10,000+ Happy Customers
20+ Years in Business
75,000+ SKUs in Stock
80+ Authorized Manufacturers
Helping Tech Companies Create What’s Next!
phoneCall +1.949.783.7300
GET A
QUOTE

Electronic Parts Search

Suntsu Electronics is your reliable source for hard-to-find and obsolete electronic components. Our advanced part search tool makes it easy to quickly find the products you need. You can search by part number, manufacturer, or specifications to instantly access a comprehensive database of electronic components.

Featured Brands

Part Search

CLEAR SEARCH
Total Products: 76,308
ImageData
Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
Quote
R5F21321MDSP#30
R5F21321MDSP#30RenesasIC MCU 16BIT 4KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
4KB (4K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
11
GET A
QUOTE
R5F21321MDSP#U0
R5F21321MDSP#U0RenesasIC MCU 16BIT 4KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
4KB (4K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
873
GET A
QUOTE
R5F21321MNSP#30
R5F21321MNSP#30RenesasIC MCU 16BIT 4KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
4KB (4K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,064
GET A
QUOTE
R5F21321MNSP#U0
R5F21321MNSP#U0RenesasIC MCU 16BIT 4KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
4KB (4K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
512 x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,548
GET A
QUOTE
R5F21322CDSP#30
R5F21322CDSP#30RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
818
GET A
QUOTE
R5F21322CDSP#54
R5F21322CDSP#54RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
471
GET A
QUOTE
R5F21322CDSP#U0
R5F21322CDSP#U0RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
657
GET A
QUOTE
R5F21322CDSP#W4
R5F21322CDSP#W4RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,544
GET A
QUOTE
R5F21322CNSP#30
R5F21322CNSP#30RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,609
GET A
QUOTE
R5F21322CNSP#54
R5F21322CNSP#54RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
838
GET A
QUOTE
R5F21322CNSP#U0
R5F21322CNSP#U0RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
472
GET A
QUOTE
R5F21322CNSP#W4
R5F21322CNSP#W4RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
EEPROM Size:
4K x 8
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
639
GET A
QUOTE
R5F21322DDSP#30
R5F21322DDSP#30RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,736
GET A
QUOTE
R5F21322DDSP#54
R5F21322DDSP#54RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,665
GET A
QUOTE
R5F21322DDSP#U0
R5F21322DDSP#U0RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,972
GET A
QUOTE
R5F21322DDSP#W4
R5F21322DDSP#W4RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-40°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,041
GET A
QUOTE
R5F21322DNSP#30
R5F21322DNSP#30RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,085
GET A
QUOTE
R5F21322DNSP#54
R5F21322DNSP#54RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,795
GET A
QUOTE
R5F21322DNSP#U0
R5F21322DNSP#U0RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
1,952
GET A
QUOTE
R5F21322DNSP#W4
R5F21322DNSP#W4RenesasIC MCU 16BIT 8KB FLASH 20LSSOPMicrocontrollers20-LSSOPN/A-20°C ~ 85°C (TA)
Core Processor:
R8C
Core Size:
16-Bit
Speed:
20MHz
Connectivity:
I2C, LINbus, SIO, SSU, UART/USART
Peripherals:
POR, PWM, Voltage Detect, WDT
Number of I/O:
15
Program Memory Size:
8KB (8K x 8)
Program Memory Type:
FLASH
RAM Size:
1K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 5.5V
Data Converters:
A/D 4x10b
Oscillator Type:
Internal
Operating Temperature:
-20°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
20-LSSOP
Package / Case:
20-LSSOP (0.173″”, 4.40mm Width)
497
GET A
QUOTE

We’ve Got You Covered!

If you can’t find the parts you’re looking for in our database, don’t worry! We’re here to help. Simply fill out the form below with the part number you need and your contact information, and we’ll locate it for you. If you prefer to speak to someone directly, our sales team is available at 949.783.7300.

























    I agree to receive newsletters and promotional emails. I can unsubscribe at any time.


    Global Sourcing Capabilities

    Tap into our global network of suppliers to find the components you need. We simplify procurement, even for hard-to-find parts, saving you time and ensuring smooth production.

    Second Sourcing  Second Sourcing Solutions

    Don’t let supply chain disruptions delay your project. We’ll help you identify alternative components and secure reliable secondary sources to keep your production on track.

    Obsolescence Management  Obsolescence Management

    Outsmart obsolescence and ensure your designs stay in production. We’ll help you navigate component lifecycles, secure long-term supply, and find smart alternatives when parts are discontinued.

    Shortage Mitigation  Shortage Mitigation

    Forget supply chain worries. Our team specializes in navigating the unpredictable component market, leveraging our global network and deep expertise to help you find the necessary components when you need them.

























      I agree to receive newsletters and promotional emails. I can unsubscribe at any time.


      keyboard_arrow_up