Texas Instruments (TI) Interface support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search interface IC content or ask technical support questions on everything from ESD protection to interfacing with USB, Ethernet, and HDMI. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Part Number: DP83867E Other Parts Discussed in Thread: DP83869HM ,
When configuring DP83867 or DP83869HM (aka DP8386x) for RGMII communication, there two RGMII modes that the PHY can be strapped into; shift or align. In align mode, there is no skew…
Part Number: DP83822H
When testing DP83822 for PMD compliance testing, it may be required to adjust the swing level of the device if the levels are outside the range. A first check would be to ensure the schematic and layout design are the most optimal…
Back to Interface Home Page
USB Protection
Highlights:
USB Type-CTM has a 24-pin connector that can support USB 3 .1 Gen2, DisplayPort, HDMI, and a variety of other alternate modes:
SuperSpeed USB lines for USB 3 .1 Gen2 (Tx1+, Tx1–, Rx1…
Back to Interface Home Page
UART Protection
Highlights:
Lower speed serial data transfer interface
Operating lines: GND, ±TX, ±RX
Datalines (±Tx, ±Rx) Operating voltage: 3.3V, recommended Vbr > 3.6V
Data rates up to 5Mbps
TI…
Back to Interface Home Page
RS232 and RS485 Protection
Highlights:
RS-485 – Industry standard protocol for data transfer from sensors, etc.
Drive capability of minimum 32 unit loads (UL, 12kΩ)
Uses two signal lines A & B which must be balanced…
Back to Interface Home Page
PCIe Protection
Highlights:
PCIe: High speed serial bus expansion standard
Slots come in different sizes: x1, x4, x8, x16, x32, x64
Each lane has two differential signaling pairs (Tx, Rx)
PCIe Gen 5 bandwidth…
Back to Interface Home Page
LIN Protection
Highlights:
LIN: Single ended data transfer interface
LIN clusters consist of 1 master and up to 16 slave nodes
Construction: One wire for data transfer + ground
Bidirectional configuration is…
Back to Interface Home Page
I2C Protection
Highlights:
2 Lines to Protect
Low Capacitance required to minimize signal interference
Speeds up to 5Mbps
TI Products Recommendations
Working Voltage (V)
IEC 61000-4-2 ESD…
Back to Interface Home Page
Human-Machine Interface (HMI) Protection
Highlights:
Protection needed for interfaces exposed to human contact
Pushbuttons
Keypads
Touchscreens
Any other points of frequent contact
Operating Voltage…
Back to Interface Home Page
HDMI Protection
Highlights:
High speed media, data transfer interface with 6 control lines & 8 data lines
Operating voltage:
For each data and control line, 3.3V and 5V respectively
This requires a protection…
