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: 3,852
ImageData
Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
Quote
SIM3C157-B-GQR
SIM3C157-B-GQRSilicon LabsIC MCU 32BIT 128KB FLASH 80TQFPMicrocontrollers80-TQFP (12x12)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
65
Program Memory Size:
128KB (128K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 32x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
80-TQFP (12×12)
Package / Case:
80-TQFP
987
GET A
QUOTE
SIM3C164-B-GM
SIM3C164-B-GMSilicon LabsIC MCU 32BIT 256KB FLASH 40QFNMicrocontrollers40-QFN (6x6)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
28
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 18x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
40-QFN (6×6)
Package / Case:
40-VFQFN Exposed Pad
464
GET A
QUOTE
SIM3C164-B-GMR
SIM3C164-B-GMRSilicon LabsIC MCU 32BIT 256KB FLASH 40QFNMicrocontrollers40-QFN (6x6)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
28
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 18x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
40-QFN (6×6)
Package / Case:
40-VFQFN Exposed Pad
473
GET A
QUOTE
SIM3C166-B-GM
SIM3C166-B-GMSilicon LabsIC MCU 32BIT 256KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
50
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 28x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
337
GET A
QUOTE
SIM3C166-B-GMR
SIM3C166-B-GMRSilicon LabsIC MCU 32BIT 256KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
50
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 28x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
111
GET A
QUOTE
SIM3C166-B-GQ
SIM3C166-B-GQSilicon LabsIC MCU 32BIT 256KB FLASH 64TQFPMicrocontrollers64-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
50
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 28x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (10×10)
Package / Case:
64-TQFP
1,219
GET A
QUOTE
SIM3C167-B-GM
SIM3C167-B-GMSilicon LabsIC MCU 32BIT 256KB FLASH 92LGAMicrocontrollers92-LGA (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
65
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 32x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
92-LGA (7×7)
Package / Case:
92-VFLGA Dual Rows, Exposed Pad
524
GET A
QUOTE
SIM3C167-B-GMR
SIM3C167-B-GMRSilicon LabsIC MCU 32BIT 256KB FLASH 92LGAMicrocontrollers92-LGA (7x7)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
65
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 32x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
92-LGA (7×7)
Package / Case:
92-VFLGA Dual Rows, Exposed Pad
50
GET A
QUOTE
SIM3C167-B-GQ
SIM3C167-B-GQSilicon LabsIC MCU 32BIT 256KB FLASH 80TQFPMicrocontrollers80-TQFP (12x12)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
65
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 32x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
80-TQFP (12×12)
Package / Case:
80-TQFP
1,218
GET A
QUOTE
SIM3C167-B-GQR
SIM3C167-B-GQRSilicon LabsIC MCU 32BIT 256KB FLASH 80TQFPMicrocontrollers80-TQFP (12x12)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
80MHz
Connectivity:
EBI/EMI, I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O:
65
Program Memory Size:
256KB (256K x 8)
Program Memory Type:
FLASH
RAM Size:
32K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.6V
Data Converters:
A/D 32x12b; D/A 2x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
80-TQFP (12×12)
Package / Case:
80-TQFP
235
GET A
QUOTE
SIM3L134-C-GM
SIM3L134-C-GMSilicon LabsIC MCU 32BIT 32KB FLASH 40QFNMicrocontrollers40-QFN (6x6)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O:
28
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 20×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
40-QFN (6×6)
Package / Case:
40-VFQFN Exposed Pad
488
GET A
QUOTE
SIM3L134-C-GMR
SIM3L134-C-GMRSilicon LabsIC MCU 32BIT 32KB FLASH 40QFNMicrocontrollers40-QFN (6x6)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O:
28
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 20×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
40-QFN (6×6)
Package / Case:
40-VFQFN Exposed Pad
400
GET A
QUOTE
SIM3L136-C-GM
SIM3L136-C-GMSilicon LabsIC MCU 32BIT 32KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O:
51
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 23×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,319
GET A
QUOTE
SIM3L136-C-GMR
SIM3L136-C-GMRSilicon LabsIC MCU 32BIT 32KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O:
51
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 23×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
123
GET A
QUOTE
SIM3L136-C-GQ
SIM3L136-C-GQSilicon LabsIC MCU 32BIT 32KB FLASH 64TQFPMicrocontrollers64-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O:
51
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 23×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (10×10)
Package / Case:
64-TQFP
197
GET A
QUOTE
SIM3L136-C-GQR
SIM3L136-C-GQRSilicon LabsIC MCU 32BIT 32KB FLASH 64TQFPMicrocontrollers64-TQFP (10x10)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O:
51
Program Memory Size:
32KB (32K x 8)
Program Memory Type:
FLASH
RAM Size:
8K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 23×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-TQFP (10×10)
Package / Case:
64-TQFP
304
GET A
QUOTE
SIM3L144-C-GM
SIM3L144-C-GMSilicon LabsIC MCU 32BIT 64KB FLASH 40QFNMicrocontrollers40-QFN (6x6)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O:
28
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
16K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 20×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
40-QFN (6×6)
Package / Case:
40-VFQFN Exposed Pad
841
GET A
QUOTE
SIM3L144-C-GMR
SIM3L144-C-GMRSilicon LabsIC MCU 32BIT 64KB FLASH 40QFNMicrocontrollers40-QFN (6x6)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O:
28
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
16K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 20×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
40-QFN (6×6)
Package / Case:
40-VFQFN Exposed Pad
712
GET A
QUOTE
SIM3L146-C-GM
SIM3L146-C-GMSilicon LabsIC MCU 32BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O:
51
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
16K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 23×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
464
GET A
QUOTE
SIM3L146-C-GMR
SIM3L146-C-GMRSilicon LabsIC MCU 32BIT 64KB FLASH 64QFNMicrocontrollers64-QFN (9x9)N/A-40°C ~ 85°C (TA)
Core Processor:
ARM® Cortex®-M3
Core Size:
32-Bit Single-Core
Speed:
50MHz
Connectivity:
I2C, IrDA, SmartCard, SPI, UART/USART
Peripherals:
Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Number of I/O:
51
Program Memory Size:
64KB (64K x 8)
Program Memory Type:
FLASH
RAM Size:
16K x 8
Voltage – Supply (Vcc/Vdd):
1.8V ~ 3.8V
Data Converters:
A/D 23×10/12b; D/A 1x10b
Oscillator Type:
Internal
Operating Temperature:
-40°C ~ 85°C (TA)
Mounting Type:
Surface Mount
Supplier Device Package:
64-QFN (9×9)
Package / Case:
64-VFQFN Exposed Pad
1,357
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