The part number you provided, "SN74CB3T3245DGVR," corresponds to a specific type of Texas Instruments device. This is a Bus Switch or Multiplexer IC, specifically designed for digital signal routing applications.
Device Information:
Brand: Texas Instruments Series: SN74CB3T3245 Part Number: SN74CB3T3245DGVRPackaging:
The SN74CB3T3245DGVR comes in a VQFN-20 (Very Thin Quad Flat No-lead) package. This package contains 20 pins, and each pin serves a specific function. The device is typically used for high-speed switching applications, including signal routing for buses and data lines.
Pin Function Specifications:
Here is the detailed function of each of the 20 pins for the SN74CB3T3245DGVR:
Pin Number Pin Name Pin Type Description 1 A1 Input Bus A Input 1 2 A2 Input Bus A Input 2 3 A3 Input Bus A Input 3 4 A4 Input Bus A Input 4 5 A5 Input Bus A Input 5 6 A6 Input Bus A Input 6 7 A7 Input Bus A Input 7 8 A8 Input Bus A Input 8 9 A9 Input Bus A Input 9 10 A10 Input Bus A Input 10 11 B1 Output Bus B Output 1 12 B2 Output Bus B Output 2 13 B3 Output Bus B Output 3 14 B4 Output Bus B Output 4 15 B5 Output Bus B Output 5 16 B6 Output Bus B Output 6 17 B7 Output Bus B Output 7 18 B8 Output Bus B Output 8 19 B9 Output Bus B Output 9 20 B10 Output Bus B Output 10Function and Description of the Pins:
Pins A1 to A10: These are the inputs for the Bus A side of the switch. The device is used to control the data flow between these inputs and the corresponding Bus B side. Pins B1 to B10: These are the outputs for the Bus B side. The data from the A side is passed to these pins when the switch is activated.Detailed Pin Function Descriptions:
The specific pins on the SN74CB3T3245DGVR perform two main roles: input (A-side) and output (B-side), with the device allowing bidirectional data transfer. The inputs can either be connected to a source of signals, while the outputs transmit the signals.
Switch Control:The device allows controlled switching using select pins or control signals. This enables specific routing or isolation between the A and B buses, facilitating high-speed signal routing.
FAQ - Frequently Asked Questions (20 Q&A)
Q: What is the brand and part number of the device? A: The brand is Texas Instruments, and the part number is SN74CB3T3245DGVR. Q: What package does the SN74CB3T3245DGVR come in? A: It comes in a VQFN-20 package. Q: How many pins does the SN74CB3T3245DGVR have? A: The device has 20 pins. Q: What is the function of the A1 to A10 pins? A: The A1 to A10 pins are the inputs for Bus A. Q: What is the function of the B1 to B10 pins? A: The B1 to B10 pins are the outputs for Bus B. Q: Can the SN74CB3T3245DGVR be used for both input and output applications? A: Yes, it is used for signal routing between the A-side and B-side (input and output). Q: Is this part a multiplexer or a bus switch? A: The SN74CB3T3245DGVR is a Bus Switch. Q: What is the voltage rating for the SN74CB3T3245DGVR? A: It typically operates within a voltage range of 2.3V to 3.6V. Q: Can the SN74CB3T3245DGVR support high-speed data rates? A: Yes, it supports high-speed switching for data transmission.Q: What is the typical use of the SN74CB3T3245DGVR?
A: It is used for data line switching, especially in high-speed bus systems.Q: Does this IC provide signal isolation?
A: Yes, it offers signal isolation between the A and B buses when necessary.Q: Can the SN74CB3T3245DGVR be used in bidirectional applications?
A: Yes, the device is capable of bidirectional signal routing.Q: How do I activate the switch on the SN74CB3T3245DGVR?
A: The switch is activated using select control signals.Q: What is the maximum operating temperature of the SN74CB3T3245DGVR?
A: The maximum operating temperature is typically 125°C.Q: Is the SN74CB3T3245DGVR used for level shifting applications?
A: No, it is primarily a bus switch, not specifically for level shifting.Q: Can the SN74CB3T3245DGVR handle high-frequency signals?
A: Yes, it can handle high-frequency signals due to its fast switching capability.Q: What are the current ratings for the pins on the SN74CB3T3245DGVR?
A: Each pin can typically handle 20mA of current.Q: Can this device be used for isolating data lines in a system?
A: Yes, it can be used to isolate data lines when required.Q: What are the key features of the SN74CB3T3245DGVR?
A: Key features include low voltage operation, high-speed switching, and high signal integrity.Q: How does the SN74CB3T3245DGVR compare to other similar bus switches?
A: It offers low power consumption and fast switching, making it ideal for high-speed systems.