Microcontroller, 4-Bit, MROM, HMCS400 CPU, 1.125MHz, CMOS, PDSO28, 0.450 INCH, PLASTIC, SOP-28
| Parameter Name | Attribute value |
| Is it Rohs certified? | incompatible |
| Maker | Hitachi (Renesas ) |
| Parts packaging code | SOIC |
| package instruction | SOP, SOP28,.45 |
| Contacts | 28 |
| Reach Compliance Code | unknown |
| Has ADC | NO |
| Address bus width | |
| bit size | 4 |
| boundary scan | NO |
| CPU series | HMCS400 |
| maximum clock frequency | 1.125 MHz |
| DAC channel | NO |
| DMA channel | NO |
| External data bus width | |
| Format | FIXED POINT |
| Integrated cache | NO |
| JESD-30 code | R-PDSO-G28 |
| JESD-609 code | e0 |
| length | 18 mm |
| low power mode | YES |
| Number of DMA channels | |
| Number of external interrupt devices | 1 |
| Number of I/O lines | 22 |
| Number of serial I/Os | 1 |
| Number of terminals | 28 |
| Number of timers | 2 |
| On-chip data RAM width | 4 |
| On-chip program ROM width | 10 |
| Maximum operating temperature | 75 °C |
| Minimum operating temperature | -20 °C |
| PWM channel | NO |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | SOP |
| Encapsulate equivalent code | SOP28,.45 |
| Package shape | RECTANGULAR |
| Package form | SMALL OUTLINE |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED |
| power supply | 3/5 V |
| Certification status | Not Qualified |
| RAM (bytes) | 64 |
| RAM (number of words) | 128 |
| rom(word) | 2000 |
| ROM programmability | MROM |
| Maximum seat height | 3 mm |
| speed | 1.125 MHz |
| Maximum slew rate | 1.6 mA |
| Maximum supply voltage | 6 V |
| Minimum supply voltage | 2.5 V |
| Nominal supply voltage | 5 V |
| surface mount | YES |
| technology | CMOS |
| Temperature level | COMMERCIAL EXTENDED |
| Terminal surface | Tin/Lead (Sn/Pb) |
| Terminal form | GULL WING |
| Terminal pitch | 1.27 mm |
| Terminal location | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED |
| width | 8.4 mm |
| uPs/uCs/peripheral integrated circuit type | MICROCONTROLLER |
| Base Number Matches | 1 |

| HD40L4272FP | HD40L4272S | HD404272S | HD404272FP | |
|---|---|---|---|---|
| Description | Microcontroller, 4-Bit, MROM, HMCS400 CPU, 1.125MHz, CMOS, PDSO28, 0.450 INCH, PLASTIC, SOP-28 | Microcontroller, 4-Bit, MROM, HMCS400 CPU, 1.125MHz, CMOS, PDIP28, SHRINK, PLASTIC, DIP-28 | Microcontroller, 4-Bit, MROM, HMCS400 CPU, 4.5MHz, CMOS, PDIP28, SHRINK, PLASTIC, DIP-28 | Microcontroller, 4-Bit, MROM, HMCS400 CPU, 4.5MHz, CMOS, PDSO28, 0.450 INCH, PLASTIC, SOP-28 |
| Is it Rohs certified? | incompatible | incompatible | incompatible | incompatible |
| Maker | Hitachi (Renesas ) | Hitachi (Renesas ) | Hitachi (Renesas ) | Hitachi (Renesas ) |
| Parts packaging code | SOIC | DIP | DIP | SOIC |
| package instruction | SOP, SOP28,.45 | SDIP, SDIP28,.4 | SDIP, SDIP28,.4 | SOP, SOP28,.45 |
| Contacts | 28 | 28 | 28 | 28 |
| Reach Compliance Code | unknown | unknown | unknown | unknown |
| Has ADC | NO | NO | NO | NO |
| bit size | 4 | 4 | 4 | 4 |
| boundary scan | NO | NO | NO | NO |
| CPU series | HMCS400 | HMCS400 | HMCS400 | HMCS400 |
| maximum clock frequency | 1.125 MHz | 1.125 MHz | 4.5 MHz | 4.5 MHz |
| DAC channel | NO | NO | NO | NO |
| DMA channel | NO | NO | NO | NO |
| Format | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated cache | NO | NO | NO | NO |
| JESD-30 code | R-PDSO-G28 | R-PDIP-T28 | R-PDIP-T28 | R-PDSO-G28 |
| JESD-609 code | e0 | e0 | e0 | e0 |
| length | 18 mm | 27.1 mm | 27.1 mm | 18 mm |
| low power mode | YES | YES | YES | YES |
| Number of external interrupt devices | 1 | 1 | 1 | 1 |
| Number of I/O lines | 22 | 22 | 22 | 22 |
| Number of serial I/Os | 1 | 1 | 1 | 1 |
| Number of terminals | 28 | 28 | 28 | 28 |
| Number of timers | 2 | 2 | 2 | 2 |
| On-chip data RAM width | 4 | 4 | 4 | 4 |
| On-chip program ROM width | 10 | 10 | 10 | 10 |
| Maximum operating temperature | 75 °C | 75 °C | 75 °C | 75 °C |
| Minimum operating temperature | -20 °C | -20 °C | -20 °C | -20 °C |
| PWM channel | NO | NO | NO | NO |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | SOP | SDIP | SDIP | SOP |
| Encapsulate equivalent code | SOP28,.45 | SDIP28,.4 | SDIP28,.4 | SOP28,.45 |
| Package shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package form | SMALL OUTLINE | IN-LINE, SHRINK PITCH | IN-LINE, SHRINK PITCH | SMALL OUTLINE |
| Peak Reflow Temperature (Celsius) | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| power supply | 3/5 V | 3/5 V | 3.5/6 V | 3.5/6 V |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (bytes) | 64 | 64 | 64 | 64 |
| RAM (number of words) | 128 | 128 | 128 | 128 |
| rom(word) | 2000 | 2000 | 2000 | 2000 |
| ROM programmability | MROM | MROM | MROM | MROM |
| Maximum seat height | 3 mm | 5.08 mm | 5.08 mm | 3 mm |
| speed | 1.125 MHz | 1.125 MHz | 4.5 MHz | 4.5 MHz |
| Maximum slew rate | 1.6 mA | 1.6 mA | 5.5 mA | 5.5 mA |
| Maximum supply voltage | 6 V | 6 V | 6 V | 6 V |
| Minimum supply voltage | 2.5 V | 2.5 V | 3.5 V | 3.5 V |
| Nominal supply voltage | 5 V | 5 V | 5 V | 5 V |
| surface mount | YES | NO | NO | YES |
| technology | CMOS | CMOS | CMOS | CMOS |
| Temperature level | COMMERCIAL EXTENDED | COMMERCIAL EXTENDED | COMMERCIAL EXTENDED | COMMERCIAL EXTENDED |
| Terminal surface | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) | Tin/Lead (Sn/Pb) |
| Terminal form | GULL WING | THROUGH-HOLE | THROUGH-HOLE | GULL WING |
| Terminal pitch | 1.27 mm | 1.778 mm | 1.778 mm | 1.27 mm |
| Terminal location | DUAL | DUAL | DUAL | DUAL |
| Maximum time at peak reflow temperature | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED | NOT SPECIFIED |
| width | 8.4 mm | 10.16 mm | 10.16 mm | 8.4 mm |
| uPs/uCs/peripheral integrated circuit type | MICROCONTROLLER | MICROCONTROLLER | MICROCONTROLLER | MICROCONTROLLER |