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SN54LS73A Texas instruments

SN54LS73A
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SN54LS73A
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The '73, and 'H73, contain two independent J-K flip-flops with individual J-K, clock, and direct clear inputs. The '73, and 'H73, are positive pulse-triggered flip-flops. J-K input is loaded into the master while the clock is high and transferred to the slave on the high-to-low transition. For these devices the J and K inputs must be stable while the clock is high. The 'LS73A contains two independent negative-edge-triggered flip-flops. The J and K inputs must be stable one setup time prior to the high-to-low clock transition for predictable operation. When the clear is low, it overrides the clock and data inputs forcing the Q output low and the Q\ output high. The SN5473, SN54H73, and the SN54LS73A are characterized for operation over the full military temperature range of -55°C to 125°C. The SN7473, and the SN74LS73A are characterized for operation from 0°C to 70°C.  
  • Package Options Include Plastic “Small Outline" Packages, Flat Packages, and Plastic and Ceramic DIPs
  • Dependable Texas Instruments Quality and Reliability

 

Number of channels 2
Technology family LS
Supply voltage (min) (V) 4.75
Supply voltage (max) (V) 5.25
Input type TTL
Output type Push-Pull
Clock frequency (MHz) 30
Supply current (max) (µA) 6000
IOL (max) (mA) -0.4
IOH (max) (mA) 8
Features Clear, High speed (tpd 10-50ns), Negative edge triggered
Operating temperature range (°C) -55 to 125
Rating Military
SN54LS73A