EZ80F91AZ050SG vs EZ80F91AZ050EG Comparison
Detailed side-by-side comparison of EZ80F91AZ050SG by Zilog and EZ80F91AZ050EG by Zilog. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | EZ80F91AZ050SG | EZ80F91AZ050EG |
|---|---|---|
| Brand | Zilog | Zilog |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.55 | $11.85 |
| Core Architecture | eZ80 8-bit (Z80-compatible, pipelined, single-cycle) | eZ80 (Z80-compatible CISC, 24-bit linear addressing) |
| CPU Family | eZ80 Acclaim! | — |
| Maximum Clock Speed | 50 MHz | — |
| Program Memory (Flash) | 256 KB (256K x 8) | 256 KB (256K x 8) |
| On-chip SRAM | 16 KB | — |
| External Memory Space | Up to 16 MB (24-bit linear) or 64 KB (Z80-compatible) | — |
| Instruction Set Width | 8-bit | — |
| Supply Voltage (VDD / VDDA) | 3.0 V to 3.6 V | — |
| Ethernet MAC | 10/100 Mbps EMAC with MII / RMII interface | 10/100 Mbps EMAC with MII/RMII |
| DMA Channels | Multi-channel DMA controller | — |
| Timers | 4 x 16-bit | — |
| Watchdog Timer | Yes (integrated) | — |
| General-purpose I/O | 32 (parallel I/O lines) | — |
| UART | 2 (one with IrDA support) | 2 (with IrDA support) |
| SPI / I2C | 1 x SPI, 1 x I2C | Yes / Yes |
| USB | USB 2.0 Full-Speed (function) | — |
| Package | 144-LQFP, 20x20 mm | 144-LQFP (20 x 20 mm) |
| Operating Temperature | 0C to +70C (SG industrial/commercial grade per Zilog datasheet) | -40 °C to +85 °C |
| Lead Finish | Matte Tin (Sn) lead-free, RoHS | — |
| MSL Level | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| Data Bus Width | — | 8-bit |
| Maximum Clock Frequency | — | 50 MHz |
| SRAM | — | 16 KB |
| External Memory Address Space | — | 16 MB (24-bit linear) |
| Supply Voltage | — | 3.3 V |
| General-Purpose I/O | — | 32 |
| 16-bit Timers | — | 4 |
| RoHS Status | — | Compliant |