Skip to the content
PCBKitNew board
ATSAMD21E16L-AF on a board, in 3D

ATSAMD21E16L-AF

Microchip Technology

TQFP-32(7x7) Microcontrollers (MCU/MPU/SOC) ROHS

Extended
DatasheetJLCPCBLCSCmicrochip/ATSAMD21E16L-AF
Category
Microcontrollers (MCU, MPU, SOC)
Package
TQFP-32
Pins
32

Overview

The ATSAMD21E16L-AF is a microcontroller made by Microchip Technology in a TQFP-32 package with 32 pins. TQFP-32(7x7) Microcontrollers (MCU/MPU/SOC) ROHS.

PCBKit's library has its KiCad symbol (MCU_Microchip_SAMD:ATSAMD21E16L-A, from KiCad's library) and its footprint (Package_QFP:TQFP-32_7x7mm_P0.8mm, from KiCad's library), ready for a KiCad board. JLCPCB lists it (part C1341119).

Symbol

PA021PA032PB043PB054PA045PA056PA067PA078VDDIO/VDDANA9GND10PA0811PA0912PA1013PA1114PA1415PA1516PA1617PA1718PA1819PA1920PA2221PA2322PA2423PA2524RESET25VDDCORE27VDDIO28PA3029PA3130PB0231PB0332
MCU_Microchip_SAMD:ATSAMD21E16L-AFrom KiCad's library

Footprint

1234567891011121314151617181920212223242526272829303132
Package_QFP:TQFP-32_7x7mm_P0.8mmFrom KiCad's library

Parameters

13
ADC (Bit)
12bit
CPU Core
ARM Cortex-M0+
CPU Maximum Speed
48MHz
Core Size
32 Bit
DAC (Bit)
10bit
Features
Power-on reset (POR), Undervoltage detection (BOR/LVD/LVR/LVI), Watchdog reset, Built-in general-purpose timer, Hardware CRC, Programmable watchdog, Calendar function, Touch function
Number of I/O
26
Operating Temperature
-40℃~+125℃
Oscillator Type
Built-in
Program Memory Type
FLASH
Program Storage Size
64KB
RAM Size
8KB
Voltage - Supply
1.62V~3.6V

Order codes

3

Pinout

32
The pins of the ATSAMD21E16L-AF
PinNameType
1PA02Input/output
2PA03Input/output
3PB04Input/output
4PB05Input/output
5PA04Input/output
6PA05Input/output
7PA06Input/output
8PA07Input/output
9VDDIO/VDDANAPower in
10GNDPower in
11PA08Input/output
12PA09Input/output
13PA10Input/output
14PA11Input/output
15PA14Input/output
16PA15Input/output
17PA16Input/output
18PA17Input/output
19PA18Input/output
20PA19Input/output
21PA22Input/output
22PA23Input/output
23PA24Input/output
24PA25Input/output
25RESETInput
26GNDPassive
27VDDCOREPower out
28VDDIOPower in
29PA30Input/output
30PA31Input/output
31PB02Input/output
32PB03Input/output

Show this part on your page

A live frame, for any web page
<iframe src="https://pcbkit.io/embed/parts/microchip/ATSAMD21E16L-AF" title="ATSAMD21E16L-AF in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe>
A picture
<img src="https://pcbkit.io/embed/parts/microchip/ATSAMD21E16L-AF.jpg" alt="ATSAMD21E16L-AF" width="1200" height="900">
A picture that opens the part, for a README
[![ATSAMD21E16L-AF](https://pcbkit.io/embed/parts/microchip/ATSAMD21E16L-AF.jpg?size=s)](https://pcbkit.io/parts/microchip/ATSAMD21E16L-AF)

Questions

Is there a KiCad symbol and footprint for the ATSAMD21E16L-AF?

Yes. The symbol is MCU_Microchip_SAMD:ATSAMD21E16L-A and the footprint Package_QFP:TQFP-32_7x7mm_P0.8mm, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the ATSAMD21E16L-AF?

TQFP-32, with 32 pins. Its footprint is drawn on this page.

Where is the ATSAMD21E16L-AF datasheet?

Microchip Technology publishes it: the Datasheet link on this page opens it.

Where can I order the ATSAMD21E16L-AF?

JLCPCB lists it as part C1341119, with 0 in stock; the sellers' links on this page open their listings.

What can replace the ATSAMD21E16L-AF?

Parts like it in the library: the STM32F051K6T6 by STMicroelectronics, the C8051F350-GQR by Silicon Labs, the ATSAMD21E18A-AU by Microchip Technology and the ATSAMC21E18A-AU by Microchip Technology. Check their datasheets: a part that fits the footprint may still differ in its ratings.

Parts like it

8