HD4074459H 4-Bit Microcontroller-Microcomputer - OTP PROM Type, 4-channel V comparator
From Hitachi Semiconductor
| Clock Frequency - Max. (Hz) | 1M |
| Clock Frequency - Min. (Hz) | 100k |
| Max Instruction Length (bits) | 20 |
| Memory Addressing Range | 0 |
| Military | N |
| Min Instruction Length (bits) | 10 |
| No. of I/O Ports | 12 |
| No. of Non-Maskable Interrupts | 0 |
| Number of Addressing Modes | 7 |
| Number of I/O Lines | 56 |
| Number of Interrupt Lines | 5 |
| Number of Maskable Interrupts | 10 |
| On-Chip RAM (Bytes) | 3.1k |
| On-Chip ROM (bytes) | 164k |
| Package | QFP |
| Pins | 64 |
| Technology | CMOS |
| Vsup Nom.(V) Supply Voltage | 3 |
