WIZnet100-LQFPRoHS
W7100A-100LQFP
IC MCU 8BIT 64KB FLASH 100LQFP
Category
Subcategory
Embedded Microcontrollers
Package
100-LQFP
Status
Not For New Designs
$9.75 / unit (market reference)
MOQ: 90 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | WIZnet |
| Model | W7100A-100LQFP |
| Package / Case | 100-LQFP |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 80°C (TA) |
| Core Processor | 8051 |
| Speed | 25MHz |
| Program Memory Size | 64KB (64K x 8) |
| RAM Size | 64K x 8 |
| Number of I/O | 32 |
| Voltage - Supply | 3V ~ 3.6V |
| Connectivity | EBI/EMI, Ethernet, UART/USART |
| Peripherals | LED, WDT |
| Supplier Device Package | 100-LQFP (14x14) |
| RoHS | RoHS |
| Part Status | Not For New Designs |
Application & Notes
W7100A-100LQFP by WIZnet is a 8051 microcontroller widely used in industrial control, motor drives, IoT devices, 3D printer mainboards, and consumer electronics. The 100-LQFP package fits automated SMT assembly. Operating temperature is -40°C ~ 80°C (TA) — verify your application environment. Pin-compatible domestic alternatives include GigaDevice GD32 series and Artery AT32 series — note GD32 ADC specs may differ slightly from ST originals.
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All Technical Specifications
| Speed | 25MHz |
| RAM Size | 64K x 8 |
| Core Size | 8-Bit |
| Peripherals | LED, WDT |
| Connectivity | EBI/EMI, Ethernet, UART/USART |
| Number of I/O | 32 |
| Core Processor | 8051 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 3.6V |
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