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AD9549APCBZ 数据表(PDF) 51 Page - Analog Devices |
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AD9549APCBZ 数据表(HTML) 51 Page - Analog Devices |
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51 / 76 page ![]() AD9549 Rev. D | Page 51 of 76 Addr (Hex) Type1 Name Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 BIt 2 Bit 1 Bit 0 Default (Hex) 0x030E RO HFTW Average or instantaneous FTW, Bits[47:0] (read only) LSB: Register 0x030E (An I/O update is required to refresh these registers.) N/A 0x030F RO N/A 0x0310 RO N/A 0x0311 RO N/A 0x0312 RO N/A 0x0313 RO N/A 0x0314 M Phase lock Phase lock detect threshold, Bits[31:0] 0xFF 0x0315 M 0x00 0x0316 M 0x00 0x0317 M 0x00 0x0318 M Phase unlock watchdog timer, Bits[2:0] Phase lock watchdog timer, Bits[4:0] 0xFF 0x0319 M Frequency lock Frequency lock detect threshold, Bits[31:0] 0x00 0x031A M 0x00 0x031B M 0x00 0x031C M 0x00 0x031D M Frequency unlock watchdog timer, Bits[2:0] Frequency lock watchdog timer, Bits[4:0] 0xFF 0x031E M Loss of reference REFA LOR divider, Bits[15:0] 0xFF 0x031F M 0xFF 0x0320 M REFB LOR divider, Bits[15:0] 0xFF 0x0321 M 0xFF 0x0322 M Reference out of limits REFA OOL divider, Bits[15:0] 0x00 0x0323 M 0x00 0x0324 M REFA OOL upper limit, Bits[31:0] 0xFF 0x0325 M 0xFF 0x0326 M 0xFF 0x0327 M 0xFF 0x0328 M REFA OOL lower limit, Bits[31:0] 0x00 0x0329 M 0x00 0x032A M 0x00 0x032B M 0x00 0x032C M REFB OOL divider, Bits[15:0] 0x00 0x032D M 0x00 0x032E M REFB OOL upper limit, Bits[31:0] 0xFF 0x032F M 0xFF 0x0330 M 0xFF 0x0331 M 0xFF 0x0332 M REFB OOL lower limit, Bits[31:0] 0x00 0x0333 M 0x00 0x0334 M 0x00 0x0335 M 0x00 |
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