diff --git a/MCU_Microchip_SAME.dcm b/MCU_Microchip_SAME.dcm
index 8ce1aed7b5..d7937cba3e 100644
--- a/MCU_Microchip_SAME.dcm
+++ b/MCU_Microchip_SAME.dcm
@@ -1,5 +1,23 @@
 EESchema-DOCLIB  Version 2.0
 #
+$CMP ATSAME51J18A-A
+D SAM E51 Microchip SMART ARM Cortex-M4F-based MCU, 256K Flash, 128K SRAM, TQFP-64
+K 32-bit ARM Cortex-M4F MCU Microcontroller
+F http://ww1.microchip.com/downloads/en/DeviceDoc/60001507C.pdf
+$ENDCMP
+#
+$CMP ATSAME51J19A-A
+D SAM E51 Microchip SMART ARM Cortex-M4F-based MCU, 512K Flash, 192K SRAM, TQFP-64
+K 32-bit ARM Cortex-M4F MCU Microcontroller
+F http://ww1.microchip.com/downloads/en/DeviceDoc/60001507C.pdf
+$ENDCMP
+#
+$CMP ATSAME51J20A-A
+D SAM E51 Microchip SMART ARM Cortex-M4F-based MCU, 1024K Flash, 256K SRAM, TQFP-64
+K 32-bit ARM Cortex-M4F MCU Microcontroller
+F http://ww1.microchip.com/downloads/en/DeviceDoc/60001507C.pdf
+$ENDCMP
+#
 $CMP ATSAME53J18A-M
 D SAM E53 Microchip SMART ARM Cortex-M4F based MCU, 256K Flash, 128K SRAM, QFN-64
 K 32-bit ARM Cortex-M4F MCU Microcontroller
diff --git a/MCU_Microchip_SAME.lib b/MCU_Microchip_SAME.lib
index efffcb0663..49ed593fec 100644
--- a/MCU_Microchip_SAME.lib
+++ b/MCU_Microchip_SAME.lib
@@ -1,6 +1,86 @@
 EESchema-LIBRARY Version 2.4
 #encoding utf-8
 #
+# ATSAME51J18A-A
+#
+DEF ATSAME51J18A-A U 0 20 Y Y 1 F N
+F0 "U" -700 1900 50 H V C CNN
+F1 "ATSAME51J18A-A" -500 -1900 50 H V C CNN
+F2 "Package_QFP:TQFP-64_10x10mm_P0.5mm" 1300 1900 50 H I C CNN
+F3 "" 0 0 50 H I C CNN
+ALIAS ATSAME51J20A-A ATSAME51J19A-A
+$FPLIST
+ TQFP*10x10mm*P0.5mm*
+$ENDFPLIST
+DRAW
+S -800 1800 800 -1800 0 1 10 f
+X PB03 64 900 1100 100 L 50 50 1 0 B
+X PA00 1 -900 1400 100 R 50 50 1 1 B
+X PB07 10 900 700 100 L 50 50 1 1 B
+X PB08 11 900 600 100 L 50 50 1 1 B
+X PB09 12 900 500 100 L 50 50 1 1 B
+X PA04 13 -900 1000 100 R 50 50 1 1 B
+X PA05 14 -900 900 100 R 50 50 1 1 B
+X PA06 15 -900 800 100 R 50 50 1 1 B
+X PA07 16 -900 700 100 R 50 50 1 1 B
+X PA08 17 -900 600 100 R 50 50 1 1 B
+X PA09 18 -900 500 100 R 50 50 1 1 B
+X PA10 19 -900 400 100 R 50 50 1 1 B
+X PA01 2 -900 1300 100 R 50 50 1 1 B
+X PA11 20 -900 300 100 R 50 50 1 1 B
+X VDDIOB 21 -100 1900 100 D 50 50 1 1 W
+X GND 22 0 -1900 100 U 50 50 1 1 P N
+X PB10 23 900 400 100 L 50 50 1 1 B
+X PB11 24 900 300 100 L 50 50 1 1 B
+X PB12 25 900 200 100 L 50 50 1 1 B
+X PB13 26 900 100 100 L 50 50 1 1 B
+X PB14 27 900 0 100 L 50 50 1 1 B
+X PB15 28 900 -100 100 L 50 50 1 1 B
+X PA12 29 -900 200 100 R 50 50 1 1 B
+X PA02 3 -900 1200 100 R 50 50 1 1 B
+X PA13 30 -900 100 100 R 50 50 1 1 B
+X PA14 31 -900 0 100 R 50 50 1 1 B
+X PA15 32 -900 -100 100 R 50 50 1 1 B
+X GND 33 0 -1900 100 U 50 50 1 1 P N
+X VDDIO 34 0 1900 100 D 50 50 1 1 W
+X PA16 35 -900 -200 100 R 50 50 1 1 B
+X PA17 36 -900 -300 100 R 50 50 1 1 B
+X PA18 37 -900 -400 100 R 50 50 1 1 B
+X PA19 38 -900 -500 100 R 50 50 1 1 B
+X PB16 39 900 -200 100 L 50 50 1 1 B
+X PA03 4 -900 1100 100 R 50 50 1 1 B
+X PB17 40 900 -300 100 L 50 50 1 1 B
+X PA20 41 -900 -600 100 R 50 50 1 1 B
+X PA21 42 -900 -700 100 R 50 50 1 1 B
+X PA22 43 -900 -800 100 R 50 50 1 1 B
+X PA23 44 -900 -900 100 R 50 50 1 1 B
+X PA24 45 -900 -1000 100 R 50 50 1 1 B
+X PA25 46 -900 -1100 100 R 50 50 1 1 B
+X GND 47 0 -1900 100 U 50 50 1 1 P N
+X VDDIO 48 100 1900 100 D 50 50 1 1 W
+X PB22 49 900 -400 100 L 50 50 1 1 B
+X PB04 5 900 1000 100 L 50 50 1 1 B
+X PB23 50 900 -500 100 L 50 50 1 1 B
+X PA27 51 -900 -1200 100 R 50 50 1 1 B
+X ~RESET 52 -900 -1600 100 R 50 50 1 1 I
+X VDDCORE 53 -300 1900 100 D 50 50 1 1 w
+X GND 54 0 -1900 100 U 50 50 1 1 P N
+X VSW 55 -400 1900 100 D 50 50 1 1 W
+X VDDIO 56 200 1900 100 D 50 50 1 1 W
+X PA30 57 -900 -1300 100 R 50 50 1 1 B
+X PA31 58 -900 -1400 100 R 50 50 1 1 B
+X PB30 59 900 -600 100 L 50 50 1 1 B
+X PB05 6 900 900 100 L 50 50 1 1 B
+X PB31 60 900 -700 100 L 50 50 1 1 B
+X PB00 61 900 1400 100 L 50 50 1 1 B
+X PB01 62 900 1300 100 L 50 50 1 1 B
+X PB02 63 900 1200 100 L 50 50 1 1 B
+X GND 7 0 -1900 100 U 50 50 1 1 W
+X VDDANA 8 400 1900 100 D 50 50 1 1 W
+X PB06 9 900 800 100 L 50 50 1 1 B
+ENDDRAW
+ENDDEF
+#
 # ATSAME53J18A-M
 #
 DEF ATSAME53J18A-M U 0 20 Y Y 1 F N