For the ADC0804 in Figure 11-21, determine:

(a) The binary output produced with an analog input of 1.168 V.

(b) The nominal analog input voltage that produces an output of 01100111.

(c) The range of analog input values that will produce an output of 01100111.

Figure 11-21

Analog 0.5-3.5 V N REFI VREF Vcc 10 k Analog GND +5 V supply VAEF 150 pF 0.5 V 1.5 V R 10 VIN(+) VCC VIN(-) VREF/2 Clk out Clk in CCS WR RD ADC0804 00000000 Voc A GND D GND Data bus Do INTRO- Digital GND 00 AD ADG ADS AD AD AD Micro- processor Vcc INTO RD WR GND [16] Address bus Address decoding logic