Datasheet AD9218 (Analog Devices) - 4

ManufacturerAnalog Devices
Description10-Bit, 40/65/80/105 MSPS 3 V Dual A/D Converter
Pages / Page29 / 4 — AD9218. SPECIFICATIONS DC SPECIFICATIONS. Table 1. AD9218BST-40/-65. …
RevisionC
File Format / SizePDF / 887 Kb
Document LanguageEnglish

AD9218. SPECIFICATIONS DC SPECIFICATIONS. Table 1. AD9218BST-40/-65. AD9218BST-80/-105. Test. Parameter. Temp. Level Min. Typ. Max. Min. Unit

AD9218 SPECIFICATIONS DC SPECIFICATIONS Table 1 AD9218BST-40/-65 AD9218BST-80/-105 Test Parameter Temp Level Min Typ Max Min Unit

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AD9218 SPECIFICATIONS DC SPECIFICATIONS
VDD = 3.0 V, VD = 3.0 V; external reference, unless otherwise noted.
Table 1. AD9218BST-40/-65 AD9218BST-80/-105 Test Parameter Temp Level Min Typ Max Min Typ Max Unit
RESOLUTION 10 10 Bits ACCURACY No Missing Codes1 Full VI Guaranteed, not tested Guaranteed, not tested Offset Error2 25°C I –18 2 18 –18 2 18 LSB Gain Error2 25°C I –2 3 8 –2 3.5 8 % FS Differential Nonlinearity 25°C I –1 ±0.3/±0.6 1/1.3 –1 ±0.5/±0.8 1.2/1.7 LSB (DNL) Full VI ±0.8 ±0.6/±0.9 LSB Integral Nonlinearity 25°C I –1/–1.6 ±0.3/±1 1/1.6 –1.35/–2.7 ±0.75/±2 +1.35/2.7 LSB (INL) Full VI ±1 ±1/±2.3 LSB TEMPERATURE DRIFT Offset Error Full V 10 4 ppm/°C Gain Error2 Full V 80 100 ppm/°C Reference Full V 40 40 ppm/°C REFERENCE Internal Reference Voltage 25°C I 1.18 1.24 1.28 1.18 1.24 1.28 V (REFOUT) Input Resistance (REFINA, Full VI 9 11 13 9 11 13 kΩ REFINB) ANALOG INPUTS Differential Input Voltage Full V 1 or 2 1 V Range (AIN, AIN)3 Common-Mode Voltage3 Full V VD/3 VD/3 V Input Resistance Full VI 8 10 14 8 10 14 kΩ Input Capacitance 25°C V 3 3 pF POWER SUPPLY VD Full IV 2.7 3 3.6 2.7 3 3.6 V VDD Full IV 2.7 3 3.6 2.7 3 3.6 V Supply Currents IVD (VD = 3.0 V)4 Full VI 108/117 113/130 172/183 175/188 mA IVDD (VDD = 3.0 V)4 25°C V 7/11 13/17 mA Power Dissipation DC5 Full VI 325/350 340/390 515/550 525/565 mW IVD Power-Down Current6 Full VI 20 22 mA Power Supply Rejection 25°C I ±1 ±1 mV/V Ratio 1 No missing codes across industrial temperature range guaranteed for 40 MSPS, 65 MSPS, and 80 MSPS grades. No missing codes at room temperature guaranteed for 105 MSPS grade. 2 Gain error and gain temperature coefficients are based on the ADC only (with a fixed 1.25 V external reference) 65 grade in 2 V p-p range, 40, 80, 105 grades in 1 V p-p range. 3 (AIN –AIN) = ±0.5 V in 1 V range (full scale), (AIN – AIN) = ±1 V in 2 V range (full scale). The analog inputs self-bias to VD/3. This common-mode voltage can be overdriven externally by a low impedance source by ±300 mV (differential drive, gain = 1) or ±150 mV (differential drive, gain = 2). 4 AC power dissipation measured with rated encode and a 10.3 MHz analog input @ 0.5 dBFS, CLOAD = 5 pF. 5 DC power dissipation measured with rated encode and a dc analog input (outputs static, IVDD = 0). 6 In power-down state, IVDD = ±10 μA typical (all grades). Rev. C | Page 3 of 28 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION PRODUCT HIGHLIGHTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS DC SPECIFICATIONS DIGITAL SPECIFICATIONS AC SPECIFICATIONS SWITCHING SPECIFICATIONS TIMING DIAGRAMS ABSOLUTE MAXIMUM RATINGS EXPLANATION OF TEST LEVELS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TERMINOLOGY EQUIVALENT CIRCUITS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION USING THE AD9218 ENCODE INPUT DIGITAL OUTPUTS ANALOG INPUT VOLTAGE REFERENCE TIMING USER SELECT OPTIONS APPLICATION INFORMATION AD9218/AD9288 CUSTOMER PCB BOM EVALUATION BOARD POWER CONNECTOR ANALOG INPUTS VOLTAGE REFERENCE CLOCKING DATA OUTPUTS DATA FORMAT/GAIN TIMING TROUBLESHOOTING OUTLINE DIMENSIONS ORDERING GUIDE
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