Overview
The AD9707BCPZRL7 is a high-performance, 14-bit digital-to-analog converter (DAC) from Analog Devices Inc., part of the fourth-generation TxDAC series. This CMOS DAC is optimized for low power operation while maintaining excellent dynamic performance, making it suitable for various communication systems. The device is pin-compatible with the AD9748/AD9740/AD9742/AD9744 family of TxDAC converters and is specifically designed for the transmit signal path in communication systems.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Resolution | Bits | 14 | ||
| Integral Nonlinearity (INL) Precalibration | LSB | ±1.4 | ±6.0 | |
| Integral Nonlinearity (INL) Postcalibration | LSB | ±0.9 | ±0.30 | |
| Differential Nonlinearity (DNL) Precalibration | LSB | ±1.2 | ±4.4 | |
| Differential Nonlinearity (DNL) Postcalibration | LSB | ±0.4 | ±0.13 | |
| Maximum Output Update Rate (fCLK) | MSPS | 175 | ||
| Power Supply Range | V | 1.7 | 3.6 | |
| Power Dissipation (at 3.3 V) | mW | 50 | ||
| Power-Down Mode Power Dissipation (at 3.3 V) | mW | 2.2 | ||
| Full-Scale Current Output Range | mA | 1 | 5 | |
| Common-Mode Output Range | V | 0 | 1.2 | |
| Package Type | 32-lead LFCSP |
Key Features
- High Resolution and Accuracy: The AD9707 offers 14-bit resolution with excellent integral and differential nonlinearity (INL and DNL) performance, especially after self-calibration.
- Low Power Operation: Operates on a single supply from 1.7 V to 3.6 V, consuming 50 mW at 3.3 V and featuring power-down and sleep modes for low power idle periods.
- High-Speed Update Rate: Supports update rates up to 175 MSPS, making it suitable for high-speed communication systems.
- Adjustable Full-Scale Current Output: The full-scale current output can be adjusted from 1 mA to 5 mA.
- On-Chip Reference and Interface: Includes a 1.0 V temperature-compensated band gap reference and supports CMOS-compatible digital interfaces with 1.8 V and 3.3 V logic families.
- Self-Calibration: Enables true 14-bit INL and DNL performance.
- Compact Package: Available in a 32-lead LFCSP package, which is RoHS compliant.
Applications
- Communication Systems: Optimized for the transmit signal path in communication systems, including base stations and other wireless communication equipment.
- Digital Synthesis: Suitable for digital synthesis applications due to its high accuracy and speed.
- Quadrature Modulation: Used in quadrature modulation schemes where precise control over I and Q channels is necessary.
- Portable and Low Power Devices: Ideal for portable and low power applications due to its flexible power supply range and low power dissipation.
Q & A
- What is the resolution of the AD9707BCPZRL7 DAC?
The AD9707BCPZRL7 has a 14-bit resolution.
- What is the maximum output update rate of the AD9707BCPZRL7?
The maximum output update rate is 175 MSPS.
- What is the power supply range for the AD9707BCPZRL7?
The power supply range is from 1.7 V to 3.6 V.
- How much power does the AD9707BCPZRL7 consume at 3.3 V?
The device consumes 50 mW at 3.3 V.
- What is the full-scale current output range of the AD9707BCPZRL7?
The full-scale current output can be adjusted from 1 mA to 5 mA.
- Does the AD9707BCPZRL7 support self-calibration?
Yes, the AD9707BCPZRL7 supports self-calibration to enhance its INL and DNL performance.
- What type of package does the AD9707BCPZRL7 come in?
The device is available in a 32-lead LFCSP package.
- Is the AD9707BCPZRL7 RoHS compliant?
Yes, the AD9707BCPZRL7 is RoHS compliant.
- What are some typical applications of the AD9707BCPZRL7?
Typical applications include communication systems, digital synthesis, quadrature modulation, and portable low power devices.
- Does the AD9707BCPZRL7 have a power-down mode?
Yes, the device has a power-down mode that reduces standby power dissipation to approximately 2.2 mW.
