The SN65DSI83TPAPRQ1 is a product from Texas Instruments. It is a high-speed serializer/deserializer (SerDes) specifically designed for applications involving DSI (Display Serial interface ) and video data transmission. The device is part of Texas Instruments' SN65DSI83 series, offering a range of products tailored for different types of display connectivity.
Package and Pin Specifications
The SN65DSI83TPAPRQ1 typically comes in a 40-pin package. This device is part of a QFN (Quad Flat No-lead) package, meaning the pins are located underneath the device, and there are no leads sticking out, making it a compact, surface-mount option.
Below is a detailed pinout explanation of all 40 pins, with each pin’s function.
Pinout and Pin Function Table for SN65DSI83TPAPRQ1 (40 Pins)
Pin No. Pin Name Function Description 1 GND Ground pin. Connect to the system ground. 2 VDD Power supply pin. Connect to 3.3V power source. 3 LVDS0+ Positive differential data input pin (for LVDS input). 4 LVDS0- Negative differential data input pin (for LVDS input). 5 LVDS1+ Positive differential data input pin (for LVDS input). 6 LVDS1- Negative differential data input pin (for LVDS input). 7 LVDS2+ Positive differential data input pin (for LVDS input). 8 LVDS2- Negative differential data input pin (for LVDS input). 9 LVDS3+ Positive differential data input pin (for LVDS input). 10 LVDS3- Negative differential data input pin (for LVDS input). 11 LVDS4+ Positive differential data input pin (for LVDS input). 12 LVDS4- Negative differential data input pin (for LVDS input). 13 LVDS5+ Positive differential data input pin (for LVDS input). 14 LVDS5- Negative differential data input pin (for LVDS input). 15 LVDS6+ Positive differential data input pin (for LVDS input). 16 LVDS6- Negative differential data input pin (for LVDS input). 17 LVDS7+ Positive differential data input pin (for LVDS input). 18 LVDS7- Negative differential data input pin (for LVDS input). 19 DSI_P DSI positive signal (output pin). 20 DSI_N DSI negative signal (output pin). 21 DSICLKP DSI clock positive signal (output pin). 22 DSICLKN DSI clock negative signal (output pin). 23 RESET Reset pin. Used to reset the device. Active low. 24 VDDIO I/O voltage supply. Connect to a 1.8V or 3.3V source depending on the system requirements. 25 EN Enable pin for the device. Active high to enable operation. 26 MIPI_DAT0 MIPI data line 0 for bidirectional data. 27 MIPI_DAT1 MIPI data line 1 for bidirectional data. 28 MIPI_DAT2 MIPI data line 2 for bidirectional data. 29 MIPI_DAT3 MIPI data line 3 for bidirectional data. 30 DSI_CLK DSI clock for serial data transfer. 31 SCL Serial clock line for I2C communication. 32 SDA Serial data line for I2C communication. 33 VOUT0 Video output channel 0. 34 VOUT1 Video output channel 1. 35 VOUT2 Video output channel 2. 36 VOUT3 Video output channel 3. 37 REF_CLK Reference clock input. 38 TX_EN Transmitter enable signal for communication. 39 SENSE Sensing pin for detecting voltage levels or external signal input. 40 NC No connection pin. It is unused and should not be connected to anything.Common FAQ for SN65DSI83TPAPRQ1
What voltage is required for the SN65DSI83TPAPRQ1 device? The SN65DSI83TPAPRQ1 requires a 3.3V power supply on the VDD pin.
What is the maximum data rate supported by the SN65DSI83TPAPRQ1? The SN65DSI83TPAPRQ1 supports data rates of up to 1.5 Gbps per lane.
Can I use the SN65DSI83TPAPRQ1 with a 5V power supply? No, the device requires a 3.3V power supply for proper operation.
How do I reset the SN65DSI83TPAPRQ1? To reset the device, pull the RESET pin low, and then return it high.
**What is the function of the *SCL* and SDA pins?** These pins are used for I2C communication, with SCL being the clock and SDA being the data line.
How many data lanes can the SN65DSI83TPAPRQ1 support? The device can support up to 4 data lanes, namely MIPIDAT0 to MIPIDAT3.
What is the maximum resolution the SN65DSI83TPAPRQ1 can support? The device can support high-definition resolutions, up to 1920x1080 (Full HD), depending on the configuration.
Can I use the SN65DSI83TPAPRQ1 in automotive applications? Yes, the device is rated for use in automotive environments, given its industrial temperature range.
**What is the purpose of the *EN* pin?** The EN pin is used to enable or disable the device. It should be held high to enable the device.
**What does the *REFCLK* pin do?** The REFCLK pin provides a reference clock to the device for synchronization with the external system.
Is the SN65DSI83TPAPRQ1 compatible with HDMI? No, this device is designed for MIPI DSI interfaces and is not directly compatible with HDMI.
What is the temperature range for the SN65DSI83TPAPRQ1? The device operates within an industrial temperature range of -40°C to 125°C.
**How do I handle the *LVDS0 to LVDS7* pins?** These pins are used for LVDS input, where you connect the differential signal pairs to the appropriate source.
**What is the function of the *TXEN* pin?** The TXEN pin is used to enable the transmitter for data communication.
**How should I connect the *GND* and VDD pins?** Connect GND to the ground of your system and VDD to a stable 3.3V power source.
Is the SN65DSI83TPAPRQ1 a single-ended or differential signaling device? The device uses differential signaling for data and clock transmission.
Can I use the SN65DSI83TPAPRQ1 with a 1.8V logic level system? Yes, the VDDIO pin supports 1.8V and 3.3V logic levels, allowing compatibility with systems that use either voltage.
**What is the function of the *VOUT0 to VOUT3* pins?** These pins are used for outputting the serialized video data from the device to the display or other downstream components.
Does the device support multiple display panels? Yes, the SN65DSI83TPAPRQ1 can be used with multiple display panels depending on the configuration.
Can the SN65DSI83TPAPRQ1 be used in high-speed video applications? Yes, the device is specifically designed for high-speed video data transmission using MIPI DSI and LVDS interfaces.
This table and FAQ section gives you a comprehensive look at the SN65DSI83TPAPRQ1 in terms of pin functions and typical usage scenarios.
