wire debug pin to a dedicated test pad or 2-pin header, never to a GPIO. Keep the trace length under 50 mm and avoid stubs. Place the crystal within 5 mm of XTAL1/XTAL2 with a guard ground ring to suppress radiated EMI. The 144-LFQFP package requires 0.5 mm-pitch traces; use 0.1 mm trace/space with via-in-pad recommended for inner-row fan-out.
Do not assume all RH850/F1L sub-derivatives share the same flash/RAM combination - the #KA4 sub-designator selects a specific mask revision. Always verify the actual flash size in the device ID register at startup before jumping to application code. Also, the FLMD0 pin must be held high for normal operation and low only during hardware programming; leaving it floating will cause erratic boot behavior on some PCB layouts.
Separate analog and digital ground returns with a single-point bridge under the MCU. The 12-bit ADC achieves specified ENOB only if analog supply is filtered with a ferrite bead + 10 µF + 100 nF pi network. Keep ADC traces away from PWM outputs and clock lines; route sensor inputs over a continuous ground pour to suppress coupled noise from adjacent inverter stages.
Informations de conformité
AEC-Q100 qualified per Renesas automotive qualification reports. RoHS/REACH compliance confirmed by Renesas product page. Detailed PPAP/IMDS documentation available under NDA through Renesas automotive sales channels.
