| Type | Microcontroller |
| Manufacturing process | CMOS |
| Data bus width | 8 bit |
| Package | 64-pin ceramic DIP with 28-pin piggyback EPROM socket |
| Speed (MHz) | 2 |
| On-chip RAM | 256 |
| On-chip ROM | 4 KB or 8 KB external EPROM |
| On-chip peripherals |
- Serial communication interface
- 32 I/O lines
- 7 input lines and 16 output lines
- 15-bit timer
- 7-bit timer with pre-scaler
|
| Low power features | |
| V core (V) | 5 ± 10% |
| Min/Max operating temperature (°C) | 0 - 70 |
| Typical/Max power dissipation (W) | 0.05 / 0.11 |
Notes:- Pin-compatible with HD6305X0 and HD6305Y0
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