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.
8-SOIC (0.154, 3.90mm Width)
Supplier Device Package
8-SO
Operating Temperature
Operating Temperature is the range of temperatures at which an electronic component can function properly. It is typically specified in degrees Celsius (°C) and indicates the minimum and maximum temperatures at which the component can operate without experiencing damage or degradation. Operating Temperature is an important parameter to consider when designing electronic circuits, as it ensures that the components will function reliably in the intended operating environment.
-40°C~85°C
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)
Applications
I2C - Hotswap
Voltage - Supply
2.7V~5.5V
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.
1
RoHS Status
ROHS3 Compliant
Description
The PCA9512A is a hot swappable I²C-bus and SMBus buffer that allows I/O card insertion into a live backplane without corrupting data and clock buses. It includes dedicated supply voltage pins for level shifting between 3.3 V and 5 V systems, maintaining optimal noise margin for each voltage level. The PCA9512A prevents the backplane from connecting to the card until a stop bit or bus idle occurs on the backplane without bus contention on the card. Once connected, it provides bidirectional buffering, isolating backplane and card capacitances.
Features
Bidirectional buffer for SDA and SCL lines
Compatible with I²C-bus Standard mode, Fast mode, and SMBus standards
Built-in AV/At rise time accelerators on all SDA and SCL lines
5 V to 3.3 V level translation with optimum noise margin
High-impedance SDAN and SCLn pins for Vcc or Vec2 = 0 V
1 V precharge on all SDAN and SCLn pins
Supports clock stretching and multiple master arbitration and synchronization
Operating power supply voltage range: 2.7 V to 5.5 V
0 Hz to 400 kHz clock frequency
ESD protection exceeds 2000 V HBM per JESD22-A114 and 1000 V CDM per JESD22-C101
Applications
Hot swappable I/O cards in multipoint backplane systems
Level shifting between 3.3 V and 5 V systems
Isolation of backplane and card capacitances
Prevention of data and clock bus corruption during live board insertion and removal