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AD9002TE/883B Datasheet(PDF) 5 Page - Analog Devices |
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AD9002TE/883B Datasheet(HTML) 5 Page - Analog Devices |
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5 / 8 page  AD9002 –5– REV. D Die Dimensions . . . . . . . . . . . . . . . . . 106 × 114 × 15 (±2) mils Pad Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 × 4 mils Metalization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Gold Backing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . None Substrate Potential . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –VS Passivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Nitride Die Attach . . . . . . . . . . . . . . . . . . . . . Gold Eutectic (Ceramic) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Epoxy (Plastic) Bond Wire . . . . . . . . . . . . . 1-1.3 mil Gold; Gold Ball Bonding APERTURE DELAY ANALOG INPUT ENCODE OUTPUT DATA N N + 1 N + 2 tPD N – 1 N + 1 N Figure 1. Timing Diagram AD9002 ENCODE ENCODE –5.2V DIGITAL OUTPUT +VREF R R/2 R/2 R –VREF –5.2V –5.2V –5.2V –5.2V COMPARATOR CELLS REFMID ANALOG INPUT AD9002 AD9002 Figure 2. Input/Output Circuits OVERFLOW INH AD1 AD2 AD3 1k 1k 100 0.1 F HYSTERESIS ANALOG IN ENCODE ENCODE –VREF +VREF GROUND D1 D2 D3 D4 D5 D6 D7 D8 OVERFLOW –5.2V 1k 1k 1k 1k 1k 1k 1k 1k AD9002 –2V 0.1 F STATIC BURN IN DYNAMIC BURN IN AD1 = 0V AD2 = ECL HIGH AD3 = ECL LOW AD1 AD2 AD3 0V –2V ECL HIGH ECL LOW ECL HIGH ECL LOW ALL RESISTORS 5%, ALL CAPACITORS 20%, F ALL SUPPLIES 5% –VS 1k Figure 3. Burn-in Diagram OVERFLOW ANALOG INPUT ANALOG GROUND ENCODE ENCODE ANALOG GROUND ANALOG INPUT –VREF REFMID DIGITAL GROUND DIGITAL –VS D1 (LSB) D2 D3 D4 D5 DIGITAL GROUND ANALOG –VS DIGITAL GROUND D6 D7 D8 (MSB) DIGITAL –VS DIGITAL GROUND OVERFLOW INHIBIT HYSTERESIS +VREF Figure 4. Die Layout and Mechanical Information |
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