| Status: | Active |
|---|---|
| Series: | ATSAMD21E15 |
| RoHS: | Compliant |
NOTE: ATSAMD21E15A is not recommended for new designs, please use ATSAMD21E15B.
A low-power, high-performance Microchip's ARM® Cortex®-M0+ based flash microcontroller, the ATSAMD21E15 is ideal for a wide range of home automation, consumer, metering, and industrial applications. It features:
It features:
32KB of Flash and 4KB of SRAM
Up to 48MHz operating frequency
Five serial communication (SERCOM) modules configurable as UART/USART, SPI or I2C, four 16-bit timer/counters, two 24-bit timer/counters, 32-bit Real-Time Clock and calendar, one 14-channel 12-bit ADC, one 10-bit DAC and four analog comparators
1.62V to 3.63V power supply
32-pin package with up to 26 GPIO pins
Supported by MPLAB X IDE and MPLAB Harmony.
Functional Safety
This device supports the ISO 26262 (ASIL B), IEC 61508 (SIL 2) and IEC 60730 (Class B) functional safety standards.
· The Functional Safety Manual, FMEDA and information on the Diagnostic Software are available under NDA through the request form on the 32-bit Microcontrollers Functional Safety web page.
· To request any information about the SIL 2 STL, please fill out and submit the request form on Industrial Safety Self-Test Library web page.
· Learn more about 32-bit MCUs with Functional Safety capabilities including device hardware and certified software libraries.
| Single-cycle hardware multiplier |
| Micro Trace Buffer |
| 32KB in-system self-programmable Flash |
| 4KB SRAM Memory |
| Power-on reset (POR) and brown-out detection (BOD) |
| Internal and external clock options with 48MHDigital Frequency Locked Loop (DFLL48M) and 48MHto 96MHFractional |
| External Interrupt Controller (EIC) |
| 16 external interrupts |
| One non-maskable interrupt |
| Two-pin Serial Wire Debug (SWD) programming, test and debugging interface |
| Drop in compatible with SAM D20 |
| Idle and standby sleep modes |
| SleepWalking peripherals |
| 12-channel Direct Memory Access Controller (DMAC) |
| 12-channel Event System |
| One 16-bit TC with compare/capture channels |
| One 8-bit TC with compare/capture channels |
| One 32-bit TC with compare/capture channels, by using two TCs |
| Up to four compare channels with optional complementary output |
| Generation of synchronized pulse width modulation (PWM) pattern across port pins |
| Deterministic fault protection, fast decay and configurable dead-time between complementary output |
| Dithering that increase resolution with up to 5 bit and reduce quantization error |
| 32-bit Real Time Counter (RTC) with clock/calendar function |
| Watchdog Timer (WDT) |
| CRC-32 generator |
| Embedded device function |
| Eight endpoints |
| USART with full-duplex and single-wire half-duplex configuration |
| I2C Bus up to 3.4MHz |
| SMBUS/PMBUS |
| SPI |
| LIN Client |
| Differential and single-ended input |
| 1/2x to 16x programmable gain stage |
| Automatic offset and gain error compensation |
| Oversampling and decimation in hardware to support 13-, 14-, 15- or 16-bit resolution |
| 10-bit, 350ksps Digital-to-Analog Converter (DAC) |
| Two Analog Comparators (AC) with window compare function |
| 256-channel capacitive touch and proximity sensing |
| 26 GPIO pins |
| 32-pin TQSP, QFN, WLCSP |
| 1.62V – 3.63V |
| Part Family | SAMD21 |
|---|---|
| CPU Type | Cortex-M0+ |
| MaxSpeed (MHz) | 48 |
| Program Memory Size (KB) | 32 |
| SRAM (KB) | 4 |
| Data EEPROM (bytes) | 1024 |
| Temp. Range Min. | -40 |
| Temp. Range Max. | 125 |
| Operation Voltage Min.(V) | 1.62 |
| Operation Voltage Max.(V) | 3.63 |
| Direct Memory Access (DMA) Channels | 12 |
| SPI | 4 -SPI |
| I2C | 4 |
| UART | 4 |
| I2S | 1 |
| Ethernet | None |
| USB Interface | Full Speed |
| Number of USB Modules | 1 |
| Type of CAN module | None |
| Number of CAN Modules | 0 |
| Crypto Engine | No |
| Max ADC Resolution (bits) | 12 |
| Max ADC Sampling Rate (ksps) | 350 |
| ADC Channels | 10 |
| Max DAC Resolution (bits) | 10 |
| DAC outputs | 1 |
| Hardware Touch Peripheral | PTC |
| Number of Comparators | 2 |
| Motor Control PWM Channels | 12 |
| Quadrature Encoder Interface (QEI) | 0 |
| Internal Oscillator | 32khz, 32Khz ULP, 8Mhz |
| Hardware RTCC | Yes |
| Max I/O Pins | 26 |
| Pin Count | 32 |
| Low Power | Yes |
| Pins | Packaging | 35 | WLCSP |
| Temp Range | -40C to +85C |
| Packing Media | Tape and reel (5000) |
Data Sheets |
|---|
| SAM D21/DA1 Family Data Sheet |
Board Design Files |
|---|
| STK600-RC032SAM-79 |
| STK600-RC048SAM-78 |
| STK600-RC064SAM-87 |
| STK600-RC048SAM-88 |
| STK600-RC032SAM-89 |
| STK600-RC064SAM-72 |
Design Checklist |
|---|
| Basic 32-Bit MCU Design and Troubleshooting Checklist |
Miscellaneous |
|---|
| QTouch Library Selection Guide |
| JEDEC Indicator | e1 |
|---|---|
| ROHS | Compliant |
| China EFUP | Compliant |
| Device Weight (g) | 0.0 |
| Shipping Weight (kg) | 0.1278 |
| Lead Count | 35 |
| Package Type | WLCSP |
| Package Width or Size | 2.78x2.578x0.4mm |
| Soldering Composition | SAC405 |
| 35WLCSP,85C TEMP, GREEN, 48MHZ, T&R | Microchip Technology |
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