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AD9523 Datasheet(PDF) 57 Page - Analog Devices |
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AD9523 Datasheet(HTML) 57 Page - Analog Devices |
57 / 60 page Data Sheet AD9523 Rev. D | Page 57 of 60 Other (Address 0x230 to Address 0x234) Table 55. Status Signals Address Bits Bit Name Description 0x230 [7:6] Reserved Reserved [5:0] Status Monitor 0 control Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Muxout 0 0 0 0 0 0 GND 0 0 0 0 0 1 PLL1 and PLL2 locked 0 0 0 0 1 0 PLL1 locked 0 0 0 0 1 1 PLL2 locked 0 0 0 1 0 0 Both references are missing (REFA and REFB) 0 0 0 1 0 1 Both references are missing and PLL2 is locked 0 0 0 1 1 0 REFB selected (applies only to auto select mode) 0 0 0 1 1 1 REFA is OK 0 0 1 0 0 0 REFB is OK 0 0 1 0 0 1 REF_TEST is OK 0 0 1 0 1 0 VCXO is OK 0 0 1 0 1 1 PLL1 feedback is OK 0 0 1 1 0 0 PLL2 reference clock is OK 0 0 1 1 0 1 Reserved 0 0 1 1 1 0 REFA and REFB are OK 0 0 1 1 1 1 All clocks are OK (except REF_TEST) 0 1 0 0 0 0 PLL1 feedback is divide-by-2 0 1 0 0 0 1 PLL1 PFD down divide-by-2 0 1 0 0 1 0 PLL1 REF divide-by-2 0 1 0 0 1 1 PLL1 PFD up divide-by-2 0 1 0 1 0 0 GND 0 1 0 1 0 1 GND 0 1 0 1 1 0 GND 0 1 0 1 1 1 GND All bit combinations after 010111 are reserved 0x231 [7:6] Reserved Reserved [5:0] Status Monitor 1 control Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Muxout 0 0 0 0 0 0 GND 0 0 0 0 0 1 PLL1 and PLL2 locked 0 0 0 0 1 0 PLL1 locked 0 0 0 0 1 1 PLL2 locked 0 0 0 1 0 0 Both references are missing (REFA and REFB) 0 0 0 1 0 1 Both references are missing and PLL2 is locked 0 0 0 1 1 0 REFB selected (applies only to auto select mode) 0 0 0 1 1 1 REFA is OK 0 0 1 0 0 0 REFB is OK 0 0 1 0 0 1 REF_TEST is OK 0 0 1 0 1 0 VCXO is OK 0 0 1 0 1 1 PLL1 feedback is OK 0 0 1 1 0 0 PLL2 reference clock is OK 0 0 1 1 0 1 Reserved 0 0 1 1 1 0 REFA and REFB are OK 0 0 1 1 1 1 All clocks are OK (except REF_TEST) 0 1 0 0 0 0 GND 0 1 0 0 0 1 GND 0 1 0 0 1 0 GND 0 1 0 0 1 1 GND 0 1 0 1 0 0 PLL2 feedback is divide-by-2 0 1 0 1 0 1 PLL2 PFD down divide-by-2 0 1 0 1 1 0 PLL2 REF divide-by-2 0 1 0 1 1 1 PLL2 PFD up divide-by-2 All bit combinations after 010111 are reserved |
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