An SN74AS138 output cannot (reliably)drive an SN74AC08 input when both chips have VCC=4.5 V. Why not?
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A: Given POS expression F (a, b, c) = (a + b + c) (b’ + c’) (a’ + c’)
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A: The ∆V is the difference between VH and VL: Thus, the value of V90% and V10% are respectively:
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A: block diagram for 8255 PPI is as shown in figure below
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A: The solution is given below
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A: Given: The three-input CML XOR gate circuit diagram is shown as:
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A: The solution is given below.
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- If Vin exceeded Vref in a real ADC IC, would it actually damage the IC? If not, what would the binary output values be for a given Vin that was larger than Vref? Refer to the data sheet of the National Semiconductor ADC0804 IC and check the absolute maximum ratings & electrical characteristics section to reinforce your understanding.The current output of a successive approximative type ADC is showing as 110011. If the reference voltage to the ADC is 5V, what is the corresponding analog signal voltage input to this ADC? If the ADC were of 10 bits, would the conversion time be reduced? Please answer ASAP I will like it please ASAP...Given a 5-bit ADC with the following reference values Vref= -2V and 12V, what is the voltage represented by the output sequence 01010?
- Q1) List the main internal elements of a microcontroller. And explain the function of each of them. Q2) What is the difference between the Von-Neuman Microcontroller Architecture and Harvard Microcontroller Architecture. Q3) Compare between the (EEPROM) and the Non-Volatile RAM - (NVRAM). Q4) What is the term “Complex Instruction Set Computer(CISC)” mean in the Microcontroller Architecture.Explain the functions of decoders and multiplexers. Then given at least two examples of applications for both of them.We need to generate a PWM signal with frequency of 2 KHz, and duty cycle of 20%. The clock frequency is 1 MHz and the counter is configured in count-up-down mode. Determine the values that we need to write in LOAD and COMPARE registers. You can use either pwmA or pwmB.
- 1. An SCR has a breakover voltage of 500 V, a trigger current of 15 mA and holding current of 10 mA. Is the SCR running? Why? If we increase the gate current applied, what will happen to the Vbe?Q. How the serial communication is performed in 8086 and draw and explain each block of internal architecture of 8251A.Design an interfacing circuit for ADC 0804 and 8051 microcontrollerwith self-clocking. Also explain the functions of INTR and WR pins ofADC 0804.