An integral part of the Renesas product portfolio is the custom masked MCU, which allows a customer to embed code into the device ROM at the time of manufacture.

This site provides the latest ROM-ordering information for MCUs.

If you have any question about ROM-ordering or you want to provide the data, please refer to our

File Transfer System for Flash Programming and Mask ROM: https://romcode.renesas.eu/rcts

Please find below the ROM-ordering information for legacy products for your reference.

QzROM (740/720 Family) ROM Ordering

The ROM-ordering information for 720 Family (QzROM) MCUs is here.

M16C (M32C/M16C) Family ROM Ordering

The ROM-ordering information for M16C Family (M32C/M16C) is here.

R8C Family ROM Ordering

The ROM Programmed Shipment Ordering information for R8C Family is here.

720 Family ROM Ordering

The ROM-ordering information for 720 Family MCUs is here.

740 Family ROM Ordering

The ROM-ordering information for 740 Family MCUs is here.

7700 Family ROM Ordering

The ROM-ordering information for 7770 Series MCUs is here.

SuperH RISC Engine Family ROM Ordering

The ROM-ordering information for SuperH RISC engine Family MCUs is here.

H8S Family ROM Ordering

The ROM-ordering information for H8S Family MCUs is here.

H8 Family ROM Ordering

The latest ROM-ordering information for H8 Family MCUs is here.