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W7100A-S2E-100
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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 2026-11-05. Confirm live availability and unit price via RFQ before placing a PO.

W7100A-S2E-100

IC MCU 8BIT 64KB FLASH 100LQFP
WIZnet · Microcontrollers · BOM Matching
Mfr. Part Number
W7100A-S2E-100
Manufacturer
WIZnet
Package / Case
100-LQFP
Datasheet
Datasheet
Description
IC MCU 8BIT 64KB FLASH 100LQFP
RoHS Status
Lead Free / RoHS Complaint
Availability
Sourcing — Lead time quoted on request (often 3–15 business days by channel)
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W7100A-S2E-100
WIZnet
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In Stock5,102
Unit
Price
$17.9
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Reference Price
QuantityPrice
1$ 17.9000
Prices are for reference only. The final transaction is subject to confirmation.
As of 2026-11-05 · Valid as reference until 2026-11-12 · Request RFQ for live stock.
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Specification Summary

Package / Case
100-LQFP
Supplier Device Package
100-LQFP (14x14)
Voltage - Supply (Vcc/Vdd)
3V ~ 3.6V
Program Memory Size
64KB (64K x 8)
Program Memory Type
FLASH
Operating Temperature
-40°C ~ 80°C (TA)
Mounting Type
Surface Mount
Connectivity
EBI/EMI, Ethernet, UART/USART
Full specifications are listed below. Need alternates or BOM matching? Read BOM guide · Request a quote
Stock status: Sourcing — Lead time quoted on request (often 3–15 business days by channel)
Shortage / allocation / EOL lines may need longer — ask via RFQ.
Reference price and stock shown as of 2026-11-05. 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)
3V ~ 3.6V
Data Converters
-
Oscillator Type
-
Connectivity
EBI/EMI, Ethernet, UART/USART
Core Processor
8051
EEPROM Size
-
Number of I/O
32
Peripherals
LED, WDT
Program Memory Type
FLASH
RAM Size
64K x 8
Speed
25MHz
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 80°C (TA)
Package / Case
100-LQFP
Supplier Device Package
100-LQFP (14x14)
Manufacturer Lead Time
-
IC MCU 8BIT 64KB FLASH 100LQFP
Brand Introduction
WIZnet is a private, fabless semiconductor company founded in Korea in 1998. Products include an Internet Processor, the iMCU™, which is specialized by TOE (TCP/IP Offload Engine) technology, based on a unique patented fully hardwired TCP/IP. The iMCU is aimed at Embedded Internet Devices in a wide variety of applications, segmented both locally and regionally.
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Buying FAQ — W7100A-S2E-100

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

How do I buy W7100A-S2E-100 from Yingxinyuan?

Open RFQ with quantity and target date, or upload a BOM that includes W7100A-S2E-100. 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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