Datasheet AD7626 (Analog Devices) - 5

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AD7626 Data Sheet Parameter Test Conditions/Comments Min Typ Max Unit
INTERNAL REFERENCE Output Voltage REFIN at 25°C 1.14 1.18 1.22 V Temperature Drift −40°C to +85°C ±15 ppm/°C REFERENCE BUFFER REFIN Input Voltage Range 1.18 1.2 1.22 V REF Output Voltage Range REF at 25°C, EN0 = EN1 = 1 4.076 4.096 4.116 V Line Regulation VDD1 ± 5%, VDD2 ± 5% 5 mV EXTERNAL REFERENCE Voltage Range REF 4.096 V Current Drain 10 MSPS 570 µA VCM PIN VCM Output REF/2 VCM Error −0.015 +0.015 V Output Impedance 5 kΩ LVDS I/O (ANSI-644) Data Format Serial LVDS twos complement Differential Output Voltage, VOD RL = 100 Ω 245 290 454 mV Common-Mode Output Voltage, VOCM RL = 100 Ω 9802 1130 1375 mV Differential Input Voltage, VID 100 650 mV Common-Mode Input Voltage, VICM 800 1575 mV POWER SUPPLIES Specified Performance VDD1 4.75 5 5.25 V VDD2 2.37 2.5 2.63 V VIO 2.37 2.5 2.63 V Operating Currents Static—Not Converting VDD1 3.5 4.5 mA VDD2 16.7 21.2 mA VIO 11.6 13.5 mA With Internal Reference 10 MSPS throughput VDD1 10.4 11.2 mA VDD2 23.5 27.8 mA VIO Echoed clock mode 15.8 17.8 mA With External Reference 10 MSPS throughput VDD1 7.5 8.8 mA VDD2 23 28 mA VIO Echoed clock mode 16.4 18.5 mA Power-Down EN0 = 0, EN1 = 0 VDD1 0.6 4 µA VDD2 0.8 10 µA VIO 1 5 µA Power Dissipation3 Static—Not Converting 88 107 mW With Internal Reference 10 MSPS throughput 150 170 mW With External Reference 10 MSPS throughput 136 160 mW Power-Down 8 58 µW Energy per Conversion 10 MSPS throughput 13.6 nJ/sample Rev. D | Page 4 of 29 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER INFORMATION TRANSFER FUNCTIONS ANALOG INPUTS TYPICAL CONNECTION DIAGRAM DRIVING THE AD7626 Differential Analog Input Source Single-Ended to Differential Driver Single-Ended or Fully Differential High Frequency Driver VOLTAGE REFERENCE OPTIONS Wake-Up Time from EN1 = 0, EN0 = 0 POWER SUPPLY Power-Up DIGITAL INTERFACE Conversion Control Echoed Clock Interface Mode Self Clocked Mode APPLICATIONS INFORMATION LAYOUT, DECOUPLING, AND GROUNDING Exposed Paddle VDD1 Supply Routing and Decoupling VIO Supply Decoupling Layout and Decoupling of Pin 25 to Pin 32 OUTLINE DIMENSIONS ORDERING GUIDE