diff --git a/ic/comparator_lm393.yaml b/ic/comparator_lm393.yaml
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+name: LM393
+alias: LM193, LM293
+variations: DIP, SO, TSSOP, miniSO, DFN
+description: comparator, dual
+datasheet: https://www.st.com/resource/en/datasheet/lm393.pdf
+
+pinout:
+  OUT1: 1
+  IN1:
+    IN1+: 3
+    IN1-: 2
+  V-: 4
+  IN2:
+    IN2+: 5
+    IN2-: 6
+  OUT2: 7
+  V+: 8
+
+properties:
+  power: V+, V-
+  in: IN1, IN2
+  out: OUT1-2
+
+schematic:
+  symbol: IC
+  left: IN1-2
+  right: OUT1-2
+  top: V+
+  bottom: V-
+
+parts:
+  COMP1: IN1, OUT1, V+, V-
+  COMP2: IN2, OUT2, V+, V-
+
+housing@DIP:
+  suffix: N
+  outline: JEDEC MS-001 BA
+
+housing@SO:
+  suffix: D
+  outline: JEDEC MS-012 AA
+
+housing@TSSOP:
+  suffix: PT
+  pattern: SOP
+  bodyWidth: 4.3-4.5 # E1
+  bodyLength: 2.8-3.2 # D
+  height: 1.2 # A
+  leadSpan: 6.2-6.6 # E
+  leadWidth: 0.19-0.30 # b
+  leadLength: 0.45-0.75 # L
+  leadCount: 8
+  pitch: 0.65 # e
+
+housing@miniSO:
+  suffix: ST
+  pattern: SOP
+  bodyWidth: 2.8-3.1 # E1
+  bodyLength: 2.8-3.1 # D
+  height: 1.1 # A
+  leadSpan: 4.65-5.15 # E
+  leadWidth: 0.22-0.40 # b
+  leadLength: 0.40-0.80 # L
+  leadCount: 8
+  pitch: 0.65 # e
+
+housing@DFN:
+  suffix: QT
+  pattern: QFN
+  pitch: 0.5 # e
+  bodyLength: 1.85-2.15 # D
+  bodyWidth: 1.85-2.15 # E
+  height: 0.51-0.60 # A
+  leadLength: 0.5 # L
+  leadWidth: 0.18-0.30 # b
+  tabLength: 1.45-1.70 # D2
+  tabWidth: 0.75-1.00 # E3
+  pullBack: 0.0
+  rowCount: 4
+  columnCount: 2