Datasheet

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Device
Program Memory (KB)
Data Memory (KB)
Pins
Packages
Oscillators Peripherals Analog
Internal
External
USB
SERCOM
TC/Waveform Output Channels per TCx Instance
TCC
Waveform Output Channels per TCCx Instance
I
2
S
DMA Channels
RTC
WDT
Event System (Channels)
External Interrupt Lines
I/O Pins
ADC Channels
Analog Comparator
DAC
PTC (Mutual/Self-capacitance Channels)"
ATSAMD21G17D
128 16
48
QFN,
TQFP
OSC32K,
OSCULP32K,
OSC8M,
DFLL48M,
FDPLL96M
XOSC32K,
XOSC,
Y 6 3/2 4 8/4/2/8 Y 12 Y Y 12 16 38 14 2 Y 120/10
ATSAMD21J17D
128 16
64
QFN,
TQFP
UFBGA
OSC32K,
OSCULP32K,
OSC8M,
DFLL48M,
FDPLL96M
XOSC32K,
XOSC,
Y 6 5/2 4 8/4/2/8 Y 12 Y Y 12 16 52 20 2 Y 256/16
ATSAMD21E17L
128 16
32
QFN,
TQFP
OSC32K,
OSCULP32K,
OSC8M,
DFLL48M,
FDPLL96M
XOSC N 4 3/2 4 6/4/2/6 N 12 Y Y 12 16 26 14 4 Y N
ATSAMD21G17L
128 16
48 QFN
OSC32K,
OSCULP32K,
OSC8M,
DFLL48M,
FDPLL96M
XOSC N 6 5/2 4 8/4/2/8 N 12 Y Y 12 16 38 18 4 Y N
Note: 
1. This part number is also available in a 45-Ball WLCSP package with a total of five TC instances
and 15 ADC Channels.
SAM D21 Family
Configuration Summary
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 14