A 4-bit D/A converter, using R-2R structure, is shown in Fig. 1. The binary input 1111...

  

Transcribed Image Text:

A 4-bit D/A converter, using R-2R structure, is shown in Fig. 1. The binary input 1111 results in an output voltage of 5 V, and the input supplies operate at -10 V. Determine the resistances of the input resistors to produce such an operation. If the binary input is 1001, determine the output. UR MSB BIT 2 BIT 3 LSB Rc RD 10k2 ww RA RB Current summing bus Fig.1 Activate Go to Settin A 4-bit D/A converter, using R-2R structure, is shown in Fig. 1. The binary input 1111 results in an output voltage of 5 V, and the input supplies operate at -10 V. Determine the resistances of the input resistors to produce such an operation. If the binary input is 1001, determine the output. UR MSB BIT 2 BIT 3 LSB Rc RD 10k2 ww RA RB Current summing bus Fig.1 Activate Go to Settin