| Series | HC05 |
| Package | Tube |
| Part Status | Obsolete |
| Core Processor | HC05 |
| Core Size | 8-Bit |
| Speed | 2.1MHz |
| Connectivity | SIO |
| Peripherals | POR, WDT |
| Number of I/O | 21 |
| Program Memory Size | 4.5KB (4.5K x 8) |
| Program Memory Type | OTP |
| EEPROM Size | - |
| RAM Size | 176 x 8 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 5.5V |
| Data Converters | A/D 4x8b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
| Package / Case | 28-DIP (0.600", 15.24mm) |
| Supplier Device Package | 28-PDIP |
