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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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AD6623BC/PCB Datasheet(PDF) 32 Page - Analog Devices |
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AD6623BC/PCB Datasheet(HTML) 32 Page - Analog Devices |
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32 / 40 page  REV. 0 AD6623 –32– Channel Function Registers (continued) Internal Address Bit AD6622 Compatible Description AD6623 Extensions Description 15–0 Ch. A NCO Frequency Update Hold–Off Counter 3 No Change 0x104 15–0 Ch. A NCO Phase Offset 2 No Change 2 0x105 17–16 Reserved Ch. A Phase Sync Select 3 00: Sync0 (See 0x001 Beam) 01: Sync1 10: Sync2 11: Sync3 15–0 Ch. A NCO Phase Offset Update Hold–off Counter 3 No Change 0x106 7–5 Reserved No Change 4–0 Ch. A CIC Scale, SCIC No Change 0x107 8–0 Reserved Ch. A CIC2 Decimation, M2 –1 0x108 11–8 Reserved Ch. A CCI2 Interpolation, L2 –1, extended 7–0 Ch. A C1C2 Interpolation, L2 –1 No Change 0x109 7–0 Ch. A C1C5 Interpolation, L5 –1 No Change 0x10A 15–8 Reserved Ch. A RCF TapsB, NRCF – 1 (8 bits) 3 7 Reserved Ch. A RCF TapsA, NRCF – 1 (new MSB) 2 6–0 Ch. A RCF TapsA, NRCF – 1 (7 bits) 1 No Change 2 0x10B 7 Reserved Ch. A RCF Coef Offset, ORCF (new MSB) 2 6–0 Ch. A RCF Coefficient Offset, ORCF (7 bits) 1 No Change 2 0x10C 15–10 Unused Reserved 9 Unused Ch. A Compact FIR Input Word Length 0: 16 bits—8 I followed by 8 Q 1: 24 bits—12 I followed by 12 Q 8 Unused Ch. A RCF PRBS Enable 7 Ch. A PRBS Length 3 Ch. A RCF PRBS Length 3 0: 15 0: 15 1: 8,388,607 1: 8,388,607 6 Ch. A RCF PRBS Enable Ch. A RCF Mode Select (1 of 3) 2 5 Ch. A RCF Mode Select (1 of 2) 3 Ch. A RCF Mode Select (2 of 3) 2 4 Ch. A RCF Mode Select (2 of 2) 3 Ch. A RCF Mode Select (3 of 3) 2 00: FIR 000: FIR 01: FIR 001: /4–DQPSK 10: QPSK 010: GMSK 11: MSK 011: MSK 100: FIR, Compact Input Resolution 101: 8–PSK 110: 3 π/8–8PSK 111: QPSK 3–0 Ch. A RCF (Taps per Phase 3) –1 No Change 2 0x10D 7–6 Ch. A RCF Coarse Scale (a) No Change 2 00: 0 dB 01: –6 dB 10: –12 dB 11: –18 dB 5 Ch. A RCF Phase EQ Enable No Change 4–0 Ch. A Serial Clock Divisor (2, 4, …64) Ch. A Serial Clock Divisor (1, 2,…32) 0x10E 15 Ch. A Fine Scale Factor Enable Ch. A Unsigned Scale Factor 2 This is extended to allow values in the range (0–2). 14–2 Ch. A RCF Unsigned Scale Factor 2 No Change 2 1–0 Reserved Reserved 0x10F 17–16 Unused Ch. A Time Slot Sync Select 00: Sync0 (See 0x001 Time Slot) 01: Sync1 10: Sync2 11: Sync3 15–0 Ch. A RCF Scale Hold–Off Counter 1 The counter is unchanged, but instead of just scale update, when the counter hits one, the following sequence is initiated: 1. Ramp Down (if Ramp is enabled) |
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