3) Dec Values Digital In Analog Out 63 111111 7.875V 111111 (2) → 63 (10) Vout = (Decimal Value of Digital input) * Resolution →Vout = (63)(125mV/bit) Maximum Vo = 7.875V 3. Given the following 6 bit "Weighted R" D/A converter: V2 -10V Rf w 1ΚΩ R6 2ΚΩ R5 4ΚΩ R4 LR3 R2 R1 ΚΩ 16KQ 32KQ 64KQ Vo 55 S4 53 S2 $1 SO KeySpace Key Space Key Scace Space Key=Spece Key Scace V1 10V 741-DIV U1 V3 23 -8V Determine: (1) Resolution (in mV/bit) (2) Vo, if the Digital Input = 1 1 0 0 10 (2) (3) Maximum Vo 1) Resolution = Vrange / 2" (n = # of bits) Since n = 6, Vref→ Vrange = SV Resolution = 8V / 26 → .125V/bit Resolution = 125mV/bit 2) 110010 (2) 50 (10) Vout = (Decimal Value of Digital input) * Resolution → Vout = (50)(125mV/bit) Vo= 6.25V Dec Values 50 Digital In 110010 Analog Out 6.25V
3) Dec Values Digital In Analog Out 63 111111 7.875V 111111 (2) → 63 (10) Vout = (Decimal Value of Digital input) * Resolution →Vout = (63)(125mV/bit) Maximum Vo = 7.875V 3. Given the following 6 bit "Weighted R" D/A converter: V2 -10V Rf w 1ΚΩ R6 2ΚΩ R5 4ΚΩ R4 LR3 R2 R1 ΚΩ 16KQ 32KQ 64KQ Vo 55 S4 53 S2 $1 SO KeySpace Key Space Key Scace Space Key=Spece Key Scace V1 10V 741-DIV U1 V3 23 -8V Determine: (1) Resolution (in mV/bit) (2) Vo, if the Digital Input = 1 1 0 0 10 (2) (3) Maximum Vo 1) Resolution = Vrange / 2" (n = # of bits) Since n = 6, Vref→ Vrange = SV Resolution = 8V / 26 → .125V/bit Resolution = 125mV/bit 2) 110010 (2) 50 (10) Vout = (Decimal Value of Digital input) * Resolution → Vout = (50)(125mV/bit) Vo= 6.25V Dec Values 50 Digital In 110010 Analog Out 6.25V
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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