Overview
The AD9705BCPZRL7 is a high-performance, 10-bit digital-to-analog converter (DAC) from Analog Devices Inc. It is part of the AD9704/AD9705/AD9706/AD9707 family, which is optimized for low power operation while maintaining excellent dynamic performance. This DAC is particularly suited for the transmit signal path of communication systems and is pin-compatible with the AD9748/AD9740/AD9742/AD9744 family of TxDAC converters.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Digital Supply Current (IDVDD) | mA | 5.0 | 6.6 | 7.2 |
| Clock Supply Current (ICLKVDD) | mA | 4.1 | 4.7 | 5.3 |
| Power Dissipation | mW | 46.9 | 57 | 67.1 |
| Supply Current Sleep Mode (IAVDD) | mA | 0.37 | 0.4 | 0.43 |
| Supply Current Power-Down Mode (IAVDD) | µA | 0.7 | 7.5 | 14.9 |
| Logic 1 Voltage | V | 2.1 | 3 | 3.9 |
| Logic 0 Voltage | V | 0 | 0.9 | 1.8 |
| Input Capacitance | pF | 5 | 5 | 5 |
| Input Setup Time, tS, +25°C | ns | 1.4 | 1.4 | 1.6 |
| Input Hold Time, tH, +25°C | ns | 0.3 | 0.3 | 0.6 |
Key Features
- 10-bit resolution digital-to-analog converter
- Adjustable full-scale current outputs: 1 mA to 5 mA
- On-chip 1.0 V reference
- CMOS-compatible digital interface
- Common-mode output: adjustable 0 V to 1.2 V
- Power-down mode < 2 mW at 3.3 V (SPI controllable)
- Self-calibration feature
- Compact 32-lead LFCSP, RoHS compliant package
Applications
The AD9705BCPZRL7 is optimized for use in the transmit signal path of communication systems. It is suitable for various applications including:
- Wireless communication systems
- Baseband and IF signal processing
- Medical imaging and diagnostics
- Aerospace and defense systems
- Industrial control and automation
Q & A
- What is the resolution of the AD9705BCPZRL7 DAC?
The AD9705BCPZRL7 is a 10-bit digital-to-analog converter. - What is the typical digital supply current of the AD9705BCPZRL7?
The typical digital supply current (IDVDD) is 6.6 mA. - What is the power dissipation of the AD9705BCPZRL7?
The power dissipation is typically 57 mW. - Does the AD9705BCPZRL7 have a power-down mode?
Yes, it has a power-down mode that consumes less than 2 mW at 3.3 V and is SPI controllable. - What is the package type of the AD9705BCPZRL7?
The AD9705BCPZRL7 comes in a compact 32-lead LFCSP, RoHS compliant package. - Is the AD9705BCPZRL7 compatible with other TxDAC converters?
Yes, it is pin-compatible with the AD9748/AD9740/AD9742/AD9744 family of TxDAC converters. - What is the common-mode output range of the AD9705BCPZRL7?
The common-mode output is adjustable from 0 V to 1.2 V. - Does the AD9705BCPZRL7 have self-calibration?
Yes, it features self-calibration. - What are the typical logic 1 and logic 0 voltages for the AD9705BCPZRL7?
The typical logic 1 voltage is 3 V, and the typical logic 0 voltage is 0.9 V. - What is the input capacitance of the AD9705BCPZRL7?
The input capacitance is 5 pF.
