EZ80F91GAZ0BEG vs EZ80F91AZ050EG Comparison
Detailed side-by-side comparison of EZ80F91GAZ0BEG 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 | EZ80F91GAZ0BEG | EZ80F91AZ050EG |
|---|---|---|
| Brand | Zilog | Zilog |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.65 | $11.85 |
| Core Architecture | eZ80 (8-bit, Z80-compatible, 24-bit extended addressing) | eZ80 (Z80-compatible CISC, 24-bit linear addressing) |
| Maximum CPU Clock | 50 MHz | — |
| Peak Performance | 10 MIPS (single-cycle instruction fetch) | — |
| Program Memory (Flash) | 256 KB (256K x 8) | 256 KB (256K x 8) |
| SRAM | 16 KB | 16 KB |
| Addressing Modes | Z80-compatible (64 KB) and full 24-bit (16 MB) | — |
| Operating Voltage | 3.0 V to 3.6 V | — |
| Operating Temperature | -40 C to +105 C | -40 °C to +85 °C |
| Ethernet MAC | 10/100 Mbps with MII/RMII interface | 10/100 Mbps EMAC with MII/RMII |
| 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 | — |
| UART | 2 x UART | 2 (with IrDA support) |
| Peripherals | I2C, SPI, IrDA, RTC with separate power domain | — |
| Package | 144-LQFP (20 mm x 20 mm) | 144-LQFP (20 x 20 mm) |
| Mounting Type | Surface Mount | — |
| RoHS Status | Compliant | Compliant |
| Data Bus Width | — | 8-bit |
| Maximum Clock Frequency | — | 50 MHz |
| External Memory Address Space | — | 16 MB (24-bit linear) |
| Supply Voltage | — | 3.3 V |
| General-Purpose I/O | — | 32 |
| 16-bit Timers | — | 4 |
| SPI / I2C | — | Yes / Yes |