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HD404818 - (HD40L481x Series) 4-Bit Single-Chip Microcomputer

Download the HD404818 datasheet PDF. This datasheet also covers the HD4-0481 variant, as both devices belong to the same (hd40l481x series) 4-bit single-chip microcomputer family and are provided as variant models within a single manufacturer datasheet.

General Description

T he H D4 04 81 8 Se ri es of 4-bit single-chip HMCS400 series microcomputers provide high program productivity.

It incorporates a large size memory, LCD controller/driver, voltage comparator, and 32-kHz watch oscillator circuit.

Key Features

  • w w . D at aS.
  • 2048-word × 10-bit ROM (HD404812, HD40L4812) 4096-word × 10-bit ROM (HD404814, HD40L4814) 6144-word × 10-bit ROM (HD404816, HD40L4816) 8192-word × 10-bit ROM (HD404818, HD40L4818, HD4074818, HD407L4818) 1184-digit × 4-bit RAM 30 I/O pins, including 10 high-current output pins, all CMOS and programmable as I/O pull-up MOS LCD controller/driver (32 segments × 4 commons) Three time.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (HD4-0481-8.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
HD4048212R (HD404829R Series) AS Microcomputer Incorporating a LCD controller/Driver Circuit Renesas Technology
HD404828R (HD404829R Series) AS Microcomputer Incorporating a LCD controller/Driver Circuit Renesas Technology
HD404829FS (HD404829R Series) AS Microcomputer Incorporating a LCD controller/Driver Circuit Renesas Technology
HD404829H (HD404829R Series) AS Microcomputer Incorporating a LCD controller/Driver Circuit Renesas Technology
HD404829R (HD404829R Series) AS Microcomputer Incorporating a LCD controller/Driver Circuit Renesas Technology

Other Datasheets by Hitachi Semiconductor (now Renesas)

Part Number Description
HD404812 4-Bit Single-Chip Microcomputer
HD404814 4-Bit Single-Chip Microcomputer
HD404816 4-Bit Single-Chip Microcomputer
HD404019 (HD404019 / HD4074019) Microcontroller
HD404222 CMOS 4Bit Single-Chip MicroComputers

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
HD404818 Series 4-Bit Single-Chip Microcomputer Preliminary Rev. 2.0 Sept. 1998 Description T he H D4 04 81 8 Se ri es of 4-bit single-chip HMCS400 series microcomputers provide high program productivity. It incorporates a large size memory, LCD controller/driver, voltage comparator, and 32-kHz watch oscillator circuit. The HD404818 Series has both standard voltage versions and low voltage versions available. The standard voltage versions operate at 4.0 V to 6.0 V (mask ROM version) and 4.0 V to 5.5 V (PROM version), while the low voltage versions operate at 2.7 V to 6.0 V (mask ROM) and 3.0 V to 5.5 V (PROM). Low voltage versions include an L in their product name.