Manufacturer: Microchip Technology
Win Source Part Number: 862491-ATSAMD21E16B-
Series: SAM D21E, Functional Safety (FuSa)
Operating Temperature Range: -40°C ~ 85°C (TA)
Features: ARM® Cortex®-M0+ series Microcontroller IC 32-Bit 48MHz 64KB (64K x 8) FLASH 35-WLCSP (2.82x2.53)
Core Processor: ARM® Cortex®-M0+
Speed: 48MHz
Package: Reel - TR
Package: 35-XFBGA, WLCSP
Mounting: Surface Mount
Core Size: 32-Bit
Connectivity: I2C, LINbus, SPI, UART/USART, USB
Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O: 26
Program Memory Size: 64KB (64K x 8)
Program Memory Type: FLASH
Data Converters: A/D 10x12b; D/A 1x10b
Oscillator Type: Internal
Supply Voltage: 1.62V ~ 3.63V
Part Status: Obsolete
Categories: Integrated Circuits (ICs)
Case / Package: 35-WLCSP (2.82x2.53)
ECCN: OBSOLETE
Popularity: Medium
Fake Threat In the Open Market: 86 pct.
Supply and Demand Status: Limited
Quantity per package: 4000
MSL Level: 3 (168 Hours)
IC MCU 32BIT 64KB FLASH 35WLCSP Product overview: ATSAMD21E16B-UUTB4 from Microchip Technology is an Embedded Microcontroller MCU for industrial control, IoT devices, embedded automation, motor control, metering, and low-power board designs. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 32-bit, 32BIT, 64KB. Search-friendly keywords include microcontroller, MCU, embedded control, ARM Cortex, Flash memory, low-power, 32-bit, 32BIT, 64KB, Embedded Microcontroller MCU. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 685-ATSAMD21E16B-UUT
IC MCU 32BIT 64KB FLASH 35WLCSP
IC MCU 32BIT 64KB FLASH 35WLCSP
ARM® Cortex®-M0+ SAM D21E, Functional Safety (FuSa) Microcontroller IC 32-Bit Single-Core 48MHz 64KB (64K x 8) FLASH 35-WLCSP (2.82x2.53)
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | Quarktwin Technology Ltd. | |
|---|---|---|---|---|---|
| Product Category | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) | Microcontrollers (MCU) |
| Product Number | 862491-ATSAMD21E16B-UUTB4 | 685-ATSAMD21E16B-UUTB4 | ATSAMD21E16B-UUTB4 | ATSAMD21E16B-UUTB4 | ATSAMD21E16B-UUTB4 |
| Product Name | Embedded - Embedded - Microcontrollers - ATSAMD21E16B-UUTB4 | 32-bit 32BIT 64KB Embedded Microcontroller MCU | Integrated Circuits (ICs) - Embedded - Microcontrollers | Embedded - Microcontrollers | Microcontrollers |
| Data Bus | 32 Bit | 32 Bit | 32 Bit; 32-Bit | 32 Bit; 32-Bit Single-Core | |
| Clock Speed | 48 MHz | 48 MHz | 48 MHz | ||
| RAM | 64 KB | 8 KB | 8 KB | 8 KB | |
| ROM Type | Flash; FLASH | ||||
| Supply Voltage | 1.62 to 3.63 volts | 1.62 to 3.63 volts | 3.63 to 1.62 volts |