* 8,192-word × 10-bit ROM (HD404638R, HD40A4638R)
* 16,384-word × 10-bit ROM (HD404639R, HD40A4639R, HD407A4639R)
* 1,152-digit × 4-bit RAM
* 61 I/O pins and 7 dedicated input pins 12 high-current output pins: Eight 15-mA sinks (a maximum of 7 pins can be used at th
HD404639R Datasheet (612.26 KB)
HD404639R
Renesas ↗ Technology
612.26 KB
4-bit single-chip microcomputer.
To all our customers Regarding the change of names mentioned in the document, such as Hitachi Electric and Hitachi XX, to Renesas Technology Corp. Th.
📁 Related Datasheet
HD404639RF 4-Bit Single-Chip Microcomputer (Renesas Technology)
HD404638R 4-Bit Single-Chip Microcomputer (Renesas Technology)
HD404638RF 4-Bit Single-Chip Microcomputer (Renesas Technology)
HD404612 4-Bit Single-Chip Microcomputer (Hitachi Semiconductor)
HD404614 4-Bit Single-Chip Microcomputer (Hitachi Semiconductor)
HD404616 4-Bit Single-Chip Microcomputer (Hitachi Semiconductor)
HD404618 4-Bit Single-Chip Microcomputer (Hitachi Semiconductor)
HD4046212R AS Microcomputer Incorporating a DTMF Generator Circuit (Renesas)
HD4046212RFS Microcontroller (Renesas Technology)
HD4046212RH Microcontroller (Renesas Technology)
