EZ80F91AZ050SG vs EZ80F91GAZ0BEG Comparison
Detailed side-by-side comparison of EZ80F91AZ050SG 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 | EZ80F91AZ050SG | EZ80F91GAZ0BEG |
|---|---|---|
| Brand | Zilog | Zilog |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $8.55 | $8.65 |
| Core Architecture | eZ80 8-bit (Z80-compatible, pipelined, single-cycle) | eZ80 (8-bit, Z80-compatible, 24-bit extended 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 with MII/RMII interface |
| DMA Channels | Multi-channel DMA controller | — |
| Timers | 4 x 16-bit | 4 x 16-bit |
| Watchdog Timer | Yes (integrated) | — |
| General-purpose I/O | 32 (parallel I/O lines) | — |
| UART | 2 (one with IrDA support) | 2 x UART |
| SPI / I2C | 1 x SPI, 1 x I2C | — |
| USB | USB 2.0 Full-Speed (function) | — |
| Package | 144-LQFP, 20x20 mm | 144-LQFP (20 mm x 20 mm) |
| Operating Temperature | 0C to +70C (SG industrial/commercial grade per Zilog datasheet) | -40 C to +105 C |
| Lead Finish | Matte Tin (Sn) lead-free, RoHS | — |
| MSL Level | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| Maximum CPU Clock | — | 50 MHz |
| Peak Performance | — | 10 MIPS (single-cycle instruction fetch) |
| SRAM | — | 16 KB |
| 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 |
| Peripherals | — | I2C, SPI, IrDA, RTC with separate power domain |
| Mounting Type | — | Surface Mount |
| RoHS Status | — | Compliant |