Digital Signal Processor, 8-Ext Bit, 8.33MHz, CMOS, PDIP28, PLASTIC, DIP-28
| Parameter Name | Attribute value |
| Maker | NEC Electronics |
| package instruction | PLASTIC, DIP-28 |
| Reach Compliance Code | unknown |
| Address bus width | |
| barrel shifter | YES |
| boundary scan | NO |
| maximum clock frequency | 8.33 MHz |
| External data bus width | 8 |
| Format | FIXED POINT |
| Integrated cache | NO |
| Internal bus architecture | MULTIPLE |
| JESD-30 code | R-PDIP-T28 |
| low power mode | NO |
| Number of DMA channels | |
| Number of external interrupt devices | 1 |
| Number of serial I/Os | 1 |
| Number of terminals | 28 |
| Number of timers | |
| On-chip data RAM width | 16 |
| On-chip program ROM width | 23 |
| Maximum operating temperature | 85 °C |
| Minimum operating temperature | -40 °C |
| Package body material | PLASTIC/EPOXY |
| encapsulated code | DIP |
| Package shape | RECTANGULAR |
| Package form | IN-LINE |
| Certification status | Not Qualified |
| RAM (number of words) | 128 |
| ROM programmability | MROM |
| Maximum seat height | 5.72 mm |
| Nominal supply voltage | 5 V |
| surface mount | NO |
| technology | CMOS |
| Temperature level | INDUSTRIAL |
| Terminal form | THROUGH-HOLE |
| Terminal pitch | 2.54 mm |
| Terminal location | DUAL |
| width | 15.24 mm |
| uPs/uCs/peripheral integrated circuit type | DIGITAL SIGNAL PROCESSOR, OTHER |
| UPD77C20ACXXX | UPD77C20ALKXXX | UPD77C20ALXXX | UPD77C20AGWXXX | UPD7720ACXXX | |
|---|---|---|---|---|---|
| Description | Digital Signal Processor, 8-Ext Bit, 8.33MHz, CMOS, PDIP28, PLASTIC, DIP-28 | Digital Signal Processor, 8-Ext Bit, 8.33MHz, CMOS, PQCC28, PLASTIC, LCC-28 | Digital Signal Processor, 8-Ext Bit, 8.33MHz, CMOS, PQCC44, PLASTIC, LCC-44 | Digital Signal Processor, 8-Ext Bit, 8.33MHz, CMOS, PDSO32, SOP-32 | Digital Signal Processor, 8-Ext Bit, 8.33MHz, NMOS, PDIP28, PLASTIC, DIP-28 |
| package instruction | PLASTIC, DIP-28 | PLASTIC, LCC-28 | PLASTIC, LCC-44 | SOP-32 | PLASTIC, DIP-28 |
| Reach Compliance Code | unknown | unknown | unknown | unknown | unknown |
| barrel shifter | YES | YES | YES | YES | YES |
| boundary scan | NO | NO | NO | NO | NO |
| maximum clock frequency | 8.33 MHz | 8.33 MHz | 8.33 MHz | 8.33 MHz | 8.33 MHz |
| External data bus width | 8 | 8 | 8 | 8 | 8 |
| Format | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT | FIXED POINT |
| Integrated cache | NO | NO | NO | NO | NO |
| Internal bus architecture | MULTIPLE | MULTIPLE | MULTIPLE | MULTIPLE | MULTIPLE |
| JESD-30 code | R-PDIP-T28 | S-PQCC-J28 | S-PQCC-J44 | R-PDSO-G32 | R-PDIP-T28 |
| low power mode | NO | NO | NO | NO | NO |
| Number of external interrupt devices | 1 | 1 | 1 | 1 | 1 |
| Number of serial I/Os | 1 | 1 | 1 | 1 | 1 |
| Number of terminals | 28 | 28 | 44 | 32 | 28 |
| On-chip data RAM width | 16 | 16 | 16 | 16 | 16 |
| On-chip program ROM width | 23 | 23 | 23 | 23 | 23 |
| Maximum operating temperature | 85 °C | 85 °C | 85 °C | 85 °C | 70 °C |
| Minimum operating temperature | -40 °C | -40 °C | -40 °C | -40 °C | -10 °C |
| Package body material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| encapsulated code | DIP | QCCJ | QCCJ | SOP | DIP |
| Package shape | RECTANGULAR | SQUARE | SQUARE | RECTANGULAR | RECTANGULAR |
| Package form | IN-LINE | CHIP CARRIER | CHIP CARRIER | SMALL OUTLINE | IN-LINE |
| Certification status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| RAM (number of words) | 128 | 128 | 128 | 128 | 128 |
| ROM programmability | MROM | MROM | MROM | MROM | MROM |
| Maximum seat height | 5.72 mm | 4.6 mm | 4.6 mm | 2.85 mm | 5.72 mm |
| Nominal supply voltage | 5 V | 5 V | 5 V | 5 V | 5 V |
| surface mount | NO | YES | YES | YES | NO |
| technology | CMOS | CMOS | CMOS | CMOS | NMOS |
| Temperature level | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | COMMERCIAL |
| Terminal form | THROUGH-HOLE | J BEND | J BEND | GULL WING | THROUGH-HOLE |
| Terminal pitch | 2.54 mm | 1.27 mm | 1.27 mm | 1.27 mm | 2.54 mm |
| Terminal location | DUAL | QUAD | QUAD | DUAL | DUAL |
| width | 15.24 mm | 11.5062 mm | 16.5862 mm | 11.3 mm | 15.24 mm |
| uPs/uCs/peripheral integrated circuit type | DIGITAL SIGNAL PROCESSOR, OTHER | DIGITAL SIGNAL PROCESSOR, OTHER | DIGITAL SIGNAL PROCESSOR, OTHER | DIGITAL SIGNAL PROCESSOR, OTHER | DIGITAL SIGNAL PROCESSOR, OTHER |
| Maker | NEC Electronics | - | NEC Electronics | NEC Electronics | NEC Electronics |
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