Datasheet AD8145 (Analog Devices) - 6

Data Sheet AD8145
TA = 25°C, VS = ±2.5 V, REF_x = 0 V, RL = 1 kΩ, CL = 2 pF, G = 1, TMIN to TMAX = −40°C to +105°C, unless otherwise noted.
Table 2. Parameter Conditions Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Bandwidth VOUT = 0.2 V p-p 450 MHz VOUT = 2 V p-p 425 MHz VOUT = 0.2 V p-p, G = 2, RL = 150 Ω 180 MHz VOUT = 2 V p-p, G = 2, RL = 150 Ω 180 MHz Bandwidth for 0.1 dB Flatness VOUT = 2 V p-p 53 MHz VOUT = 2 V p-p, G = 2, RL = 150 Ω 100 MHz Slew Rate VOUT = 2 V p-p 2000 V/µs VOUT = 2 V p-p, G = 2, RL = 150 Ω 2000 V/µs Settling Time VOUT = 2 V p-p, 0.1% 16 ns Output Overdrive Recovery 10 ns NOISE/DISTORTION Second Harmonic VOUT = 1 V p-p, 1 MHz −71 dBc Third Harmonic VOUT = 1 V p-p, 1 MHz −76 dBc Crosstalk VOUT = 1 V p-p, 10 MHz −62 dB Input Voltage Noise (RTI) f ≥ 10 kHz 13 nV/√Hz INPUT CHARACTERISTICS Common-Mode Rejection DC, VCM = −1 V to +1 V 78 86 dB AD8145W only, TMIN to TMAX 75 dB VCM = 1 V p-p, f = 10 MHz 72 dB VCM = 1 V p-p, f = 100 MHz 43 dB Common-Mode Voltage Range V+IN − V−IN = 0 V ±1.25 V Differential Operating Range ±1.6 V Resistance Differential 1 MΩ Common mode 1.3 MΩ Capacitance Differential 1 pF Common mode 2 pF DC PERFORMANCE Closed-Loop Gain DC, G = 2 1.960 1.985 2.016 V/V AD8145W only, TMIN to TMAX 1.930 2.030 V/V Output Offset Voltage G = 2 −13.5 −4.5 +2 mV AD8145W only, TMIN to TMAX −18 +8 mV Output Offset Voltage Drift TMIN to TMAX −18 µV/°C Input Bias Current (+IN, −IN) −6 −3.5 −0.9 µA AD8145W only, TMIN to TMAX −7 −0.5 µA Input Bias Current Drift TMIN to TMAX (+IN, −IN) 25 nA/°C Input Offset Current −400 −60 +300 nA AD8145W only, TMIN to TMAX −650 +650 nA OUTPUT PERFORMANCE Voltage Swing RL = 150 Ω −1.35 +1.3 V AD8145W only, TMIN to TMAX −1.20 +1.15 V Output Current 25 mA Short-Circuit Current Short to GND, source/sink +100/−100 mA POWER-DOWN PERFORMANCE Power-Down VIH VS+ − 1.5 V Power-Down VIL VS+ − 2.5 V Power-Down IIH 0.25 µA Power-Down IIL 50 µA Power-Down Assert Time 1 µs Rev. B | Page 5 of 21 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE MAXIMUM POWER DISSIPATION ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTION TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION OVERVIEW BASIC CLOSED-LOOP GAIN CONFIGURATIONS TERMINATING THE INPUT INPUT CLAMPING PCB LAYOUT CONSIDERATIONS Minimizing Parasitic Feedback Reactances Maximizing Heat Removal DRIVING A CAPACITIVE LOAD POWER-DOWN COMPARATORS SYNC PULSE EXTRACTION USING COMPARATORS OUTLINE DIMENSIONS ORDERING GUIDE AUTOMOTIVE PRODUCTS