Datasheet AD4000, AD4004 (Analog Devices) - 4

AD4000/AD4004 Data Sheet Parameter Test Conditions/Comments Min Typ Max Unit
fIN = 1 kHz, −0.5 dBFS, VREF = 2.5 V SNR 85.5 87.5 dB SFDR 115 dB THD −113 dB SINAD 85.5 87 dB fIN = 100 kHz, −0.5 dBFS, VREF = 5 V SNR 90 dB THD −95 dB SINAD 89 dB fIN = 400 kHz, −0.5 dBFS, VREF = 5 V SNR 85 dB THD −91 dB SINAD 84 dB −3 dB Input Bandwidth 10 MHz Aperture Delay 1 ns Aperture Jitter 1 ps rms REFERENCE Voltage Range, VREF 2.4 5.1 V Current VREF = 5 V AD4000 2 MSPS 0.75 mA AD4004 1 MSPS 0.325 mA INPUT OVERVOLTAGE CLAMP IN+/IN− Current (IIN+/IIN−) VREF = 5 V 50 mA VREF = 2.5 V 50 mA VIN+/VIN− at Maximum IIN+/IIN− VREF = 5 V 5.4 V VREF = 2.5 V 3.1 V VIN+/VIN− Clamp On/Off Threshold VREF = 5 V 5.25 5.4 V VREF = 2.5 V 2.68 2.8 V Deactivation Time 360 ns REF Current at Maximum IIN+ VIN+ > VREF 100 µA DIGITAL INPUTS Logic Levels Input Low Voltage, VIL VIO > 2.7 V −0.3 +0.3 × VIO V VIO ≤ 2.7 V −0.3 +0.2 × VIO V Input High Voltage, VIH VIO > 2.7 V 0.7 × VIO VIO + 0.3 V VIO ≤ 2.7 V 0.8 × VIO VIO + 0.3 V Input Low Current, IIL −1 +1 µA Input High Current, IIH −1 +1 µA Input Pin Capacitance 6 pF DIGITAL OUTPUTS Data Format Serial 16 bits, straight binary Pipeline Delay Conversion results available immediately after completed conversion Output Low Voltage, VOL ISINK = 500 µA 0.4 V Output High Voltage, VOH ISOURCE = −500 µA VIO − 0.3 V POWER SUPPLIES VDD 1.71 1.8 1.89 V VIO 1.71 5.5 V Standby Current VDD and VIO = 1.8 V, T = 25°C 1.6 µA Rev. A | Page 4 of 34 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS TERMINOLOGY THEORY OF OPERATION CIRCUIT INFORMATION CONVERTER OPERATION TRANSFER FUNCTIONS APPLICATIONS INFORMATION TYPICAL APPLICATION DIAGRAMS ANALOG INPUTS Input Overvoltage Clamp Circuit Switched Capacitor Input RC Filter Values DRIVER AMPLIFIER CHOICE High Frequency Input Signals EASE OF DRIVE FEATURES Input Span Compression High-Z Mode Long Acquisition Phase VOLTAGE REFERENCE INPUT POWER SUPPLY DIGITAL INTERFACE REGISTER READ/WRITE FUNCTIONALITY STATUS WORD CSB MODE, 3-WIRE TURBO MODE CSB MODE, 3-WIRE WITHOUT BUSY INDICATOR CSB MODE, 3-WIRE WITH BUSY INDICATOR CSB MODE, 4-WIRE TURBO MODE CSB MODE, 4-WIRE WITHOUT BUSY INDICATOR CSB MODE, 4-WIRE WITH BUSY INDICATOR DAISY-CHAIN MODE LAYOUT GUIDELINES EVALUATING THE AD4000/AD4004 PERFORMANCE OUTLINE DIMENSIONS ORDERING GUIDE