Overview
The ADV7125JSTZ240, produced by Analog Devices Inc., is a triple high-speed digital-to-analog converter (DAC) integrated on a single monolithic chip. This device features three high-speed, 8-bit video DACs with complementary outputs, a standard TTL input interface, and a high impedance, analog output current source. It is designed to operate with a single +5 V or +3.3 V power supply and clock, making it versatile for various high-resolution color graphics systems, including RS-343A and RS-170 standards.
Key Specifications
| Parameter | Description |
|---|---|
| Number of DACs | Three 8-bit video DACs |
| Input Interface | Standard TTL input interface |
| Output Type | High impedance, analog output current source |
| Power Supply | Single +5 V or +3.3 V |
| Throughput | Up to 330 MSPS (at 3.3 V) |
| Package Options | 48-lead LQFP and 48-lead LFCSP |
| Temperature Range | TJ MAX = 110°C |
| Load Capability | Directly drives a 37.5 Ω load, such as a doubly terminated 75 Ω coaxial cable |
Key Features
- Guaranteed monotonic to eight bits, ensuring accurate and reliable output.
- Compatible with a wide variety of high-resolution color graphics systems.
- Additional video control signals: composite SYNC and BLANK, allowing for the encoding of video synchronization signals onto the RGB video output.
- Power save mode for reduced power consumption.
- Monolithic CMOS construction for greater functionality with lower power dissipation.
- On-board operational amplifier stabilizes the full-scale output current against temperature and power supply variations.
Applications
The ADV7125JSTZ240 is suitable for various applications requiring high-speed video signal processing, including:
- High-resolution color graphics systems.
- Video display systems conforming to RS-343A and RS-170 standards.
- Professional video equipment and broadcast systems.
- Medical imaging and diagnostic equipment.
- Industrial and automotive display systems.
Q & A
- What is the ADV7125JSTZ240?
The ADV7125JSTZ240 is a triple high-speed digital-to-analog converter (DAC) on a single monolithic chip, produced by Analog Devices Inc.
- How many DACs does the ADV7125JSTZ240 have?
The device features three high-speed, 8-bit video DACs.
- What are the power supply options for the ADV7125JSTZ240?
The device can operate with a single +5 V or +3.3 V power supply.
- What is the maximum throughput of the ADV7125JSTZ240?
The maximum throughput is up to 330 MSPS at 3.3 V.
- What package options are available for the ADV7125JSTZ240?
The device is available in 48-lead LQFP and 48-lead LFCSP packages.
- What video standards is the ADV7125JSTZ240 compatible with?
The device is compatible with RS-343A and RS-170 video standards.
- Does the ADV7125JSTZ240 have any additional video control signals?
Yes, it includes composite SYNC and BLANK signals for encoding video synchronization onto the RGB output.
- What is the load capability of the ADV7125JSTZ240's analog outputs?
The device can directly drive a 37.5 Ω load, such as a doubly terminated 75 Ω coaxial cable.
- Does the ADV7125JSTZ240 have a power save mode?
Yes, it includes a power save mode to reduce power consumption.
- What is the temperature range for the ADV7125JSTZ240?
The maximum junction temperature (TJ MAX) is 110°C.
