diff --git a/library/cmos4000.dcm b/library/cmos4000.dcm
index e8737dc7..13335fc1 100644
--- a/library/cmos4000.dcm
+++ b/library/cmos4000.dcm
@@ -100,6 +100,12 @@ D Phase Comp & VCO
 K CMOS PLL
 $ENDCMP
 #
+$CMP 4047
+D Monostable/Astable Multivibrator
+K CMOS monostable astable multivibrator
+F https://www.fairchildsemi.com/datasheets/CD/CD4047BC.pdf
+$ENDCMP
+#
 $CMP 4049
 D Hex Buffer Inverter
 K CMOS BUFFER
@@ -197,4 +203,10 @@ D Monostable
 K CMOS
 $ENDCMP
 #
+$CMP 4543
+D BCD to 7-segment latch/decoder/driver
+K CMOS 7-segment latch decoder driver
+F http://www.ti.com/lit/ds/symlink/cd4543b.pdf
+$ENDCMP
+#
 #End Doc Library
diff --git a/library/cmos4000.lib b/library/cmos4000.lib
index c76fa1e9..f74c5c16 100644
--- a/library/cmos4000.lib
+++ b/library/cmos4000.lib
@@ -629,6 +629,36 @@ X VDD 16 0 450 0 D 50 40 1 1 W N
 ENDDRAW
 ENDDEF
 #
+# 4047
+#
+DEF 4047 U 0 40 Y Y 1 F N
+F0 "U" -500 900 50 H V C CNN
+F1 "4047" 450 -900 50 H V C CNN
+F2 "" -600 800 50 H I C CNN
+F3 "" -500 900 50 H I C CNN
+$FPLIST
+ DIP*W7.62mm*
+ SOIC*3.9x8.7mm*Pitch1.27mm*
+$ENDFPLIST
+DRAW
+S 550 850 -550 -850 0 1 10 f
+X C 1 -700 -500 150 R 50 50 1 1 I
+X R 2 -700 -300 150 R 50 50 1 1 I
+X RC_COMMON 3 -700 -700 150 R 50 50 1 1 I
+X ~ASTABLE 4 -700 600 150 R 50 50 1 1 I
+X ASTABLE 5 -700 700 150 R 50 50 1 1 I
+X -TRIGGER 6 -700 400 150 R 50 50 1 1 I
+X VSS 7 0 -1000 150 U 50 50 1 1 W
+X +TRIGGER 8 -700 300 150 R 50 50 1 1 I
+X EXT_RESET 9 -700 -100 150 R 50 50 1 1 I
+X Q 10 700 300 150 L 50 50 1 1 O
+X ~Q 11 700 100 150 L 50 50 1 1 O
+X RETRIGGER 12 -700 100 150 R 50 50 1 1 I
+X OSC_OUT 13 700 700 150 L 50 50 1 1 O
+X VDD 14 0 1000 150 D 50 50 1 1 W
+ENDDRAW
+ENDDEF
+#
 # 4049
 #
 DEF 4049 U 0 30 Y Y 6 F N
@@ -1219,4 +1249,37 @@ X VDD 16 -200 350 0 D 40 40 2 1 W N
 ENDDRAW
 ENDDEF
 #
+# 4543
+#
+DEF 4543 U 0 40 Y Y 1 F N
+F0 "U" -300 500 50 H V C CNN
+F1 "4543" 250 -500 50 H V C CNN
+F2 "" 0 -50 50 H I C CNN
+F3 "" 0 -50 50 H I C CNN
+$FPLIST
+ DIP*W7.62mm*
+ SOIC*3.9x9.9mm*Pitch1.27mm*
+ TSSOP*4.4x5mm*Pitch0.65mm*
+$ENDFPLIST
+DRAW
+S 350 450 -350 -450 0 1 10 f
+X ~LE 1 -500 -100 150 R 50 50 1 1 I
+X D2 2 -500 100 150 R 50 50 1 1 I
+X D1 3 -500 200 150 R 50 50 1 1 I
+X D3 4 -500 0 150 R 50 50 1 1 I
+X D0 5 -500 300 150 R 50 50 1 1 I
+X PH 6 -500 -300 150 R 50 50 1 1 I
+X BL 7 -500 -200 150 R 50 50 1 1 I
+X VSS 8 0 -600 150 U 50 50 1 1 W
+X Qa 9 500 300 150 L 50 50 1 1 O
+X Qb 10 500 200 150 L 50 50 1 1 O
+X Qc 11 500 100 150 L 50 50 1 1 O
+X Qd 12 500 0 150 L 50 50 1 1 O
+X Qe 13 500 -100 150 L 50 50 1 1 O
+X Qg 14 500 -300 150 L 50 50 1 1 O
+X Qf 15 500 -200 150 L 50 50 1 1 O
+X VDD 16 0 600 150 D 50 50 1 1 W
+ENDDRAW
+ENDDEF
+#
 #End Library