diff --git a/python/pcb.py b/python/pcb.py
index 8b1e099f9e2fa971033c3e653fd1a5708d54813e..cdba5a833348dad8d11647307016c8640f97752d 100755
--- a/python/pcb.py
+++ b/python/pcb.py
@@ -7092,6 +7092,52 @@ class VL53L1X(part):
 # ICs
 ############################################################
 
+class PCF8523_3295(part):
+   #
+   # Adafruit 3295 PCF8523 RTC breakout through-hole
+   #
+   def __init__(self,value,zb,zt):
+      pad_header = cylinder(0,0,zb,zt,.04)
+      pad_hole = cylinder(0,0,zb,zt,.018)
+      self.value = value
+      self.pad = [point(0,0,0)]
+      self.labels = []
+      #
+      # pin 1
+      #
+      self.shape = translate(pad_header,0,.20,0)
+      self.holes = translate(pad_hole,0,.20,0)
+      self.pad.append(point(0,.20,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'GND.'))
+      #
+      # pin 2
+      #
+      self.shape = add(self.shape,translate(pad_header,0,.10,0))
+      self.holes = add(self.holes,translate(pad_hole,0,.10,0))
+      self.pad.append(point(0,.10,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'VCC'))
+      #
+      # pin 3
+      #
+      self.shape = add(self.shape,translate(pad_header,0,0,0))
+      self.holes = add(self.holes,translate(pad_hole,0,0,0))
+      self.pad.append(point(0,0,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SDA'))
+      #
+      # pin 4
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.10,0))
+      self.holes = add(self.holes,translate(pad_hole,0,-0.10,0))
+      self.pad.append(point(0,-0.10,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SCL'))
+      #
+      # pin 5
+      #
+      self.shape = add(self.shape,translate(pad_header,0,-0.20,0))
+      self.holes = add(self.holes,translate(pad_hole,0,-0.20,0))
+      self.pad.append(point(0,-0.20,0))
+      self.labels.append(self.text(self.pad[-1].x,self.pad[-1].y,self.pad[-1].z,'SQW'))
+
 class MAX98357A_3006(part):
    #
    # Adafruit 3006 MAX98357A I2S amp breakout through-hole