Contact Plating
Lead, Tin
Mounting Type
Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include:
* Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side.
* Surface-mount: Component is placed on the surface of the PCB and soldered in place.
* Press-fit: Component is pressed into place on the PCB without soldering.
* Socket: Component is inserted into a socket on the PCB, allowing for easy replacement.
The mounting type is determined by factors such as the component's size, shape, and power requirements.
Surface Mount
Package / Case
Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.
28-TSSOP (0.173, 4.40mm Width)
Number of Pins
Number of Pins: Indicates the number of electrical connections available on the component. These pins are used to connect the component to other components or circuits on a printed circuit board (PCB). The number of pins determines the functionality and connectivity options of the component. It is important to ensure that the component has the correct number of pins for the intended application.
28
Packaging
Tape & Reel (TR)
Series
Series, in the context of electronic components, refers to the arrangement of components in a circuit. When components are connected in series, they form a single path for current to flow through. The total resistance of a series circuit is the sum of the individual resistances of each component. Series connections are often used to control the flow of current in a circuit, as the total resistance can be adjusted by changing the number or type of components in the series.
X-AMP®
Part Status
Part Status is an electronic component parameter that indicates the availability and production status of a component. It is typically used to inform customers about the availability of a component, whether it is in production, end-of-life, or obsolete. Part Status can also provide information about any restrictions or limitations on the component's use, such as whether it is only available for certain applications or if it has been discontinued.
Obsolete
Moisture Sensitivity Level (MSL)
Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.
1 (Unlimited)
Number of Terminations
28
Resistance
Resistance is a measure of the opposition to the flow of electric current in a conductor. It is measured in ohms (Ω). The higher the resistance, the more difficult it is for current to flow. Resistance is caused by the collisions of electrons with atoms and molecules in the conductor. The more collisions that occur, the higher the resistance.
6kOhm
Terminal Finish
Tin/Lead (Sn85Pb15)
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Applications
Signal Processing
Peak Reflow Temperature (Cel)
240
Reflow Temperature-Max (s)
30
Operating Supply Voltage
5V
Temperature Grade
INDUSTRIAL
Number of Channels
Number of Channels refers to the number of independent signal paths within an electronic component. It indicates how many separate signals can be processed or transmitted simultaneously. For example, an audio amplifier with two channels can amplify two separate audio signals, while a multi-channel data converter can convert multiple analog signals into digital data. The number of channels is a crucial parameter for determining the component's functionality and application.
2
Operating Supply Current
Operating Supply Current is the amount of current drawn by an electronic component when it is operating under normal conditions. It is typically measured in milliamps (mA) or microamps (µA). The operating supply current is important because it can affect the power consumption of the component and the overall system. A higher operating supply current will result in higher power consumption, which can lead to overheating and reduced battery life.
58mA
Power Dissipation
Power Dissipation is the maximum amount of power that an electronic component can safely dissipate without being damaged. It is typically measured in watts (W) and is determined by the component's physical size, material properties, and design. Exceeding the power dissipation rating can lead to overheating, reduced performance, and even component failure.
960mW
Slew Rate
Slew rate is a measure of how quickly an electronic component's output voltage can change in response to a change in its input voltage. It is typically expressed in volts per microsecond (V/µs). A higher slew rate indicates that the component can respond more quickly to changes in its input voltage, which can be important in applications where fast signal processing is required.
650 V/μs
Input Offset Voltage (Vos)
Input Offset Voltage (Vos) is a parameter that specifies the voltage difference between the non-inverting and inverting inputs of an operational amplifier (op-amp) when the output voltage is zero. It represents the amount of voltage that must be applied to the inputs to bring the output to zero. Vos is caused by mismatches in the internal transistors of the op-amp and can vary with temperature and other factors. A low Vos is desirable for precision applications where accurate signal processing is required.
50mV
Gain Bandwidth Product
120MHz
Power Supply Rejection Ratio (PSRR)
68dB
Length
Length, in the context of electronic components, refers to the physical dimension of a component along its longest axis. It is typically measured in millimeters (mm) or inches (in). Length is a crucial parameter for determining the physical size and space requirements of a component on a printed circuit board (PCB) or other assembly. It also affects the component's electrical characteristics, such as inductance and capacitance, which can be influenced by the length of conductors or traces within the component.
9.7mm
RoHS Status
Non-RoHS Compliant
Description
The AD8331/AD8332/AD8334 are single-, dual-, and quad-channel, ultralow noise linear-in-dB, variable gain amplifiers (VGAs). Optimized for ultrasound systems, they are usable as a low noise variable gain element at frequencies up to 120 MHz. Included in each channel are an ultralow noise preamp (LNA), an X-AMP™ VGA with 48 dB of gain range, and a selectable gain postamp with adjustable output limiting.
Features
Ultralow noise preamplifier (preamp)
Voltage noise = 0.74 nV/√Hz
Current noise = 2.5 pA/√Hz
3 dB bandwidth
AD8331: 120 MHz
AD8332, AD8334: 100 MHz
Low power
AD8331: 125 mW/channel
AD8332, AD8334: 145 mW/channel
Wide gain range with programmable postamp
-4.5 dB to 43.5 dB in LO gain mode
7.5 dB to 55.5 dB in HI gain mode
Low output-referred noise: 48 nV/√Hz typical
Active input impedance matching
Optimized for 10-bit/12-bit ADCs
Selectable output clamping level
Single 5 V supply operation
AD8332 and AD8334 available in lead frame chip scale package
Applications
Ultrasound and sonar time-gain controls
High performance automatic gain control (AGC) systems
1/Q signal processing
High speed, dual ADC drivers