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ADMV1014ACCZ-R7 数据表(PDF) 40 Page - Analog Devices |
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ADMV1014ACCZ-R7 数据表(HTML) 40 Page - Analog Devices |
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40 / 42 page ![]() ADMV1014 Data Sheet Rev. A | Page 40 of 42 Address: 0x08, Reset: 0x0000, Name: IF_AMP IF Amp I, 10 Fine Steps from 0x0 to 0xA (Total attenuation ~1dB). Refer to Figure 80 to Figure 82. Digital IF Am p 1dB Step Gain_I 1111: Refer to Figure 77 to Figure 79. 111: Refer to Figure 77 to Figure 79. 11: Refer to Figure 77 to Figure 79. 1: Refer to Figure 77 to Figure 79. 0: Refer to Figure 77 to Figure 79. IF Amp Q, 10 Fine Steps from 0x0 to 0xA (Total attenuation ~1dB). Refer to Figure 80 to Figure 82. 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 [15:12] RESERVED [3:0] IF_AMP_FINE_GAIN_I (R/W) [11:8] IF_AMP_COARSE_GAIN_I (R/W) [7:4] IF_AMP_FINE_GAIN_Q (R/W) Table 16. Bit Descriptions for IF_AMP Bits Bit Name Settings Description Reset Access [15:12] RESERVED Reserved. 0x0 R [11:8] IF_AMP_COARSE_GAIN_I Digital IF Amp Step Gain I. 0x0 R/W 0 Refer to Figure 77 to Figure 79. 1 Refer to Figure 77 to Figure 79. 11 Refer to Figure 77 to Figure 79. 111 Refer to Figure 77 to Figure 79. 1111 Refer to Figure 77 to Figure 79. [7:4] IF_AMP_FINE_GAIN_Q IF Amp Q, 10 Fine Steps from 0x0 to 0xA. Refer to Figure 80 to Figure 82. 0x0 R/W [3:0] IF_AMP_FINE_GAIN_I IF Amp I, 10 Fine Steps from 0x0 to 0xA. Refer to Figure 80 to Figure 82. 0x0 R/W Address: 0x9, Reset: 0x0000, Name: IF_AMP__BB_AMP Digital IF Am p 1dB Step Gain_Q 1111: Refer to Figure 77 to Figure 79. 111: Refer to Figure 77 to Figure 79. 11: Refer to Figure 77 to Figure 79. 1: Refer to Figure 77 to Figure 79. 0: Refer to Figure 77 to Figure 79. BB Am p I. Bit 4: Us e as Sign Bit, b’1 is for pos itive values and b’0 is for negative values ; Bits [3:0] Minim um Offset, 0xF: Maxim um Offs et. BB Am p Q. Bit 9: Us e as Sign Bit, b’1is for pos itive values and b’0 is for negative values ; Bit [8:5] Minim um Offset, 0xF: Maxim um Offs et. 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 [15:12] IF_AMP_COARSE_GAIN_Q (R/W) [4:0] BB_AMP_OFFSET_I (R/W) [11:10] RESERVED [9:5] BB_AMP_OFFSET_Q (R/W) Table 17. Bit Descriptions for IF_AMP__BB_AMP Bits Bit Name Settings Description Reset Access [15:12] IF_AMP_COARSE_GAIN_Q Digital IF Amp 1 dB Step Gain Q 0x0 R/W 0 Refer to Figure 77 to Figure 79 1 Refer to Figure 77 to Figure 79 11 Refer to Figure 77 to Figure 79 111 Refer to Figure 77 to Figure 79 1111 Refer to Figure 77 to Figure 79 [11:10] RESERVED Reserved. 0x0 R [9:5] BB_AMP_OFFSET_Q BB Amp Q (Bit 9: Use as Sign Bit, 1 is for positive values and 0 is for negative values; Bits[8:5]: Minimum Offset, 0xF: Maximum Offset) 0x0 R/W [4:0] BB_AMP_OFFSET_I BB Amp I (Bit 4: Use as Sign Bit, 1 is for positive values and 0 is for negative values; Bits[3:0]: Minimum Offset, 0xF: Maximum Offset) 0x0 R/W |
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