| PartNumber | Z8F042APB020EG | Z8F042APB020SC | Z8F042APB020EC |
| Description | 8-bit Microcontrollers - MCU 4K Flash 1K RAM 128B EEPROM XTEMP | 8-bit Microcontrollers - MCU 4K Flash 1K RAM 128B EEPROM | 8-bit Microcontrollers - MCU 4K Flash 1K RAM 128B EEPROM XTEMP |
| Manufacturer | ZiLOG | ZiLOG | ZiLOG |
| Product Category | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| RoHS | Y | N | N |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | PDIP-8 | PDIP-8 | PDIP-8 |
| Series | Z8F042 | Z8F042 | Z8F042 |
| 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 | 1 kB | 1 kB | 1 kB |
| ADC Resolution | 10 bit | - | - |
| Number of I/Os | 6 I/O | 6 I/O | 6 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 | Tube | Tube | Tube |
| Height | 3.81 mm | 3.81 mm | 3.81 mm |
| Length | 9.78 mm | 9.78 mm | 9.78 mm |
| Program Memory Type | Flash | Flash | Flash |
| Width | 6.6 mm | 6.6 mm | 6.6 mm |
| Brand | ZiLOG | ZiLOG | ZiLOG |
| Data RAM Type | 1 kB | 1 kB | 1 kB |
| Data ROM Size | 128 B | 128 B | 128 B |
| Data ROM Type | Flash | Flash | Flash |
| Interface Type | UART | UART | UART |
| Number of ADC Channels | 4 | - | - |
| Number of Timers/Counters | 2 Timer | 16 Timer | 16 Timer |
| Processor Series | Z8F042xx | Z8F042xx | Z8F042xx |
| Product Type | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU | 8-bit Microcontrollers - MCU |
| Factory Pack Quantity | 50 | 50 | 50 |
| 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 | 0.032805 oz | 0.032805 oz | 0.032805 oz |