ATSAMD21E16B-MU vs ATSAMD20E16B-MU Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ATSAMD21E16B-MU sa pamamagitan ng Microchip Technology at ATSAMD20E16B-MU sa pamamagitan ng Microchip Technology. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Microchip Technology
ATSAMD21E16B-MU - ARM Cortex-M0+ MCU, 48MHz, 64KB Flash | Microchip
ATSAMD21E16B-MU ✓ NakahandaMicrochip Technology
ATSAMD20E16B-MU - 48MHz Cortex-M0+ MCU 64KB Flash | Microchip
ATSAMD20E16B-MU ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ATSAMD21E16B-MU | ATSAMD20E16B-MU |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Kategorya | Microcontrollers | Microcontrollers |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Core | ARM Cortex-M0+ (32-bit, single-core) | — |
| Maximum CPU Clock | 48 MHz | 48 MHz |
| CoreMark/MHz | 2.46 | — |
| Program Memory (Flash) | 64 KB (in-system self-programmable) | 64 KB (64K x 8) |
| SRAM | 8 KB | 8 KB |
| Operating Voltage (VDD) | 1.62 V to 3.63 V | 1.62 V to 3.63 V |
| I/O Voltage (VDDIO) | 1.62 V to VDD (separate I/O rail) | — |
| Temperature na Operasyon | -40 C to +85 C (industrial) | -40 C to +85 C (industrial) |
| Packhaging | 32-pin VQFN (5x5 mm) | 32-pin VQFN (5x5 mm) with exposed pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| USB | USB 2.0 Full-Speed Device/Host | — |
| ADC | 12-bit, up to 350 ksps, 10 channels | 12-bit, up to 20 channels |
| DAC | 10-bit, 350 ksps, 1 channel | — |
| SERCOM Modules | 6 (each configurable as I2C / SPI / USART) | — |
| DMA Channels | 14 | — |
| Timers/Counters | 4 x 16-bit TC, plus 32-bit RTC | 6 |
| External Interrupts (EIC) | 16 + 1 NMI | — |
| Debug Interface | Serial Wire Debug (SWD), 2-pin | — |
| Micro Trace Buffer | Yes | — |
| Peripheral Touch Controller (PTC) | Capacitive touch: buttons, slider, wheel | — |
| Tindminan RoHS | Compliant (Green) | Compliant |
| Level ng MSL | 3 (per JEDEC J-STD-020) | 3 (per JEDEC J-STD-020, typical for VQFN) |
| Core Architecture | — | ARM Cortex-M0+ |
| I/O Pins | — | 26 (approx., datasheet-confirm per variant) |
| SERCOM Instances | — | 4 (configurable as UART/SPI/I2C) |
| Analog Comparators | — | 2 |
| Brown-Out Detectors | — | 2 |
| RTC | — | Yes, 32 kHz domain |
| Watchdog Timer | — | Yes |