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Manufacturer Part No | Order Code | Description / Manufacturer | Availability | Price For |
Price (Incl JCT)
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Quantity | Product Range | Device Core | Operating Frequency Max | Program Memory Size | No. of Pins | IC Case / Package | No. of I/O's | Interfaces | RAM Memory Size | ADC Channels | ADC Resolution | Supply Voltage Min | Supply Voltage Max | Operating Temperature Min | Operating Temperature Max | IC Mounting | MCU Family | MCU Series | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EFM8UB20F64G-B-QFP48
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2930500 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 48 MHz, 64 KB, 48 Pins, QFP SILICON LABS
You previously purchased this product.
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+
Check Stock & Lead Times
1,634 deliver in 3-4 business days from our UK warehouse :(UK stock) Order before 17:00 Mon-Fri (excluding National Holidays) More stock available week commencing 10/13/25 |
Each
|
1+ ¥373.75 (¥411.13) 10+ ¥327.22 (¥359.94) 25+ ¥325.70 (¥358.27) 50+ ¥324.17 (¥356.59) 100+ ¥322.64 (¥354.90) 250+ ¥321.12 (¥353.23) 500+ ¥319.59 (¥351.55) 1000+ ¥318.06 (¥349.87) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 48MHz | 64KB | 48Pins | QFP | 40I/O's | I2C, SMBus, SPI, UART, USB | 4.25KB | 32Channels | 10Bit | 2.65V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
EFM8UB10F16G-C-QFN20
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2930497 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 50 MHz, 16 KB, 20 Pins, QFN SILICON LABS
You previously purchased this product.
View in Order History
|
+
Check Stock & Lead Times
202 deliver in 3-4 business days from our UK warehouse :(UK stock) Order before 17:00 Mon-Fri (excluding National Holidays) More stock available week commencing 10/13/25 |
Each
|
1+ ¥367.32 (¥404.05) 10+ ¥312.78 (¥344.06) 50+ ¥289.41 (¥318.35) 100+ ¥266.03 (¥292.63) 250+ ¥249.33 (¥274.26) 500+ ¥218.17 (¥239.99) 1000+ ¥181.44 (¥199.58) 2500+ ¥175.41 (¥192.95) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 50MHz | 16KB | 20Pins | QFN | 13I/O's | I2C, SMBus, SPI, UART, USB | 2.25KB | 11Channels | 12Bit | 1.71V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
EFM8UB20F32G-B-QFP48
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3105922 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 48 MHz, 32 KB, 48 Pins, QFP SILICON LABS
You previously purchased this product.
View in Order History
|
+
Check Stock & Lead Times
773 deliver in 3-4 business days from our UK warehouse :(UK stock) Order before 17:00 Mon-Fri (excluding National Holidays) More stock available week commencing 10/13/25 |
Each
|
1+ ¥442.80 (¥487.08) 10+ ¥357.24 (¥392.96) 25+ ¥301.71 (¥331.88) 50+ ¥299.78 (¥329.76) 100+ ¥299.16 (¥329.08) |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 48MHz | 32KB | 48Pins | QFP | 40I/O's | I2C, SMBus, SPI, UART, USB | 2.25KB | 32Channels | 10Bit | 2.7V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
EFM8UB10F16G-C-QFN20R
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3105955 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 50 MHz, 16 KB, 20 Pins, QFN SILICON LABS
You previously purchased this product.
View in Order History
|
+
Check Stock & Lead Times
2,174 deliver in 3-4 business days from our UK warehouse :(UK stock) Order before 17:00 Mon-Fri (excluding National Holidays) More stock available week commencing 10/13/25 |
Each (Supplied on Cut Tape)
|
1+ ¥471.32 (¥518.45) 10+ ¥258.18 (¥284.00) 50+ ¥233.41 (¥256.75) 100+ ¥208.64 (¥229.50) 250+ ¥190.63 (¥209.69) 500+ ¥180.12 (¥198.13) 1000+ ¥174.62 (¥192.08) 2500+ ¥169.64 (¥186.60) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 50MHz | 16KB | 20Pins | QFN | 13I/O's | I2C, SMBus, SPI, UART, USB | 2.25KB | 11Channels | 12Bit | 2.2V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
EFM8UB20F32G-B-QFP32
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2748200 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 48 MHz, 32 KB, 32 Pins, QFP SILICON LABS
You previously purchased this product.
View in Order History
|
+
Check Stock & Lead Times
601 deliver in 3-4 business days from our UK warehouse :(UK stock) Order before 17:00 Mon-Fri (excluding National Holidays) More stock available week commencing 10/13/25 |
Each
|
1+ ¥481.83 (¥530.01) 10+ ¥402.27 (¥442.50) 25+ ¥325.72 (¥358.29) 50+ ¥315.72 (¥347.29) 100+ ¥305.71 (¥336.28) 250+ ¥295.70 (¥325.27) 500+ ¥293.93 (¥323.32) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 48MHz | 32KB | 32Pins | QFP | 25I/O's | I2C, SPI, UART, USB | 2KB | 20Channels | 10Bit | 2.65V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EFM8UB11F16G-C-QSOP24
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2930499 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 50 MHz, 16 KB, 24 Pins, QSOP SILICON LABS
You previously purchased this product.
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|
|
Each
|
1+ ¥761.06 (¥837.17) 10+ ¥665.93 (¥732.52) 25+ ¥551.77 (¥606.95) 50+ ¥494.69 (¥544.16) 100+ ¥456.64 (¥502.30) 250+ ¥426.20 (¥468.82) 500+ ¥403.37 (¥443.71) 1000+ ¥397.58 (¥437.34) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 50MHz | 16KB | 24Pins | QSOP | 17I/O's | I2C, SMBus, SPI, UART, USB | 2.25KB | 15Channels | 12Bit | 1.71V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EFM8UB20F64G-B-QFP48R
![]() |
3387028 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 48 MHz, 64 KB, 48 Pins, QFP SILICON LABS
You previously purchased this product.
View in Order History
|
|
Each (Supplied on Cut Tape)
|
1+ ¥834.56 (¥918.02) 10+ ¥502.84 (¥553.12) 25+ ¥424.79 (¥467.27) 50+ ¥392.52 (¥431.77) 100+ ¥360.24 (¥396.26) 250+ ¥334.73 (¥368.20) 500+ ¥319.72 (¥351.69) 1000+ ¥313.64 (¥345.00) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 48MHz | 64KB | 48Pins | QFP | 40I/O's | I2C, SMBus, SPI, UART, USB | 4.25KB | 32Channels | 10Bit | 2.7V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EFM8UB20F32G-A-QFP32
![]() |
2468102 |
8 Bit MCU, High Speed CIP-51, EFM8 Family EFM8UB Series Microcontrollers, 8051, 48 MHz, 32 KB SILICON LABS
You previously purchased this product.
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|
|
Each
|
1+ ¥336.29 (¥369.92) 10+ ¥254.50 (¥279.95) 50+ ¥236.04 (¥259.64) 100+ ¥226.06 (¥248.67) 250+ ¥216.37 (¥238.01) 500+ ¥207.93 (¥228.72) 1000+ ¥199.06 (¥218.97) 2500+ ¥189.33 (¥208.26) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 48MHz | 32KB | 32Pins | QFP | 25I/O's | I2C, SPI, UART, USB | 2.25KB | 20Channels | 10Bit | 2.7V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EFM8UB10F8G-C-QFN20R
![]() |
3387027 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 50 MHz, 8 KB, 20 Pins, QFN-EP SILICON LABS
You previously purchased this product.
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|
|
Each (Supplied on Cut Tape)
|
1+ ¥177.12 (¥194.83) 10+ ¥156.11 (¥171.72) 50+ ¥153.11 (¥168.42) 100+ ¥150.10 (¥165.11) 250+ ¥142.45 (¥156.70) 500+ ¥122.34 (¥134.57) 1000+ ¥118.21 (¥130.03) 2500+ ¥114.41 (¥125.85) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 50MHz | 8KB | 20Pins | QFN-EP | 13I/O's | I2C, SMBus, SPI, UART, USB | 2.25KB | 11Channels | 12Bit | 2.2V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EFM8UB20F64G-B-QFN32
![]() |
3605203 |
8 Bit MCU, EFM8 Family EFM8UB Series Microcontrollers, 8051, 48 MHz, 64 KB, 32 Pins, QFN SILICON LABS
You previously purchased this product.
View in Order History
|
|
Each
|
1+ ¥481.83 (¥530.01) 10+ ¥330.22 (¥363.24) 25+ ¥322.72 (¥354.99) 50+ ¥315.22 (¥346.74) 100+ ¥307.71 (¥338.48) 250+ ¥292.70 (¥321.97) 500+ ¥288.20 (¥317.02) 1000+ ¥276.19 (¥303.81) More Pricing... |
Restricted Item
Minimum order of 1 items Multiples of 1 only Please enter a valid quantity Min: 1
Mult:
1
|
EFM8 Family EFM8UB Series Microcontrollers | 8051 | 48MHz | 64KB | 32Pins | QFN | 25I/O's | I2C, SMBus, SPI, UART | 4.25KB | 20Channels | 10Bit | 2.65V | 3.6V | -40°C | 85°C | Surface Mount | EFM8 | EFM8UB |