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EFM8UB20F64G-B-QFP48R
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We source brand-new parts via original manufacturers, franchised distributors or verified independent channels, with incoming inspection. Channel type is confirmed on your quote.

Contact sales or email [email protected] with MPN and quantity. We reply with stock, ETA and reference pricing — confirm before PO.

Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.

EFM8UB20F64G-B-QFP48R

IC MCU 8BIT 64KB FLASH 48TQFP
Silicon Labs · Microcontrollers · BOM Matching
Mfr. Part Number
EFM8UB20F64G-B-QFP48R
Manufacturer
Silicon Labs
Package / Case
48-TQFP
Datasheet
Datasheet
Description
IC MCU 8BIT 64KB FLASH 48TQFP
RoHS Status
Lead Free / RoHS Complaint
Availability
In Stock — Typically ships within 24 hours after order confirmation
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EFM8UB20F64G-B-QFP48R
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In Stock1,000
Unit
Price
$17.25
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Reference Price
QuantityPrice
1$ 17.2500
100$ 13.8000
500$ 11.5000
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-09-19 · Valid as reference until 2026-09-26 · Request RFQ for live stock.
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Specification Summary

Package / Case
48-TQFP
Supplier Device Package
48-TQFP (7x7)
Voltage - Supply (Vcc/Vdd)
2.65V ~ 3.6V
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Connectivity
EBI/EMI, I²C, SMBus, SPI, UART/USART, USB
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: In Stock — Typically ships within 24 hours after order confirmation
Final ship date confirmed with payment / PO terms.
Reference price and stock shown as of 2026-09-19. Confirm live availability and unit price via RFQ before placing a PO.
Lead time FAQ Authenticity FAQ MOQ FAQ
Specifications
Product Description
Purchase & Inquiry
Core Size
8-Bit
Program Memory Size
64KB (64K x 8)
Voltage - Supply (Vcc/Vdd)
2.65V ~ 3.6V
Data Converters
A/D 32x10b
Oscillator Type
Internal
Connectivity
EBI/EMI, I²C, SMBus, SPI, UART/USART, USB
Core Processor
CIP-51 8051
EEPROM Size
-
Number of I/O
40
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Program Memory Type
FLASH
RAM Size
4.25K x 8
Speed
48MHz
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Package / Case
48-TQFP
Supplier Device Package
48-TQFP (7x7)
IC MCU 8BIT 64KB FLASH 48TQFP
Brand Introduction

Silicon Labs (NASDAQ: SLAB) is a leader in secure, intelligent wireless technology for a more connected world. Their integrated hardware and software platform, intuitive development tools, unmatched ecosystem and robust support make us the ideal long-term partner in building advanced industrial, commercial, home and life applications. Silicon Labs make it easy for developers to solve complex wireless challenges throughout the product lifecycle and get to market quickly with innovative solutions that transform industries, grow economies and improve lives.

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Buying FAQ — EFM8UB20F64G-B-QFP48R

Answer-first notes for stock, authenticity, lead time and quoting. Marked up as FAQPage.

How do I buy EFM8UB20F64G-B-QFP48R from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes EFM8UB20F64G-B-QFP48R. We reply with stock, channel note, reference price and ETA.

Is the listed price final?

Prices on the product page are reference only. Confirm unit price, currency and validity via RFQ before placing a PO.

How fresh is the stock figure?

Stock and reference price show an as-of date on the page. Ask for a live confirm — allocation lines can change daily.

How do you source authentic parts?

We source from manufacturers, franchised distributors and verified independents, then inspect incoming lots. See /anti-counterfeit/.

What is a typical lead time?

In-stock lines often ship within 24–48 hours after confirmation. Sourcing / allocation ETAs are quoted per line — see /lead-time-shipping/.
BOM matching · Anti-counterfeit · Lead time & shipping

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