 |  |  | |
| PartNumber | W7100A-100LQFP | W7100A | W7100A-64QFN |
| Description | 8-bit Microcontrollers - MCU 8051 Core TCP/IP MAC+PHY | 8-bit Microcontrollers - MCU 8051 CORE+HARDWIRED TCP/IP+MAC+PHY | 8-bit Microcontrollers - MCU 8051 CORE+HARDWIRED TCP/IP+MAC+PHY |
| Manufacturer | WIZnet | WIZnet | WIZnet |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LQFP-100 | LQFP-100 | - |
| Series | W7100A | W7100A | W7100A |
| Core | 8051 | 8051 | - |
| Data Bus Width | 8 bit | 8 bit | - |
| Maximum Clock Frequency | 25 MHz | 25 MHz | - |
| Program Memory Size | 64 kB | 64 kB | - |
| Data RAM Size | 256 B | 256 B | - |
| Number of I/Os | 32 I/O | - | - |
| Operating Supply Voltage | 3 V to 3.6 V | 3 V to 3.6 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 80 C | + 80 C | - |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | - |
| Brand | WIZnet | WIZnet | WIZnet |
| Data RAM Type | SRAM | - | - |
| Data ROM Size | 2 kB | - | - |
| Data ROM Type | ROM | - | - |
| Interface Type | UART | UART | UART |
| Moisture Sensitive | Yes | Yes | - |
| Number of Timers/Counters | 3 Timer | - | - |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 90 | 90 | 260 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | - | - |
| Supply Voltage Min | 3 V | - | - |
| Watchdog Timers | Watchdog Timer | - | - |
| ADC Resolution | - | No ADC | - |
| Unit Weight | - | 0.046530 oz | - |