add schmitt trigger

ic/schmitt-trigger_74lvc1g17.yaml

@@ -0,0 +1,38 @@
+name: 74LVC1G17
+variations: W5 # not included: SE, FS3, FW4, FX4, FZ4 # SOT25-5, SOT353, DFN0808-6, DFN1010-6, DFN1409-6, DFN1410-6
+description: schmitt trigger, 1-input
+datasheet: 74LVC1G17
+
+
+pinout:
+  NC: 1
+  A: 2
+  GND: 3
+  Y: 4
+  VCC: 5
+
+properties:
+  input: A
+  output: Y
+  power: VCC
+  ground: GND
+  nc: NC
+
+schematic:
+  symbol: IC
+  left: A
+  right: Y
+  top: VCC
+  bottom: GND
+
+housing@W5: # SOT25-5
+  suffix: W5
+  pattern: SOT23
+  bodyWidth: 1.5-1.7 # B
+  bodyLength: 2.9-3.1 # H
+  height: 1.0-1.3 # K
+  leadWidth: 0.35-0.50 # A
+  leadLength: 0.35-0.55 # L
+  leadSpan: 2.7-3.0 # C
+  pitch: 0.95 # D
+  leadCount: 5