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UT80C196 数据表(PDF) 21 Page - Aeroflex Circuit Technology |
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UT80C196 数据表(HTML) 21 Page - Aeroflex Circuit Technology |
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21 / 42 page  21 46 TUB AD14 --- Bit 14 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 47 TUB AD13 --- Bit 13 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 48 TUB AD12 --- Bit 12 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 49 TUB AD11 --- Bit 11 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 50 TUB AD10 --- Bit 10 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 51 TUB AD9 --- Bit 9 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 52 TUB AD8 --- Bit 8 of the Address/Data bus. This pin is a dedicated address pin when operating with 8-bit wide bus cycles. For 16-bit wide bus cycles, this pin is used as multiplexed address and data. 53 TUB AD7 --- Bit 7 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 54 TUB AD6 --- Bit 6 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 55 TUB AD5 --- Bit 5 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 56 TUB AD4 --- Bit 4 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 57 TUB AD3 --- Bit 3 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 58 TUB AD2 --- Bit 2 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 59 TUB AD1 --- Bit 1 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. 60 TUB AD0 --- Bit 0 of the Address/Data bus. This pin is used as multiplexed address and data for both 8- and 16-bit wide bus cycles. Table 10: 68-lead Flat Pack Pin Descriptions QFP Pin# I/O Name Active Description |
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