diff --git a/library/microchip_pic18mcu.lib b/library/microchip_pic18mcu.lib
index 4409db3c..a9f0914d 100644
--- a/library/microchip_pic18mcu.lib
+++ b/library/microchip_pic18mcu.lib
@@ -605,7 +605,7 @@ X RB1/PWM1 9 -1200 -200 150 R 50 50 1 1 B
 X RB2/PWM2 10 -1200 -300 150 R 50 50 1 1 B
 X RA1/AN1 20 -1200 700 150 R 50 50 1 1 B
 X RA7/OSC1/CLKI 30 -1200 100 150 R 50 50 1 1 B
-X SDA/SDI/RD2 50 1200 -100 150 L 50 50 1 1 B
+X SDA/SDI/RD2 40 1200 -100 150 L 50 50 1 1 B
 X RB3/PWM3 11 -1200 -400 150 R 50 50 1 1 B
 X RA2/AN2/Vref-/CAP1/INDX 21 -1200 600 150 R 50 50 1 1 B
 X RA6/OSC2/CLKO 31 -1200 200 150 R 50 50 1 1 B
diff --git a/library/references.dcm b/library/references.dcm
index 3e46e768..ef9d94c7 100644
--- a/library/references.dcm
+++ b/library/references.dcm
@@ -162,6 +162,41 @@ K Precision Voltage Reference 10V
 F http://www.ti.com/lit/ds/symlink/ref02.pdf
 $ENDCMP
 #
+$CMP REF191
+D Precision voltage references 2.048V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
+$CMP REF192
+D Precision voltage references 2.5V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
+$CMP REF193
+D Precision voltage references 3V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
+$CMP REF194
+D Precision voltage references 4.5V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
+$CMP REF195
+D Precision voltage references 5V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
+$CMP REF196
+D Precision voltage references 3.3V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
+$CMP REF198
+D Precision voltage references 4.096V
+F http://www.analog.com/static/imported-files/data_sheets/REF19xSeries.pdf
+$ENDCMP
+#
 $CMP REF3212AMDBVREP
 D REF3212A, 1.25V 100μA Micropower Precision Voltage Reference, SOT23-6
 K Micropower Prevision Voltage Reference 1.25V
diff --git a/library/references.lib b/library/references.lib
index 32d89d42..6417324c 100644
--- a/library/references.lib
+++ b/library/references.lib
@@ -296,6 +296,29 @@ X NR 8 400 0 150 L 40 40 1 1 P
 ENDDRAW
 ENDDEF
 #
+# REF191
+#
+DEF REF191 U 0 40 Y Y 1 F N
+F0 "U" -250 350 60 H V C CNN
+F1 "REF191" -300 250 60 H V L CNN
+F2 "" 0 -50 60 H V C CNN
+F3 "" 0 -50 60 H V C CNN
+ALIAS REF192 REF193 REF194 REF195 REF196 REF198
+$FPLIST
+ DIP*
+ SOIC*
+ TSSOP*
+ DIL*
+$ENDFPLIST
+DRAW
+S -300 200 300 -200 0 1 10 f
+X Vin 2 -400 100 100 R 50 50 1 1 W
+X ~Sleep~ 3 -400 -100 100 R 50 50 1 1 I
+X GND 4 0 -300 100 U 50 50 1 1 W
+X Vout 6 400 0 100 L 50 50 1 1 O
+ENDDRAW
+ENDDEF
+#
 # REF3212AMDBVREP
 #
 DEF REF3212AMDBVREP U 0 40 Y Y 1 F N