This is a product specification for eZ80F917050SBCG Zdots® SBC for eZ80AcclaimPlus!™ Connectivity ASSP, which describes the features and characteristics of the product in detail.
The Zdots® Single Board Computer (SBC) for eZ80Acclaim Plus!™ is a compact, high‑performance Ethernet SBC designed for rapid development of embedded systems that require network connectivity. It is powered by Zilog’s eZ80F91 connectivity ASSP and includes a 10/100 Base‑T Ethernet PHY, IrDA transceiver, and a range of peripheral interfaces.
Key technical details include a 50 MHz operating clock, 512 KB fast SRAM, 256 KB on‑chip Flash, 1 MB off‑chip NOR Flash, 32 5 V‑tolerant I/O pins, and a battery‑backed real‑time clock. The board operates from a 3.3 V supply (3.0 V–3.6 V allowed) and is rated for temperatures from 0 °C to +70 °C. Physical dimensions are 63.5 mm × 78.7 mm in a 144‑pin LQFP package.
| Operating clock frequency | 50 MHz |
|---|---|
| Ethernet interface | 10/100 Base‑T Ethernet PHY with RJ45 connector |
| SRAM | 512 KB fast SRAM |
| On‑chip Flash memory | 256 KB |
| Off‑chip NOR Flash memory | 1 MB |
| General‑purpose I/O pins | 32 5 V‑tolerant pins |
| Supply voltage | 3.0 V to 3.6 V (3.3 V nominal) |
| Operating temperature range | 0 °C to +70 °C |
| Package | 144‑pin LQFP |
| Board dimensions | 63.5 mm × 78.7 mm |
The eZ80F91 core runs at a factory‑default frequency of 50 MHz.
It provides a 10/100 Base‑T Ethernet PHY with an RJ45 connector.
The board offers 32 general‑purpose 5 V‑tolerant I/O pinouts.
It is rated for operation from 0 °C up to +70 °C.