Manufacturer: Renesas Electronics America
Win Source Part Number: 792922-R5F21181DSP#U
Series: R8C/1x/18
Packaging: Tube
Operating Temperature Range: -40°C ~ 85°C (TA)
Core Processor: R8C
Speed: 20MHz
Package: 20-LSSOP (0.173", 4.40mm Width)
Core Size: 16-Bit
Connectivity: SIO, UART/USART
Peripherals: LED, POR, Voltage Detect, WDT
Number of I/O: 13
Program Memory Size: 4KB (4K x 8)
Program Memory Type: FLASH
RAM Size: 384 x 8
Data Converters: A/D 4x1b
Oscillator Type: Internal
Supply Voltage: 2.7 V ~ 5.5 V
Family Name: R5F21181
Categories: Integrated Circuits (ICs)
Manufacturer Package: 20-LSSOP
Alternative Parts (Cross-Reference): S9S12GN32F1CTJR; S9S12GN32F1MTJ; S9S12GN32F1CTJ; S9S12GN32F1VTJR;
Introduction Date: January 11, 2005
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2022
Popularity: Medium
Fake Threat In the Open Market: 61 pct.
Supply and Demand Status: Limited
IC MCU 16BIT 4KB FLASH 20LSSOP Product overview: R5F21181DSP#U0 from Renesas Electronics Corporation is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 16-bit, 16BIT, 4KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 16-bit, 16BIT, 4KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-R5F21181DSP#U0 can be used for catalog matching and distributor lookup.
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| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | VAST STOCK CO., LIMITED | Lingto Electronic Limited | Shenzhen Shengyu Electronics Technology Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 792922-R5F21181DSP#U0 | 685-R5F21181DSP#U0 | R5F21181DSP#U0-ND | R5F21181DSP#U0 | R5F21181DSP#U0 | R5F21181DSP#U0 | R5F21181DSP#U0 |
| Product Name | Embedded - Embedded - Microcontrollers - R5F21181DSP#U0 | 16-bit 16BIT 4KB Embedded Microcontroller MCU | Microcontrollers | 16-bit Microcontrollers - MCU | Embedded - Microcontrollers | Integrated Circuits (ICs) - Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 16 Bit | 16 Bit | 16 Bit | 16 Bit; 16-Bit | 16 Bit | 16 Bit; 16-Bit | |
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | |||
| RAM | 4 KB | 0.3840 KB | 0.3840 KB | 384 KB | 0.3840 KB | ||
| ROM Type | Flash; FLASH | Flash | Flash; FLASH | ||||
| Supply Voltage | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 2.7 to 5.5 volts | 5.5 volts |