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| Part Number | EZ80F91NA050SC00TR |
| Datasheet | EZ80F91NA050SC00TR datasheet |
| Description | IC MCU 8BIT 256KB FLASH 144BGA |
| Manufacturer | Zilog |
| Series | eZ80® Acclaim!® |
| Part Status | Obsolete |
| Core Processor | eZ80 |
| Core Size | 8-Bit |
| Speed | 50MHz |
| Connectivity | Ethernet, I²C, IrDA, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 256KB (256K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 16K x 8 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 3.6V |
| Data Converters | - |
| Oscillator Type | Internal |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Package / Case | Surface Mount |
| Supplier Device Package | 144-LBGA |
| Base Part Number | - |