Overview
The AD8192ACPZ from Analog Devices Inc. is a comprehensive 2:1 HDMI/DVI link switch designed to enhance video signal integrity and support high-resolution video displays. This component is fully compliant with HDMI 1.3a and DVI standards, making it suitable for a variety of applications including HDTV sets, projectors, set-top boxes, and A/V receivers. The AD8192ACPZ features equalized TMDS inputs and pre-emphasized TMDS outputs, which are ideal for systems with long cable runs. It also includes bidirectional buffering for the DDC bus and CEC line, along with integrated pull-up resistors for the CEC line.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Number of Inputs/Outputs | 2 inputs, 1 output HDMI/DVI links | |
| Compliance | HDMI 1.3a receive and transmit compliant | |
| Data Rate | Up to 2.25 Gbps per channel | |
| Pixel Clock | 25 MHz to 225 MHz and beyond | |
| ESD Protection | ±7 kV HBM on HDMI input pins | |
| Input Termination | Switchable 50 Ω on-chip input terminations | |
| DDC Bus Logic Levels | 3.3 V, 5 V translation | |
| Operating Temperature | -40°C to +85°C | |
| Package Type | 56-lead LFCSP-VQ (8x8) | |
| Supply Voltage | 3.135 V to 3.465 V | |
| Moisture Sensitivity Level (MSL) | 3 (168 hours) |
Key Features
- Equalized inputs and pre-emphasized outputs to support long cable runs.
- Low added jitter and output disable feature for reduced power dissipation.
- Bidirectional and cascadable DDC buffers (SDA/SCL) and CEC buffer with integrated pull-up resistors.
- Hot plug detect pulse low on channel switch.
- Serial (I²C) control interface.
- Supports data rates up to 2.25 Gbps, enabling greater than 1080p HDMI formats with deep color (12-bit) and UXGA (1600 × 1200) DVI resolutions.
- Fully buffered unidirectional inputs/outputs.
- Switched output termination for building larger arrays using the wire-OR technique.
Applications
- Front panel buffer for advanced television (HDTV) sets.
- Standalone HDMI switcher.
- Multiple input displays.
- Projectors.
- A/V receivers.
- Set-top boxes.
- Industrial production.
- Smart home appliances.
- Electric vehicles.
- Medical devices.
- Internet of Things (IoT).
Q & A
- What is the primary function of the AD8192ACPZ?
The primary function of the AD8192ACPZ is to switch one of two (HDMI or DVI) single link sources to one output.
- What are the supported data rates for the AD8192ACPZ?
The AD8192ACPZ supports data rates up to 2.25 Gbps per channel.
- What is the operating temperature range of the AD8192ACPZ?
The operating temperature range is from -40°C to +85°C.
- What type of package does the AD8192ACPZ use?
The AD8192ACPZ is packaged in a 56-lead LFCSP-VQ (8x8).
- Does the AD8192ACPZ support DDC bus logic level translation?
Yes, it supports 3.3 V and 5 V logic level translation for the DDC bus.
- What is the purpose of the equalized inputs and pre-emphasized outputs in the AD8192ACPZ?
The equalized inputs and pre-emphasized outputs are designed to support long cable runs and maintain signal integrity.
- Can the AD8192ACPZ be cascaded to build larger arrays?
Yes, the AD8192ACPZ is bidirectional and cascadable, allowing it to be used in larger arrays using the wire-OR technique.
- What is the ESD protection level on the HDMI input pins of the AD8192ACPZ?
The HDMI input pins have ±7 kV HBM ESD protection.
- Does the AD8192ACPZ have integrated pull-up resistors for the CEC line?
Yes, it includes integrated pull-up resistors (27 kΩ) for the CEC line.
- What control interface does the AD8192ACPZ use?
The AD8192ACPZ uses a serial (I²C) control interface.
