EZ80F91AZ050EG vs EZ80F91GAZ0BEG Comparison
Detailed side-by-side comparison of EZ80F91AZ050EG by Zilog and EZ80F91GAZ0BEG 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 | EZ80F91AZ050EG | EZ80F91GAZ0BEG |
|---|---|---|
| Brand | Zilog | Zilog |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.85 | $8.65 |
| Core Architecture | eZ80 (Z80-compatible CISC, 24-bit linear addressing) | eZ80 (8-bit, Z80-compatible, 24-bit extended addressing) |
| Data Bus Width | 8-bit | — |
| Maximum Clock Frequency | 50 MHz | — |
| Program Memory (Flash) | 256 KB (256K x 8) | 256 KB (256K x 8) |
| SRAM | 16 KB | 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 | — |
| Ethernet MAC | 10/100 Mbps EMAC with MII/RMII | 10/100 Mbps with MII/RMII interface |
| UART | 2 (with IrDA support) | 2 x UART |
| SPI / I2C | Yes / Yes | — |
| Package | 144-LQFP (20 x 20 mm) | 144-LQFP (20 mm x 20 mm) |
| Operating Temperature | -40 °C to +85 °C | -40 C to +105 C |
| RoHS Status | Compliant | Compliant |
| Maximum CPU Clock | — | 50 MHz |
| Peak Performance | — | 10 MIPS (single-cycle instruction fetch) |
| Addressing Modes | — | Z80-compatible (64 KB) and full 24-bit (16 MB) |
| Operating Voltage | — | 3.0 V to 3.6 V |
| USB Controller | — | USB 2.0 Full-Speed (12 Mbps) Device/Host |
| Crypto Accelerator | — | DES / 3DES / AES (ZGATE security feature) |
| ADC | — | 8-channel, 10-bit |
| Timers | — | 4 x 16-bit |
| Peripherals | — | I2C, SPI, IrDA, RTC with separate power domain |
| Mounting Type | — | Surface Mount |