Datasheet ADA4830-1, ADA4830-2 (Analog Devices) - 4

HerstellerAnalog Devices
BeschreibungHigh Speed Difference Amplifier with Input Short-to-Battery Protection
Seiten / Seite22 / 4 — ADA4830-1/ADA4830-2. Data Sheet. Parameter. Test Conditions/Comments. …
RevisionC
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DokumentenspracheEnglisch

ADA4830-1/ADA4830-2. Data Sheet. Parameter. Test Conditions/Comments. Min. Typ. Max. Unit. 3.3 V OPERATION. Table 2. Parameter

ADA4830-1/ADA4830-2 Data Sheet Parameter Test Conditions/Comments Min Typ Max Unit 3.3 V OPERATION Table 2 Parameter

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ADA4830-1/ADA4830-2 Data Sheet Parameter Test Conditions/Comments Min Typ Max Unit
OUTPUT CHARACTERISTICS Output Voltage Swing RL = 150 Ω to ground 0.01 to 4.75 V Linear Output Current <1% THD at 100 kHz 125 mA Short-Circuit Current Sourcing/sinking 248/294 mA Capacitive Load Drive Peaking ≤ 3 dB 47 pF POWER SUPPLY Operating Range Operation outside of this range results in 2.9 5.5 V performance degradation Quiescent Current per Amplifier Enabled (ENA = 5 V), no load 6.8 10 mA ADA4830-1W/ADA4830-2W only TMIN to TMAX 10.4 mA Disabled (ENA = 0 V), no load 90 µA VIN = 18 V (short-to-battery), no load 5.3 mA Power Supply Rejection Ratio (PSRR) +VS = 4.5 V to 5.5 V, VREF is forced to 2.5 V 53 dB OPERATING TEMPERATURE RANGE −40 +125 °C
3.3 V OPERATION
TA = 25°C, +VS = 3.3 V, RL = 1 kΩ, VREF = 1.65 V (floating), VINCM = +VS/2, RSTB = 5 kΩ to +Vs, unless otherwise specified.
Table 2. Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE −3 dB Large Signal Bandwidth VOUT = 0.5 V p-p, RL = 150 Ω 63 73 MHz ADA4830-1W/ADA4830-2W only TMIN to TMAX 58 MHz VOUT = 0.1 V p-p, RL = 1 kΩ 89 MHz VOUT = 0.1 V p-p, RL = 150 Ω 64 78 MHz ADA4830-1W/ADA4830-2W only TMIN to TMAX 59 MHz Bandwidth for 0.1 dB Flatness VOUT = 0.5 V p-p, RL = 150 Ω 20 MHz Slew Rate (tR/tF) VOUT = 1 V step 147/155 165/180 V/µs ADA4830-1W/ADA4830-2W only TMIN to TMAX 136/145 V/µs Settling Time to 0.1% VOUT = 1 V step 25 ns NOISE/DISTORTION PERFORMANCE Output Voltage Noise f = 1 MHz 28 nV/√Hz Differential Gain Error (NTSC) RL = 150 Ω, VIN = 1 V p-p 0.1 % Differential Phase Error (NTSC) RL = 150 Ω, VIN = 1 V p-p 0.1 Degrees Signal-to-Noise Ratio f = 100 kHz to 15 MHz, VOUT = 0.5 V p-p 73 dB DC PERFORMANCE Nominal Gain VIN to VOUT 0.49 0.50 0.51 V/V ADA4830-1W/ADA4830-2W only TMIN to TMAX 0.49 0.51 V/V Output Bias Voltage 1.60 1.65 1.70 V ADA4830-1W/ADA4830-2W only TMIN to TMAX 1.59 1.71 V INPUT CHARACTERISTICS Input Resistance (Differential Mode) 6.7 kΩ Input Resistance (Common Mode) 2 kΩ Input Common-Mode Voltage Range VREF voltage adjusted to optimized range −8 +6 V ADA4830-1W/ADA4830-2W only TMIN to TMAX −8 +6 V Common-Mode Rejection (CMR) VIN = ±3.3 V 41 54 dB ADA4830-1W/ADA4830-2W only TMIN to TMAX 40 dB SHORT-TO-BATTERY CHARACTERISTICS Input Current VIN = 18 V (short-to-battery) 4.4 mA Protected Input Voltage Range −9 +20 V ADA4830-1W/ADA4830-2W only TMIN to TMAX −9 +20 V Short-to-Battery Output Flag Trigger Minimum VIN needed to signal an input fault 7.4 7.8 8.2 V Level condition ADA4830-1W/ADA4830-2W only TMIN to TMAX 7.4 8.2 V Rev. C | Page 4 of 22 Document Outline Features Applications General Description Functional Block Diagram Table of Contents Revision History Specifications 5 V Operation 3.3 V Operation Absolute Maximum Ratings Thermal Resistance Maximum Power Dissipation ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Core Amplifier Overvoltage (Short-to-Battery) Protection Short-to-Battery Output Flag ESD Protection Power Supply Pins (ADA4830-2) Applications Information Methods of Transmission Pseudo Differential Mode (Unbalanced Source Termination) Pseudo Differential Mode (Balanced Source Impedance) Fully Differential Mode Voltage Reference (VREF Pin) Input Common-Mode Range Short-to-Battery Output Flag Pin Enable/Disable Modes (ENA Pin) PCB Layout Exposed Paddle (EPAD) Connection Using the ADA4830-2 as a Low Cost Video Switch Driving Capacitive Loads Typical Applications Circuits Fully DC-Coupled Transmission Line Packaging and Ordering Information Outline Dimensions Ordering Guide Automotive Products