| PartNumber | ADUCM3027BCPZ | ADUCM3027BCPZ-RL | ADUCM3027BCPZ-R7 |
| Description | ARM Microcontrollers - MCU LowPwr CortexM3 w/ 128kEmbeddedFlashADC | ARM Microcontrollers - MCU LowPwr CortexM3 w/ 128kEmbeddedFlashADC | ARM Microcontrollers - MCU LowPwr CortexM3 w/ 128kEmbeddedFlashADC |
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | Analog Devices Inc. |
| Product Category | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | LFCSP-64 | LQFP-80 | - |
| Series | ADUCM3027 | ADUC7126 | ADUCM3027 |
| Core | ARM Cortex M3 | ARM7TDMI | - |
| Data Bus Width | 32 bit | 32 bit/16 bit | - |
| Maximum Clock Frequency | 26 MHz | 40 MHz | - |
| Program Memory Size | 128 kB | 126 kB | - |
| Data RAM Size | 64 kB | 32 kB | - |
| ADC Resolution | 12 bit | 12 bit | - |
| Number of I/Os | 44 I/O | 40 I/O | - |
| Operating Supply Voltage | 1.74 V to 3.6 V | - | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 125 C | + 85 C |
| Packaging | Tray | Reel | Reel |
| Product | MCU | - | - |
| Program Memory Type | Flash | Flash | - |
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Data RAM Type | SRAM | - | - |
| Interface Type | I2C, SPI, UART | JTAG | - |
| Analog Supply Voltage | 3 V | - | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Number of ADC Channels | 8 Channel | 16 | - |
| Number of Timers/Counters | 3 x 16 bit | 4 Timer | - |
| Product Type | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU | ARM Microcontrollers - MCU |
| Factory Pack Quantity | 260 | 1000 | 750 |
| Subcategory | Microcontrollers - MCU | Microcontrollers - MCU | Microcontrollers - MCU |
| Supply Voltage Max | 3.6 V | 3.6 V | - |
| Supply Voltage Min | 1.74 V | 2.7 V | - |
| Watchdog Timers | Watchdog Timer | - | - |
| Unit Weight | 0.000847 oz | 0.022575 oz | - |
| Height | - | 1.4 mm | - |
| Length | - | 12 mm | - |
| Width | - | 12 mm | - |
| Development Kit | - | EVAL-ADUC7126QSPZ | - |
| Processor Series | - | ARM7 | - |