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74LS190 Synchronous 4-Bit Up Down Counter IC

45.00 inc. GST
  • Synchronous 4-Bit Up/Down Counters with Mode Control
  • High-level input voltage: 2V
  • Low-level input voltage: 0.8V
  • High-level output current: -0.4mA
  • Low-level output current: 8mA
  • Input clamp voltage: -1.5V
  • Maximum clock frequency: 20MHz
  • Propagation delay time max: 65ns
  • Supply voltage range: 4.75 to 5.25V
  • Package: DIP-16

74LS193 Synchronous 4-Bit Up Down Counter IC

25.00 inc. GST
  • Synchronous 4-Bit Up/Down Counter
  • High-level input voltage: 2V
  • Low-level input voltage: 0.8V
  • High-level output current: -400µA
  • Low-level output current: 8mA
  • Input clamp voltage: -1.5V
  • Maximum clock frequency: 25MHz
  • Propagation delay time max: 47ns
  • Supply voltage range: 4.75 to 5.25V
  • Package: DIP-16