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AD9547 Datasheet(PDF) 63 Page - Analog Devices |
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AD9547 Datasheet(HTML) 63 Page - Analog Devices |
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63 / 106 page ![]() Data Sheet AD9547 Addr Opt1 Name D7 D6 D5 D4 D3 D2 D1 D0 Def 0x0410 S Reserved Unused 0x0411 S 0x0412 S 0x0413 S 0x0414 S 0x0415 S 0x0416 S 0x0417 S Reference input configuration 0x0500 S Reference power-down Unused Ref BB power- down Ref B power- down Ref AA power- down Ref A power- down 0xF0 0x0501 S Reference logic family Ref BB logic family[1:0] Ref B logic family[1:0] Ref AA logic family[1:0] Ref A logic family[1:0] 0x00 0x0502 S Unused 0x00 0x0503 C Manual reference profile selection Enable Ref AA manual profile Ref AA manual profile[2:0] Enable Ref A manual profile Ref A manual profile[2:0] 0x00 0x0504 C Enable Ref BB manual profile Ref BB manual profile[2:0] Enable Ref B manual profile Ref B manual profile[2:0] 0x00 0x0505 C Unused 0x00 0x0506 C Unused 0x00 0x0507 C Phase build- out switching Unused Phase master threshold priority[2:0] 0x00 Profile registers—Profile 0 0x0600 L Priorities Unused Promoted priority[2:0] Selection priority[2:0] 0x00 0x0601 L Reference period Nominal reference period[39:0] (in fs up to 1.1 ms) 0x00 0x0602 L 0x00 0x0603 L 0x00 0x0604 L 0x00 0x0605 L 0x00 0x0606 L Unused (write 0s to these bits) 0x00 0x0607 L 0x00 0x0608 L Tolerance Inner tolerance[15:0] (1/tolerance) (removes fault status; 10% down to 1 ppm) 0x00 0x0609 L 0x00 0x060A L Unused Inner tolerance[19:16] 0x00 0x060B L Outer tolerance[15:0] (1/tolerance) (indicates fault status; 10% down to 1 ppm) 0x00 0x060C L 0x00 0x060D L Unused Outer tolerance[19:16] 0x00 0x060E L Validation timer Validation timer[15:0] (in ms up to 65,535 ms) 0x00 0x060F L 0x00 0x0610 L Redetect timer Redetect timer[15:0] (in ms up to 65,535 ms) 0x00 0x0611 L 0x00 0x0612 L Digital loop filter coeffi- cients Alpha-0 linear[15:0] 0x00 0x0613 L 0x00 0x0614 L Alpha-2 exponent[1:0] Alpha-1 exponent[5:0] 0x00 0x0615 L Beta-0 linear[6:0] Alpha-2 exponent[2] 0x00 0x0616 L Beta-0 linear[14:7] 0x00 0x0617 L Unused Beta-1 exponent[4:0] Beta-0 linear[16:15] 0x00 0x0618 L Gamma-0 linear[15:0] 0x00 0x0619 L 0x00 0x061A L Unused Gamma-1 exponent[4:0] Gamma-0 linear[16] 0x00 0x061B L Delta-0 linear[7:0] 0x00 0x061C L Delta-1 exponent[0] Delta-0 linear[14:8] 0x00 0x061D L Alpha-3 exponent[3:0] Delta-1 exponent[4:1] 0x00 Rev. G | Page 63 of 106 |
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