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KA239A Datasheet Quad Comparator

Manufacturer: Fairchild (now onsemi)

Overview: .fairchildsemi. KA239/KA239A,KA339/KA339A KA3302,KA2901 Quad.

General Description

The KA239/KA239A, KA339/KA339A, KA3302, KA2901 consist of four independent voltage parators designed to operate from single power supply over a wide voltage range.

14-DIP 1 14-SOP 1 Internal Block Diagram Rev.

1.0.1 ©2001 Fairchild Semiconductor Corporation KA239/KA239A,KA339/KA339A KA3302,KA2901 Schematic Diagram Absolute Maximum Ratings Parameter Supply Voltage Supply Voltage Only KA3302 Differential Input Voltage Differential Input Voltage Only KA3302 Input Voltage Input Voltage Only KA3302 Output Short Circuit to GND Power Dissipation Operating Temperature KA339/KA339A KA239/KA239A KA2901/KA3302 Storage Temperature Symbol VCC VCC VI(DIFF) VI(DIFF) VI VI PD TOPR Value ±18 or 36 ±14 or 28 36 28 - 0.3 to +36 - 0.3 to +28 Continuous 570 0 ~ + 70 - 25 ~ + 85 - 40 ~ + 85 - 65 ~ + 150 Unit V V V V V V mW °C TSTG °C 2 KA239/KA239A,KA339/KA339A KA3302,KA2901 Electrical Characteristics (VCC = 5V, TA = 25°C, unless otherwise specified) Parameter Input Offset Voltage Input Offset Current Input Bias Current Input mon Mode Voltage Range Supply Current Voltage Gain Large Signal Response Time Response Time Output Sink Current Output Saturation Voltage Output Leakage Current Differential Voltage Symbol VIO IIO IBIAS VI(R) ICC GV TLRES TRES ISINK VSAT Io(LKG) VI(DIFF) Conditions VO(P) = 1.4V, RS = 0Ω Note 1 Note 1 Note 1 Note 1 VCC = 5V RL = ∞ VCC = 15V, RL ≥ 15KΩ (for large

Key Features

  • Single or dual supply operation.
  • Wide range of supply voltage KA239/KA239A, KA339/KA339A, KA2901 : 2 ~ 36V (or ±1 ~ ±18V) KA3302 : 2 ~ 28V (or ±1 ~ ±14V).
  • Low supply current drain 800µA Typ.
  • Open collector outputs for wired and connectors.
  • Low input bias current 25nA Typ.
  • Low Input offset current ±2.3nA Typ.
  • Low input offset voltage ±1.4mV Typ.
  • Common mode input voltage range includes ground.
  • Low output satura.

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KA239A Distributor