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| PartNumber | Z8F0431QH020EG | Z8F0431QH020SG | Z8F0431QJ020EG |
| Description | 8-bit Microcontrollers - MCU 4K NO ADC NVDS | 8-bit Microcontrollers - MCU 4K NO ADC NVDS | 8-bit Microcontrollers - MCU 4K NO ADC NVDS |
| Manufacturer | ZiLOG | ZiLOG | ZiLOG |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-20 | QFN-20 | QFN-28 |
| Series | Z8F0 | Z8F0 | Z8F0 |
| Core | eZ8 | eZ8 | eZ8 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Program Memory Size | 4 kB | 4 kB | 4 kB |
| Data RAM Size | 256 B | 256 B | 256 B |
| ADC Resolution | No ADC | No ADC | No ADC |
| Number of I/Os | 17 I/O | 17 I/O | 25 I/O |
| Operating Supply Voltage | 2.7 V to 3.6 V | 2.7 V to 3.6 V | 2.7 V to 3.6 V |
| Minimum Operating Temperature | - 40 C | 0 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 70 C | + 105 C |
| Packaging | Tray | Tray | Tray |
| Height | 0.95 mm | 0.95 mm | 0.95 mm |
| Length | 5 mm | 5 mm | 5 mm |
| Program Memory Type | Flash | Flash | Flash |
| Width | 5 mm | 5 mm | 5 mm |
| Brand | ZiLOG | ZiLOG | ZiLOG |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of Timers/Counters | 2 Timer | 2 Timer | 2 Timer |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 980 | 980 | 980 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
| Unit Weight | 0.004339 oz | 0.004339 oz | 0.002497 oz |