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TCA9511ADGKR
+NomenclatureTCA9511A
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FabricantTexas Instruments
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Pièce fabricant #TCA9511ADGKR
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Fiche technique TCA9511ADGKR DataSheet
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En stock6542
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Spécifications
| Attribut | Valeur |
| PartStatus | Active |
| Type | Buffer, Accelerator |
| Applications | I2C - Hotswap |
| NumberofChannels | 1 |
| DelayTime | 70ns |
| Capacitance-Input | 1.6 pF |
| Voltage-Supply | 2.3V ~ 5.5V |
| Current-Supply | 3.5mA |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| SupplierDevicePackage | 8-VSSOP |
| BaseProductNumber | TCA9511 |
Présentation
Description
Key features include a wide supply voltage range (1.8V to 5.5V), support for fast-mode I2C (up to 400 kHz), and low power consumption. The TCA9511ADGKR facilitates the connection of devices operating at different voltage levels, making it ideal for mixed-voltage systems. It is often used in applications like sensor networks, consumer electronics, and embedded systems.
The package type is a TSSOP (Thin Shrink Small Outline Package), which allows for compact designs. Overall, the TCA9511ADGKR enhances system flexibility and reliability in I2C communications.
Equivalent
Features
1. Bidirectional Buffering: Supports bidirectional communication, allowing devices operating at different voltage levels to interact seamlessly.
2. Voltage Level Translation: Functions between voltage levels of 1.2V to 5.5V, accommodating a variety of logic families.
3. Open-Drain Configuration: Compatible with open-drain outputs, ensuring proper functioning with I2C devices.
4. High Speed: Operates at speeds up to 1 Mbps, suitable for high-speed I2C applications.
5. Low Power Consumption: Designed for low static power consumption, enhancing energy efficiency.
6. Active High/Low Logic: Supports both active high and low logic levels.
7. Wide Temperature Range: Rated for operation from -40°C to 125°C, making it suitable for industrial applications.
8. Small Package: Available in a compact VQFN package, facilitating space-constrained designs.
These features make the TCA9511ADGKR ideal for I2C bus extension and level shifting in various electronic applications.
Pinout
1. VCC (Pin 1): Power supply input.
2. GND (Pin 2): Ground.
3. SDA1 (Pin 3): Serial Data line for Bus 1 (I2C).
4. SCL1 (Pin 4): Serial Clock line for Bus 1 (I2C).
5. SDA2 (Pin 5): Serial Data line for Bus 2 (I2C).
6. SCL2 (Pin 6): Serial Clock line for Bus 2 (I2C).
7. EN (Pin 7): Enable pin to activate the buffer; active high.
8. NC (Pin 8): No connection.
The TCA9511ADGKR is designed to extend I2C bus lines while isolating capacitive loading, allowing for multiple I2C devices to communicate without signal degradation.
Manufacturer
Application
1. I2C Bus Extension: Allows longer connections between I2C devices without signal degradation.
2. Level Shifting: Facilitates communication between devices operating at different voltage levels (e.g., 3.3V and 5V).
3. Multi-Master Systems: Enhances performance in systems with multiple I2C masters, reducing bus contention.
4. Embedded Systems: Commonly used in microcontroller applications where multiple sensors or peripherals are interfaced.
5. Consumer Electronics: Helps in connecting various I2C devices in TVs, smartphones, and home automation systems.