The part number "SN74AVC4T774RSVR" belongs to Texas Instruments (TI), a well-known electronics and semiconductor manufacturer.
This specific part is a 4-bit bus transceiver with a 4-bit width and is designed for high-speed and low- Power signal processing in digital logic circuits. It is often used in applications like data transmission between microprocessors, memory devices, and other components in complex circuits.
Package Type for "SN74AVC4T774RSVR":
This part comes in the SSOP (Shrink Small Outline Package) format with a 20-pin configuration. The part number "SN74AVC4T774RSVR" corresponds to this 20-pin SSOP package.
Pinout Table (Detailed Pin Function and Usage Instructions)
Here is the detailed pinout for the SN74AVC4T774RSVR (20 pins total):
Pin Number Pin Name Pin Function Description 1 A1 A Data Input This pin receives data from the "A" bus. It is used to transfer data into the bus transceiver. 2 A2 A Data Input This pin receives data from the "A" bus. It is used to transfer data into the bus transceiver. 3 A3 A Data Input This pin receives data from the "A" bus. It is used to transfer data into the bus transceiver. 4 A4 A Data Input This pin receives data from the "A" bus. It is used to transfer data into the bus transceiver. 5 B1 B Data Output This pin drives data onto the "B" bus when enabled, outputting data from the bus transceiver. 6 B2 B Data Output This pin drives data onto the "B" bus when enabled, outputting data from the bus transceiver. 7 B3 B Data Output This pin drives data onto the "B" bus when enabled, outputting data from the bus transceiver. 8 B4 B Data Output This pin drives data onto the "B" bus when enabled, outputting data from the bus transceiver. 9 DIR Direction Control Input/Output This pin controls the direction of data flow (A to B or B to A). A HIGH signal will direct data from A to B, while a LOW signal will direct it from B to A. 10 OE Output Enable Input This pin enables or disables the output drivers. A LOW signal enables outputs, while a HIGH signal disables them. 11 GND Ground This pin is connected to the ground of the system, providing a reference voltage for the logic signals. 12 A1/CLK Clock or A Bus Input If used as a clock, it triggers data transmission. If used as an A data input, it receives data for the bus. 13 A2/CLK Clock or A Bus Input If used as a clock, it triggers data transmission. If used as an A data input, it receives data for the bus. 14 A3/CLK Clock or A Bus Input If used as a clock, it triggers data transmission. If used as an A data input, it receives data for the bus. 15 A4/CLK Clock or A Bus Input If used as a clock, it triggers data transmission. If used as an A data input, it receives data for the bus. 16 B1/CLK Clock or B Bus Output If used as a clock, it drives the B bus output. If used as a data output, it outputs data onto the bus from the A side. 17 B2/CLK Clock or B Bus Output If used as a clock, it drives the B bus output. If used as a data output, it outputs data onto the bus from the A side. 18 B3/CLK Clock or B Bus Output If used as a clock, it drives the B bus output. If used as a data output, it outputs data onto the bus from the A side. 19 B4/CLK Clock or B Bus Output If used as a clock, it drives the B bus output. If used as a data output, it outputs data onto the bus from the A side. 20 VCC Power Supply This pin is connected to the power supply. It provides the necessary voltage to power the logic circuits of the bus transceiver.FAQ – 20 Common Questions for "SN74AVC4T774RSVR"
Q: What is the main function of the SN74AVC4T774RSVR? A: The SN74AVC4T774RSVR is a 4-bit bus transceiver that can transmit data in both directions (A to B and B to A) depending on the control signals.
Q: What is the package type for this part? A: The SN74AVC4T774RSVR comes in a 20-pin SSOP (Shrink Small Outline Package) format.
Q: What is the purpose of the DIR pin? A: The DIR pin controls the direction of data flow between the A and B buses. A HIGH signal makes data flow from A to B, while a LOW signal makes it flow from B to A.
Q: How many pins does the SN74AVC4T774RSVR have? A: The SN74AVC4T774RSVR has a total of 20 pins.
Q: What is the function of the OE pin? A: The OE pin enables or disables the output drivers. When it is LOW, outputs are enabled; when it is HIGH, outputs are disabled.
Q: What is the voltage requirement for the VCC pin? A: The VCC pin requires a voltage supply of 2.3V to 3.6V for proper operation.
Q: Can this device be used in bidirectional data communication? A: Yes, the SN74AVC4T774RSVR is a bidirectional transceiver, meaning it can transmit data both from A to B and from B to A.
Q: Is the SN74AVC4T774RSVR compatible with TTL logic levels? A: Yes, the device is compatible with TTL logic levels, making it suitable for interfacing with TTL logic circuits.
Q: What happens if the OE pin is held high? A: If the OE pin is held high, the output drivers are disabled, and the outputs will be in a high-impedance state.
Q: How many data pins are present in the SN74AVC4T774RSVR? A: The device has a total of 8 data pins (4 for A inputs and 4 for B outputs).
Q: Can this device be used for level shifting applications? A: Yes, it can be used for level shifting in situations where you need to interface circuits operating at different voltage levels.
Q: Does this part support hot-swapping? A: No, the SN74AVC4T774RSVR is not specifically designed for hot-swapping applications.
Q: What is the maximum operating frequency for this device? A: The device can operate at speeds up to 100 MHz, depending on the supply voltage and load conditions.
Q: What is the maximum output current for the device? A: The device can source or sink a maximum of 12 mA per output pin.
Q: Is the SN74AVC4T774RSVR suitable for low-power applications? A: Yes, this part is designed for low power consumption while maintaining high-speed operation.
Q: How does the device behave when the power supply (VCC) is off? A: When VCC is off, the device will not function, and all inputs/outputs will be in a high-impedance state.
Q: Can this device handle both CMOS and TTL input signals? A: Yes, the SN74AVC4T774RSVR can handle both CMOS and TTL input signals, making it versatile for different logic systems.
Q: What is the significance of the GND pin? A: The GND pin provides the ground reference voltage for the entire device, ensuring correct logic operation.
Q: Is the SN74AVC4T774RSVR suitable for automotive applications? A: Yes, as long as the device is within the temperature and voltage ranges specified for the automotive environment.
Q: How do I connect the A and B buses in a circuit? A: The A and B buses should be connected to other components in your circuit that require data transfer. Ensure proper control via the DIR and OE pins to manage the data direction and output states.