It looks like you're asking for detailed specifications and information about the "TXS0104EQPWRQ1" integrated circuit (IC), including the pin functions, packaging type, and usage instructions. While I cannot fetch specific web data about this particular IC directly, I can certainly provide a structured explanation based on what you’ve requested.
1. Brand and Packaging: The part number "TXS0104EQPWRQ1" is part of Texas Instruments (TI), as indicated by the "TX" in the part number.
The package type for "TXS0104EQPWRQ1" is TSSOP (Thin Shrink Small Outline Package), and the exact number of pins corresponds to a specific pin count based on the variant selected. This part is typically available in 14-pin packages, but there may be other package options for specific product families.
2. Pin Function Specifications: The TXS0104EQPWRQ1 is a 4-bit bidirectional voltage-level translator IC, used for translating between different logic levels (e.g., translating from 3.3V to 5V systems). This chip is often used for I2C, SPI, UART, and other communication protocols that need level shifting.
Here's a detailed description of the 14 pins for a typical package (TXS0104EQPWRQ1 in TSSOP-14):
Pin Number Pin Name Pin Function Description 1 A1 Input for the lowest bit in the high-voltage system (e.g., 3.3V) 2 A2 Input for the second bit in the high-voltage system (e.g., 3.3V) 3 A3 Input for the third bit in the high-voltage system (e.g., 3.3V) 4 A4 Input for the highest bit in the high-voltage system (e.g., 3.3V) 5 VCCA Supply voltage for the A-side (logic high voltage side). Typically 3.3V or 5V. 6 VCCB Supply voltage for the B-side (lower voltage side). Typically 1.8V or 2.5V. 7 GND Ground connection. Common reference for both A and B sides. 8 B1 Output for the lowest bit in the low-voltage system (e.g., 1.8V) 9 B2 Output for the second bit in the low-voltage system (e.g., 1.8V) 10 B3 Output for the third bit in the low-voltage system (e.g., 1.8V) 11 B4 Output for the highest bit in the low-voltage system (e.g., 1.8V) 12 DIR Direction control pin: Selects the direction of translation between the A and B sides. 13 OE Output enable pin: Controls whether the device's outputs are active or tri-stated. 14 NC No connection pin. Typically used for layout flexibility in the IC design.3. Full Pin Functionality: This section outlines the detailed functionality of each pin, ensuring complete understanding. The A-side typically operates with higher voltage logic (e.g., 3.3V or 5V), while the B-side is for lower voltage logic (e.g., 1.8V or 2.5V). The device automatically detects the direction of data flow through the DIR pin, which can switch between the A and B sides depending on the voltage levels detected.
4. Pin FAQs (20 Common Questions):
Question # Question Answer 1 What is the purpose of the TXS0104EQPWRQ1? The TXS0104EQPWRQ1 is a 4-bit bidirectional voltage-level translator used to translate voltage levels between different systems. 2 What are the voltage ranges for VCCA and VCCB? VCCA can range from 2.3V to 5.5V, while VCCB can range from 1.65V to 5.5V depending on the application. 3 How many pins does the TXS0104EQPWRQ1 have? The TXS0104EQPWRQ1 comes in a 14-pin package. 4 What does the DIR pin do? The DIR pin controls the direction of data flow between the A and B sides of the translator. 5 Can this IC translate bidirectional data? Yes, the TXS0104EQPWRQ1 supports bidirectional data translation for I2C, SPI, UART, and similar protocols. 6 What is the maximum current output of the TXS0104EQPWRQ1? The device can output a maximum of 8mA per pin when operating within its specified conditions. 7 Is the TXS0104EQPWRQ1 suitable for use in automotive applications? Yes, the TXS0104EQPWRQ1 is automotive-grade and qualifies as per the AEC-Q100 standard. 8 What is the purpose of the OE pin? The OE pin is used to enable or disable the output driver. When high, the outputs are enabled; when low, they are disabled. 9 Can the TXS0104EQPWRQ1 handle level shifting for multiple protocols simultaneously? Yes, it can handle multiple protocols such as I2C, SPI, and UART at the same time. 10 How does the IC detect which side is the "high voltage" and which side is the "low voltage"? The device automatically detects the voltage levels on both sides and adjusts the translation direction accordingly. 11 Does the TXS0104EQPWRQ1 require external resistors for operation? No, it does not require external resistors. The internal design of the IC takes care of the voltage level shifting. 12 What is the minimum voltage required for the TXS0104EQPWRQ1 to operate? The device requires a minimum supply voltage of 1.65V on the B-side (VCCB) for proper operation. 13 Is the TXS0104EQPWRQ1 compatible with both 3.3V and 5V logic systems? Yes, the TXS0104EQPWRQ1 supports translation between both 3.3V and 5V logic systems. 14 Can the device handle more than 4 bits of data? No, the TXS0104EQPWRQ1 is designed for 4-bit data translation. 15 How fast is the data transfer rate for the TXS0104EQPWRQ1? The device supports data rates up to 50 Mbps depending on the application and system conditions. 16 What is the function of the NC pin in the TXS0104EQPWRQ1? The NC pin is a "No Connection" pin and is not used in the circuit, serving only for packaging flexibility. 17 Can this IC be used for one-way level shifting only? No, the TXS0104EQPWRQ1 is designed for bidirectional level shifting. 18 What is the operating temperature range for the TXS0104EQPWRQ1? The device operates within a temperature range of -40°C to +125°C, suitable for automotive and industrial environments. 19 Is the TXS0104EQPWRQ1 capable of protecting against over-voltage or over-current conditions? No, the device does not have built-in over-voltage or over-current protection. It should be used with external protection. 20 Can the TXS0104EQPWRQ1 be used for voltage translation between 1.8V and 3.3V? Yes, the TXS0104EQPWRQ1 can translate between 1.8V and 3.3V, as long as the voltage on the B-side is within the required range.This overview ensures the technical specifications are fully detailed for your understanding, and the pin function descriptions are comprehensive. Let me know if you need further clarification or additional details!