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AD2S83AP Datasheet(PDF) 5 Page - Analog Devices |
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AD2S83AP Datasheet(HTML) 5 Page - Analog Devices |
5 / 19 page AD2S83 –5– REV. D PIN FUNCTION DESCRIPTIONS Pin Nos. Mnemonic Description 1 DEMOD O/P Demodulator Output 2 REFERENCE I/P Reference Signal Input 3 AC ERROR O/P Ratio Multiplier Output 4 COS Cosine Input 5 ANALOG GND Power Ground 6 SIGNAL GND Resolver Signal Ground 7 SIN Sine Input 8+VS Positive Power Supply 10–25 DB1–DB16 Parallel Output Data 26 +VL Logic Power Supply 27 ENABLE Logic HI—Output Data Pins in High Impedance State Logic LO—Presents Active Data to the Output Pins 28 BYTE SELECT Logic HI—Most Significant Byte to DB1–DB8 Logic LO—Least Significant Byte to DB1–DB8 30 INHIBIT Logic LO Inhibits Data Transfer to Output Latches 31 DIGITAL GND Digital Ground 32, 33 SC2–SC1 Select Converter Resolution 34 DATA LOAD Logic LO DB1–DB16 Inputs Logic HI DB1–DB16 Outputs 35 COMPLEMENT Active Logic LO 36 BUSY Converter Busy, Data not Valid While Busy HI 37 DIRECTION Logic State Defines Direction of Input Signal Rotation 38 RIPPLE CLOCK Positive Pulse When Converter Output Changes from 1s to All 0s or Vice Versa 39 –VS Negative Power Supply 40 VCO I/P VCO Input 41 VCO O/P VCO Output 42 INTEGRATOR O/P Integrator Output 43 INTEGRATOR I/P Integrator Input 44 DEMOD I/P Demodulator Input ABSOLUTE MAXIMUM RATINGS 1 (with respect to GND) +VS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +13 V dc –VS 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –13 V dc +VL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +VS Reference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +13 V to –VS SIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +13 V to –VS COS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +13 V to –VS Any Logical Input . . . . . . . . . . . . . . . . . . –0.4 V dc to +VL dc Demodulator Input . . . . . . . . . . . . . . . . . . . . . . . +13 V to –VS Integrator Input . . . . . . . . . . . . . . . . . . . . . . . . . . +13 V to –VS VCO Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +13 V to –VS Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . 800 mW Operating Temperature Industrial (AP, IP) . . . . . . . . . . . . . . . . . . . –40 °C to +85°C Storage Temperature . . . . . . . . . . . . . . . . . . –65 °C to +150°C Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . . +300 °C CAUTION 1Absolute Maximum Ratings are those values beyond which damage to the device may occur. 2Correct polarity voltages must be maintained on the +V S and –VS pins. RECOMMENDED OPERATING CONDITIONS Power Supply Voltage (+VS, –VS) . . . . . . . . . . ±12 V dc ± 5% 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 Industrial (AP, IP) . . . . . . . . . . . . . . . . . . . . –40 °C to +85°C PIN CONFIGURATION 9 10 11 12 13 7 8 16 17 14 15 21 44 3 4 5 642 41 40 43 35 36 37 38 39 33 34 31 32 29 30 –VS RIPPLE CLOCK DIRECTION BUSY COMP DATA LOAD SC1 SIN I/P +VS NC (MSB) DB1 DB2 DB3 DB4 NC = NO CONNECT DB5 DB6 DB7 DB8 SC2 DIGITAL GND INHIBIT NC 18 19 20 21 22 23 24 25 26 27 28 PIN 1 IDENTIFIER TOP VIEW (Not to Scale) AD2S83 ESD SENSITIVITY The AD2S83 features an input protection circuit consisting of large “distributed” diodes and polysilicon series resistors to dissipate both high energy discharge (Human Body Model) and fast, low energy pulses (Charges Device Model). Proper ESD protection are strongly recommended to avoid functional damage or performance degradation. For further information on ESD precautions, refer to Analog Devices ESD Prevention Manual. WARNING! ESD SENSITIVE DEVICE |
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