ATSAMD21E16C-UUT vs ATSAMD21E16B-UUTB4 Comparison
Detailed side-by-side comparison of ATSAMD21E16C-UUT by Microchip Technology and ATSAMD21E16B-UUTB4 by Microchip Technology. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Microchip Technology
ATSAMD21E16C-UUT - 32-bit Cortex-M0+ MCU, 64KB Flash, WLCSP-35 | Microchip
ATSAMD21E16C-UUT β ActiveMicrochip Technology
ATSAMD21E16B-UUTB4 - 48MHz Cortex-M0+ MCU, 64KB Flash | WLCSP-32
ATSAMD21E16B-UUTB4 β ActiveSpecification Comparison
| Parameter | ATSAMD21E16C-UUT | ATSAMD21E16B-UUTB4 |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Category | Microcontrollers | Microcontrollers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.52 | $2.28 |
| Core | ARM Cortex-M0+ (32-bit) | β |
| Maximum Clock Frequency | 48 MHz | 48 MHz |
| Flash Memory | 64 KB | β |
| SRAM | 8 KB | 8 KB |
| Package | 35-WLCSP (2.82 x 2.53 mm) | 32-ball WLCSP |
| Operating Voltage | 1.62 V to 3.63 V | β |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C |
| GPIO Count | Up to 26 | β |
| ADC | 12-bit, up to 20 channels | 12-bit, up to 20 channels, 350 ksps |
| DAC | 10-bit, 1 channel | 2x 12-bit |
| USB | USB 2.0 Full-Speed Device with on-chip transceiver | USB 2.0 Full-Speed Device/Host with on-chip transceiver |
| Serial Communication | Up to 6 SERCOM (UART/SPI/I2C) | β |
| Timer/Counters | TCC, TC, RTC | β |
| Hardware Multiplier | Yes, single-cycle | β |
| RoHS Status | Compliant (Green) | Compliant |
| Core Processor | β | ARM Cortex-M0+ (32-bit) |
| Program Memory (Flash) | β | 64 KB |
| Supply Voltage | β | 1.62 V to 3.63 V |
| Mounting Type | β | Surface Mount |
| SERCOM Modules | β | 6 (configurable as I2C/SPI/UART/USART) |
| Timers/Counters | β | TCC (6 PWM), TC (3x 16-bit), RTC |
| External Interrupts | β | 16 lines + 1 NMI |
| Debug Interface | β | Serial Wire Debug (SWD) |
| MSL Level | β | MSL1 (per WLCSP handling) |