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전자부품 데이터시트 검색엔진 |
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전자부품 데이터시트 검색엔진 |
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AD9671EBZ 데이터시트(PDF) 53 Page - Analog Devices |
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AD9671EBZ 데이터시트(HTML) 53 Page - Analog Devices |
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53 / 61 page  AD9675 Data Sheet Rev. A | Page 52 of 60 Addr. (Hex) Register Name Bit 7 (MSB) Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 (LSB) Default Value Comments 0x109 VGA_TEST X X X VGA/ AAF test enable 0 = off (default) 1 = on X VGA/AAF output test mode 000 = Channel A (default) 001 = Channel B 010 = Channel C 011 = Channel D 100 = Channel E 101 = Channel F 110 = Channel G 111 = Channel H 0x00 VGA/AAF test mode enables AAF output to GPO2/ GPO3 pins (global) 0x10C PROFILE_ INDEX X X Manual TX_TRIG signal 0 = off, use pin (default) 1 = on, auto- generate TX_TRIG (self-clears) Profile index[4:0] 0x00 Index for profile memory selects active profile (global) 0x10D RESERVED_ 10D 1 1 1 1 1 1 1 1 0xFF Reserved 0x10E RESERVED_ 10E 1 1 1 1 1 1 1 1 0xFF Reserved 0x10F DIG_ OFFSET_ CAL 0 0 0 0 Digital offset calibration status 0 = not complete (default) 1 = complete Digital offset calibration 000 = disable correction, reset correction value (default) 001 = average 210 samples 010 = average 211 samples … 111 = average 216 samples 0x00 Control digital offset calibration enable and number of samples used (global) 0x110 DIG_ OFFSET_ CORR1 D7 D6 D5 D4 D3 D2 D1 D0 0x00 Offset correction LSB (local) 0x111 DIG_ OFFSET_ CORR2 D15 D14 D13 D12 D11 D10 D9 D8 0x00 Offset correction MSB (local) Digital offset calibration (read back if autocalibration enabled with Register 0x10F. Otherwise, force correction value.) Offset correction = [D15:D0] × full scale/216 0111 1111 1111 1111 (215 − 1) = +1/2 full scale − 1/216 full scale 0111 1111 1111 1110 (215 – 2) = +1/2 full scale − 2/216 full scale … 0000 0000 0000 0001 (+1) = +1/216 full scale 0000 0000 0000 0000 = no correction (default) 1111 1111 1111 1111 (−1) = −1/216 full scale … 1000 0000 0000 0000 (−215) = −1/2 full scale 0x112 POWER_ MASK_ CONFIG X X X Power-up setup time (POWER_SETUP) 0 0000 = 0 0 0001 = 1 × 40/fSAMPLE 0 0010 = 2 × 40/fSAMPLE (default) 0 0011 = 3 × 40/fSAMPLE … 1 1111 = 31 × 40/fSAMPLE 0x02 POWER_ SETUP time is used to set the power-up time (global) 0x113 DIG_ CONFIG X X Digital high-pass filter 0 = enable (default) 1 = bypass X Decimator and filter enable 00 = RF 2× decimator bypassed (default) 01 = RF 2× decimator enabled and low bandwidth filter 1X = RF 2× decimator enabled and high bandwidth filter X X 0x00 Enable stages of the digital processing (global) |
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