規格
| 屬性 | 價值 |
| Package / Case | Bulk,Tube |
| Series | TxDAC® |
| Part Status | Active |
| Number of Bits | 12 |
| Number of D/A Converters | 1 |
| Settling Time | 35ns (Typ) |
| Output Type | Current - Unbuffered |
| Differential Output | Yes |
| Data Interface | Parallel |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.7V ~ 5.5V |
| Voltage - Supply, Digital | 2.7V ~ 5.5V |
| INL / DNL(LSB) | ±1, ±0.75 |
| Architecture | Current Source |
| Operating Temperature | -40°C ~ 85°C |
| Supplier Device Package | 28-SOIC |
概述
Description
The AD9762AR is a 12-bit, 125 MSPS digital-to-analog converter (DAC) from Analog Devices, designed for high-speed signal generation. It features a dual-port interface, allowing flexible data input, and supports interpolation filters (2×/4×) for reduced input data rates.
Key specifications:
- Resolution: 12 bits
- Update Rate: Up to 125 MSPS
- Output Current: 2 mA to 20 mA (adjustable)
- Power Supply: +5 V or +3.3 V
- SFDR: ~70 dBc at 1 MHz output
The AD9762AR is ideal for communications, waveform synthesis, and video applications. Its low glitch and high dynamic performance make it suitable for demanding signal-processing tasks. The device comes in a 28-lead SOIC package and includes an internal reference for simplified design.
For more details, refer to the datasheet on Analog Devices' website.
Key specifications:
- Resolution: 12 bits
- Update Rate: Up to 125 MSPS
- Output Current: 2 mA to 20 mA (adjustable)
- Power Supply: +5 V or +3.3 V
- SFDR: ~70 dBc at 1 MHz output
The AD9762AR is ideal for communications, waveform synthesis, and video applications. Its low glitch and high dynamic performance make it suitable for demanding signal-processing tasks. The device comes in a 28-lead SOIC package and includes an internal reference for simplified design.
For more details, refer to the datasheet on Analog Devices' website.
Equivalent
The AD9762AR is a 12-bit, 125 MSPS DAC. Equivalent or similar products include:
- AD9763 (12-bit, 125 MSPS, improved specs)
- AD9742 (12-bit, 165 MSPS)
- DAC1220 (12-bit, 125 MSPS, from TI)
- MAX5891 (12-bit, 150 MSPS, from Maxim)
- LTC1668 (12-bit, 100 MSPS, from Linear Tech)
Check datasheets for exact compatibility in your application.
- AD9763 (12-bit, 125 MSPS, improved specs)
- AD9742 (12-bit, 165 MSPS)
- DAC1220 (12-bit, 125 MSPS, from TI)
- MAX5891 (12-bit, 150 MSPS, from Maxim)
- LTC1668 (12-bit, 100 MSPS, from Linear Tech)
Check datasheets for exact compatibility in your application.
Features
The AD9762AR is a 12-bit, 125 MSPS digital-to-analog converter (DAC) with the following key features:
- Resolution: 12 bits
- Sampling Rate: Up to 125 MSPS
- Output Type: Current-sourcing (20 mA full-scale)
- Dynamic Performance: Excellent SFDR (Spurious-Free Dynamic Range) and low glitch
- Power Supply: Single +5V or dual ±5V operation
- Power Consumption: 380 mW (typical at 125 MSPS)
- Package: 28-lead SOIC
- Interface: Parallel CMOS/TTL-compatible input
- Applications: Communications, waveform generation, video, and signal synthesis
It includes an on-chip voltage reference and supports flexible output configurations.
- Resolution: 12 bits
- Sampling Rate: Up to 125 MSPS
- Output Type: Current-sourcing (20 mA full-scale)
- Dynamic Performance: Excellent SFDR (Spurious-Free Dynamic Range) and low glitch
- Power Supply: Single +5V or dual ±5V operation
- Power Consumption: 380 mW (typical at 125 MSPS)
- Package: 28-lead SOIC
- Interface: Parallel CMOS/TTL-compatible input
- Applications: Communications, waveform generation, video, and signal synthesis
It includes an on-chip voltage reference and supports flexible output configurations.
Pinout
The AD9762AR is a 12-bit, 125 MSPS digital-to-analog converter (DAC) in a 28-pin SOIC package.
Key Functions:
- 12-bit resolution with 125 MSPS update rate
- Dual-port or interleaved input modes
- Single-ended or differential clock input
- On-chip 1.2V reference (or external reference option)
- Current output (2 mA to 20 mA full-scale)
- Low power (~180 mW at 125 MSPS)
Notable Pins:
- DB0-DB11: Digital data inputs
- CLK: Clock input
- IOUTA/IOUTB: Complementary current outputs
- FS ADJ: Full-scale current adjust
- REFIO: Reference input/output
Designed for high-speed signal generation in communications, video, and waveform synthesis.
Key Functions:
- 12-bit resolution with 125 MSPS update rate
- Dual-port or interleaved input modes
- Single-ended or differential clock input
- On-chip 1.2V reference (or external reference option)
- Current output (2 mA to 20 mA full-scale)
- Low power (~180 mW at 125 MSPS)
Notable Pins:
- DB0-DB11: Digital data inputs
- CLK: Clock input
- IOUTA/IOUTB: Complementary current outputs
- FS ADJ: Full-scale current adjust
- REFIO: Reference input/output
Designed for high-speed signal generation in communications, video, and waveform synthesis.
Manufacturer
The AD9762AR is manufactured by Analog Devices, Inc. (ADI), a leading American multinational specializing in semiconductor technology. ADI is renowned for its high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). The company serves industries like automotive, healthcare, communications, and industrial automation with precision data conversion, signal conditioning, and power management solutions. The AD9762AR itself is a 12-bit digital-to-analog converter (DAC) designed for applications requiring high-speed signal generation. Analog Devices is recognized for innovation and reliability in the electronics sector.
