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DM74185A 数据表(PDF) 5 Page - National Semiconductor (TI) |
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DM74185A 数据表(HTML) 5 Page - National Semiconductor (TI) |
5 / 10 page Function Tables (Continued) BCD-to-Binary Converter BCD Inputs Outputs Words (See Note A) (See Note B) E D C B AGY5Y4Y3Y2Y1 0 1 LLLLL L L L L L L 2 3 LLLL H L L L L L H 4 5 L L LHL L L L L H L 67 L L L H H L L L L H H 89 L L H L L L L L H L L 10 11 L H L L L L L L H L H 12 13 L H L L H L L L H H L 14 15 LHLHL L L L H H H 16 17 L H L H H L L H L L L 18 19 L H H L L L L H L L H 20 21 H L L L L L L H L H L 22 23 H L L L H L L H L H H 24 25 HL LHL L L H H L L 26 27 H L L H H L LH HLH 28 29 H L H L L L L H H H L 30 31 H H L L L L L H H H H 32 33 H H L L H L H L L L L 34 35 H H L H L L H L L L H 36 37 H H L H H L HL LHL 38 39 H H H L L L H L L H H Any XXXXX H H H H H H BCD 9’s or BCD 10’s Complement Converter BCD Inputs Outputs Word (See Note C) (See Note D) E D C B AGY8Y7Y6 0 L LLLL L H L H 1 L LLL H L H L L 2 L L LHL L L H H 3 L L L H H L LHL 4 L LHL L L L H H 5 L LHLH L L H L 6 L LH HL L L L H 7 L L HHH L L L L 8 L H LLL L L L H 9 L HL LH L L L L 0 H LLLL L L L L 1 H LLL H L H L L 2 H L LHL L H L L 3H L L H H L L H H 4 H LHL L L L H H 5 H LHLH L L H L 6 H LH HL L L H L 7 H L HHH L L L H 8 H H LLL L L L H 9 H HL LH L L L L Any X XXXX H H H H H e High Level L e Low Level X e Don’t Care Note A Input Conditions other than those shown produce highs at outputs Y1 through Y5 Note B Output Y6 Y7 and Y8 are not used for BCD-to-Binary conversion Note C Input conditions other than those shown produce highs at outputs Y6 Y7 and Y8 Note D Outputs Y1 through Y5 are not used for BCD 9’s or BCD 10’s complement conversion When these devices are used as complement converters input E is used as a mode control With this input low the BCD 9’s complement is generated when it is high the BCD 10’s complement is generated Test Circuit TLF6561 – 6 CL includes probe and jig capacitance Typical Applications TLF6561 – 7 FIGURE 1 BCD-to-Binary Converter for Two BCD Decades MSDMost significant decade LSDLeast significant decade Each rectangle represents a DM74184 5 |
类似零件编号 - DM74185A |
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类似说明 - DM74185A |
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