Summary: Current Keithley Set the current limit to 2 mA Repeat for all four TTL types Plot VOL vs IOL for all four types on the same graph 4 IIH and IIL a Set up the circuit of Fig 4 b Adjust VI to 2 4 V and measure IIH for each of the four types of gates c Adjust VI to 0 4 V and measure IIL for each of the four types of gates 5 Data Analysis
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