Microelectronic Circuit Design

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CHAPTER 6 6.1 gate A V gate W I b gate W gates W P a avg / 4 5 . 2 / 10 = ) ( / 10 10 1 ) ( 5 - 5 μ μ = = = 6.2 ( a ) P avg = 100 2 x 10 7 gates = 5 μ W / gate ( b ) I = 5 x 10 -6 W / gate 2.5 V = 2 μ A / gate ( c ) I total = 2 μ A gate 2 x 10 7 gates ( ) = 40 A 6.3 W P mW R I P V V V V b W P mW R I P V V V V a L H L H V V L H V V L H μ μ 109 10 10 0 3 . 3 | 0 | 0 | 3 . 3 ) ( 5 . 62 10 10 0 5 . 2 | 0 | 0 | 5 . 2 ) ( 5 2 5 2 5 2 5 2 = = = = = = = = = = = = 6.4 v O v I V H (3.3 V) V L (0V) 1.1 V (V REF ) 3.3V V + 6.5 v O v I V H (3.3 V) V L (0V) 1.1 V (V REF ) 3.3V V + Z = A ( ) = A 6-1
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