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| PartNumber | 71M6531D-IMR/F | 71M6531D-IM/F | 71M6531D-IM |
| Description | Metering Systems on a Chip - SoC Residential Energy Meter IC | Metering Systems on a Chip - SoC Residential Energy Meter IC | |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | Metering Systems on a Chip - SoC | Metering Systems on a Chip - SoC | PMIC - Energy Metering |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-68 | QFN-68 | - |
| Series | 71M6531D | 71M6531D | Single Converter TechnologyR |
| Core | 80515 | 80515 | 80515 |
| Data Bus Width | 8 bit | 8 bit | 8 bit |
| Maximum Clock Frequency | 10 MHz | 10 MHz | 10 MHz |
| Program Memory Size | 128 kB | 128 kB | 128 kB |
| Data RAM Size | 4 kB | 4 kB | 4 kB |
| ADC Resolution | 22 bit | 22 bit | 22 bit |
| Number of I/Os | 22 I/O | 22 I/O | - |
| Operating Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Tube | Tube |
| Program Memory Type | Flash | Flash | Flash |
| Brand | Maxim Integrated | Maxim Integrated | - |
| Data RAM Type | XRAM | XRAM | XRAM |
| Interface Type | I2C, UART | I2C, UART | I2C UART |
| Development Kit | 71M6531F-DB | 71M6531F-DB | 71M6531F-DB |
| Number of Timers/Counters | 2 x 16 bit | 2 x 16 bit | - |
| Processor Series | 80515 | 80515 | 80515 |
| Product Type | SOC - Metering Systems on a Chip | SOC - Metering Systems on a Chip | - |
| Factory Pack Quantity | 2500 | 260 | - |
| Subcategory | SOC - Systems on a Chip | SOC - Systems on a Chip | - |
| Part # Aliases | 71M6531D 90-W6530+TD5 | 71M6531D 90-W6530+XD5 | 71M6531D 90-W6530+XD5 |
| Unit Weight | 0.028572 oz | 0.028572 oz | 0.028572 oz |
| Moisture Sensitive | - | Yes | - |
| Package Case | - | - | QFN-68 |
| Operating Temperature | - | - | -40°C ~ 85°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 3 V ~ 3.6 V |
| Supplier Device Package | - | - | 68-SQFN (8x8) |
| Current Supply | - | - | - |
| Input Impedance | - | - | 40 kOhm ~ 90 kOhm |
| Measurement Error | - | - | 0.001 |
| Voltage I O High | - | - | 2V |
| Voltage I O Low | - | - | 0.8V |
| Meter Type | - | - | Single Phase, Dual Phase |
| Number of I Os | - | - | 22 I/O |
| Number of Timers Counters | - | - | 2 x 16 bit |