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32C81 Datasheet(PDF) 49 Page - Renesas Technology Corp |
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32C81 Datasheet(HTML) 49 Page - Renesas Technology Corp |
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49 / 85 page ![]() page 49 3 8 f o 4 0 0 2 , 1 0 . n u J 0 0 . 1 . v e R p u o r G 1 8 / C 2 3 M 5. Electrical Characteristics (VCC=5V) VCC = 5V l o b m y Sr e t e m a r a P d r a d n a t S t i n U n i Mx a M c te m i t e l c y c t u p n i k c o l c l a n r e t x E 3 . 1 3s n w t ) H ( h t d i w e s l u p ) " H " ( h g i h t u p n i k c o l c l a n r e t x E 3 1s n w t ) L ( h t d i w e s l u p ) " L " ( w o l t u p n i k c o l c l a n r e t x E 3 1s n r te m i t e g d e g n i s i r k c o l c l a n r e t x E 5s n f te m i t e g d e g n il l a f k c o l c l a n r e t x E 5s n tac1(RD – DB) = f(BCLK) X 2 – 35 10 9 [ns] tac2(RD – DB) = f(BCLK) X 2 – 35 10 X m 9 [ns] (m=3 with 1 wait state, m=5 with 2 wait states and m=7 with 3 wait states) tac1(AD – DB) = f(BCLK) – 35 10 9 [ns] tac2(AD – DB) = – 35 10 X n 9 [ns] (n=2 with 1 wait state, n=3 with 2 wait states and n=4 with 3 wait states) tac3(RD – DB) = f(BCLK) X 2 – 35 10 X m 9 [ns] (m=3 with 2 wait states and m=5 with 3 wait states) tac3(AD – DB) = f(BCLK) X 2 – 35 10 X n 9 [ns] (n=5 with 2 wait states and n=7 with 3 wait states) tac4(RAS – DB) = f(BCLK) X 2 – 35 10 X m 9 [ns] (m=3 with 1 wait state and m=5 with 2 wait states) tac4(CAS – DB) = – 35 10 X n 9 [ns] (n=1 with 1 wait state and n=3 when 2 wait states) tac4(CAD – DB) = f(BCLK) – 35 10 X l 9 [ns] (l=1 with 1 wait state and l=2 with 2 wait states) f(BCLK) f(BCLK) X 2 Timing Requirements (VCC = 4.2 to 5.5V, VSS = 0V at Topr = –20 to 85oC unless otherwise specified) Table 5.6 External Clock Input Table 5.7 Memory Expansion and Microprocessor Modes l o b m y Sr e t e m a r a P d r a d n a t S t i n U n i Mx a M 1 c a t ) B D - D R ( ) e t a t s t i a w o n h t i w , d r a d n a t s D R ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n 1 c a t ) B D - D A ( ) e t a t s t i a w o n h t i w , d r a d n a t s S C , d r a d n a t s D A ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n 2 c a t ) B D - D R ( ) e t a t s t i a w a h t i w , d r a d n a t s D R ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n 2 c a t ) B D - D A ( ) e t a t s t i a w a h t i w , d r a d n a t s S C , d r a d n a t s D A ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n 3 c a t ) B D - D R ( ) s u b d e x e l p it l u m e h t h ti w e c a p s a g n i s s e c c a n e h w , d r a d n a t s D R ( e m it s s e c c a t u p n i a t a D ) 1 e t o N (s n 3 c a t ) B D - D A ( ) s u b d e x e l p it l u m e h t h ti w e c a p s a g n i s s e c c a n e h w , d r a d n a t s S C , d r a d n a t s D A ( e m it s s e c c a t u p n i a t a D ) 1 e t o N (s n 4 c a t ) B D - S A R ( ) e c a p s M A R D a g n i s s e c c a n e h w , d r a d n a t s S A R ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n 4 c a t ) B D - S A C ( ) e c a p s M A R D a g n i s s e c c a n e h w , d r a d n a t s S A C ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n 4 c a t ) B D - D A C ( ) e c a p s M A R D a g n i s s e c c a n e h w , d r a d n a t s D A C ( e m i t s s e c c a t u p n i a t a D ) 1 e t o N (s n u s t ) K L C B - B D ( e m i t p u t e s t u p n i a t a D 6 2s n u s t ) K L C B - Y D R ( e m i t p u t e s t u p n i Y D R 6 2s n u s t ) K L C B - D L O H ( e m i t p u t e s t u p n i D L O H 0 3s n h t ) B D - D R ( e m i t d l o h t u p n i a t a D 0s n h t ) B D - S A C ( e m i t d l o h t u p n i a t a D 0s n h t ) Y D R - K L C B ( e m i t d l o h t u p n i Y D R 0s n h t ) D L O H - K L C B ( e m i t d l o h t u p n i D L O H 0s n d t ) A D L H - K L C B ( e m i t y a l e d t u p t u o A D L H 5 2s n : S E T O N r e w o l e s u r o e t a t s t i a w a t r e s n I . y c n c e u q e r f K L C B e h t o t g n i d r o c c a s n o i s s e r p x e g n i w o ll o f e h t m o r f d e n i a t b o e b n a c e u l a v A . 1 ( f K L C B . e v i t a g e n s i e u l a v d e t a l u c l a c a f i y c n e u q e r f n o i t a r e p o n a s a ) |
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