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AD2S80ALD 데이터시트(PDF) 5 Page - Analog Devices |
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AD2S80ALD 데이터시트(HTML) 5 Page - Analog Devices |
5 / 16 page AD2S80A REV. A –5– RECOMMENDED OPERATING CONDITIONS Power Supply Voltage (+VS, –VS) . . . . . . . . . ± 12 V dc ± 10% Power Supply Voltage VL . . . . . . . . . . . . . . . . . +5 V dc ± 10% Analog Input Voltage (SIN and COS) . . . . . . . 2 V rms ± 10% Analog Input Voltage (REF) . . . . . . . . . . . . . . 1 V to 8 V peak Signal and Reference Harmonic Distortion . . . . . . . 10% (max) Phase Shift Between Signal and Reference . . . ±10 Degrees (max) Ambient Operating Temperature Range Commercial (JD, KD, LD) . . . . . . . . . . . . . . 0 °C to +70°C Industrial (AD, BD) . . . . . . . . . . . . . . . . . . . –40 °C to +85°C Extended (SD, SE, TD, TE, UD, UE) . . . –55 °C to +125°C ABSOLUTE MAXIMUM RATINGS l (with respect to GND) +VS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V dc –VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –14 V dc +VL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +VS Reference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –VS SIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –VS COS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –VS Any Logical Input .. . . . . . . . . . . . . . . . . . . –0.4 V dc to +VL dc Demodulator Input . . . . . . . . . . . . . . . . . . . . . . . +14 V to –VS Integrator Input . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –VS VCO Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +14 V to –VS Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 860 mW Operating Temperature Commercial (JD, KD, LD) . . . . . . . . . . . . . . 0 °C to +70°C Industrial (AD, BD) . . . . . . . . . . . . . . . . . . . –40 °C to +85°C Extended (SD, SE, TD, TE, UD, UE) . . . –55 °C to +125°C θ JC 3 (40-Pin DIP 883 Parts Only) . . . . . . . . . . . . . . . . 11 °C/W θ JC 3 (44-Pin LCC 883 Parts Only) . . . . . . . . . . . . . . . . 10 °C/W Storage Temperature (All Grades) . . . . . . . . . –65 °C to +150°C Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . . . +300 °C CAUTION: 1. Absolute Maximum Ratings are those values beyond which damage to the device may occur. 2. Correct polarity voltages must be maintained on the +VS and –VS pins. 3. With reference to Appendix C of MIL-M-38510. Bit Weight Table Binary Resolution Degrees Minutes Seconds Bits (N) (2 N) /Bit /Bit /Bit 0 1 360.0 21600.0 1296000.0 1 2 180.0 10800.0 648000.0 2 4 90.0 5400.0 324000.0 3 8 45.0 2700.0 162000.0 4 16 22.5 1350.0 81000.0 5 32 11.25 675.0 40500.0 6 64 5.625 337.5 20250.0 7 128 2.8125 168.75 10125.0 8 256 1.40625 84.375 5062.5 9 512 0.703125 42.1875 2531.25 10 1024 0.3515625 21.09375 1265.625 11 2048 0.1757813 10.546875 632.8125 12 4096 0.0878906 5.273438 316.40625 13 8192 0.0439453 2.636719 158.20313 14 116384 0.0219727 1.318359 79.10156 15 32768 0.0109836 0.659180 39.55078 16 65536 0.0054932 0.329590 19.77539 17 131072 0.0027466 0.164795 9.88770 18 262144 0.0013733 0.082397 4.94385 PIN CONFIGURATIONS PIN DESIGNATIONS MNEMONIC DESCRIPTION REFERENCE I/P REFERENCE SIGNAL INPUT DEMOD I/P DEMODULATOR INPUT AC ERROR O/P RATIO MULTIPLIER OUTPUT COS COSINE INPUT ANALOG GROUND POWER GROUND SIGNAL GROUND RESOLVER SIGNAL GROUND SIN SINE INPUT +VS POSITIVE POWER SUPPLY DB1–DB16 PARALLEL OUTPUT DATA VL LOGIC POWER SUPPLY ENABLE LOGIC Hl-OUTPUT DATA IN HIGH IMPEDANCE STATE, LOGIC LO PRESENTS DATA TO THE OUTPUT LATCHES BYTE SELECT LOGIC Hl-MOST SIGNIFICANT BYTE TO DB1–DB8 LOGIC LO-LEAST SlGNlFlCANT BYTE TO DB1–DB8 INHIBIT LOGIC LO INHIBITS DATA TRANSFER TO OUTPUT LATCHES DIGITAL GROUND DlGITAL GROUND SC1–SC2 SELECT CONVERTER RESOLUTION DATA LOAD LOGIC LO DB1–DB16 INPUTS LOGIC Hl DB1–D16 OUTPUTS BUSY CONVERTER BUSY, DATA NOT VALID WHILE BUSY Hl DIRECTION LOGIC STATE DEFINES DIRECTION OF INPUT SIGNAL ROTATION RIPPLE CLOCK POSITIVE PULSE WHEN CONVERTER OUTPUT CHANGES FROM 1S TO ALL 0S OR VICE VERSA –VS NEGATIVE POWER SUPPLY VCO I/P VCO INPUT INTEGRATOR I/P INTEGRATOR INPUT INTEGRATOR O/P INTEGRATOR OUTPUT DEMOD O/P DEMODULATOR OUTPUT DB3 RIPPLE CLK INHIBIT ENABLE DEMOD O/P INTEGRATOR O/P –VS SC1 DIRECTION INTEGRATOR I/P VCO I/P BUSY DATA LOAD SC2 DIGITAL GND BYTE SELECT VL DB16 LSB DB14 DB15 DB13 DB5 DB7 REFERENCE I/P DEMOD I/P ANALOG GND SIGNAL GND SIN AC ERROR O/P COS +VS MSB DB1 DB2 DB4 DB6 DB8 DB9 DB11 DB10 DB12 13 30 1 2 40 39 5 6 7 36 35 34 3 4 38 37 833 932 10 31 11 12 29 28 14 27 15 26 16 25 17 24 18 23 19 22 20 21 TOP VIEW (Not to Scale) AD2S80A NC = NO CONNECT SIN +VS DB2 NC MSB DB1 –VS RIPPLE CLOCK DATA LOAD DIRECTION BUSY SC2 NC DIGITAL GND SC1 NC INHIBIT DB4 DB3 DB6 DB5 DB8 DB7 31 2 444 43 42 41 40 5 6 7 10 8 9 11 13 12 14 15 17 16 18 19 24 23 20 22 21 28 27 26 25 33 34 35 36 37 38 39 29 30 31 32 TOP VIEW (Not to Scale) AD2S80A LCC (E) Package DIP (D) Package |
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