Overview
The AD5629RBCPZ-1-RL7 is a low-power, octal, 12-bit digital-to-analog converter (DAC) produced by Analog Devices Inc. This device is part of the AD5629R series and is known for its high precision and low power consumption. It operates from a single supply voltage ranging from 2.7 V to 5.5 V and is guaranteed monotonic by design. The AD5629RBCPZ-1-RL7 features an on-chip reference with options for 1.25 V or 2.5 V, each with a temperature coefficient of 5 ppm/°C. This DAC is particularly useful in applications requiring multiple analog outputs with high accuracy and reliability.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Conditions/Comments |
|---|---|---|---|---|---|
| Resolution | 12 bits | ||||
| Supply Voltage (VDD) | 2.7 | 5.5 | V | ||
| Reference Voltage | 1.25 | 2.5 | V | Depending on the option selected | |
| Reference Temperature Coefficient | 5 | ppm/°C | |||
| Power Consumption (Power-Down) | 400 nA | At 5 V | |||
| Output Voltage Range | 0 | VDD | V | ||
| DC Output Impedance | 0.5 | Ω | |||
| Short-Circuit Current | 30 mA | VDD = 3 V | |||
| Power-Up Time | 4 μs | Coming out of power-down mode, VDD = 3 V | |||
Key Features
- Octal, 12-bit digital-to-analog converter with buffered voltage outputs.
- On-chip 1.25 V or 2.5 V reference with 5 ppm/°C temperature coefficient.
- Single supply operation from 2.7 V to 5.5 V.
- Low power consumption with a power-down feature reducing current to 400 nA at 5 V.
- Software-selectable output loads while in power-down mode for any or all DAC channels.
- Power-on reset circuit ensuring DAC output powers up to 0 V or midscale and remains at this level until a valid write takes place.
- Available in 16-lead LFCSP, TSSOP, and 16-ball WLCSP packages.
Applications
The AD5629RBCPZ-1-RL7 is suitable for a variety of applications requiring multiple precise analog outputs. These include:
- Industrial control systems where multiple analog signals need to be generated accurately.
- Medical devices that require precise voltage outputs for various functions.
- Aerospace and defense systems where reliability and accuracy are critical.
- Automotive systems, especially those involving sensor calibration and control.
- Test and measurement equipment where multiple channels of precise analog outputs are necessary.
Q & A
- What is the resolution of the AD5629RBCPZ-1-RL7 DAC?
The AD5629RBCPZ-1-RL7 has a resolution of 12 bits. - What is the supply voltage range for the AD5629RBCPZ-1-RL7?
The device operates from a single supply voltage ranging from 2.7 V to 5.5 V. - What are the available reference voltage options for the AD5629RBCPZ-1-RL7?
The device offers on-chip reference options of 1.25 V or 2.5 V, each with a temperature coefficient of 5 ppm/°C. - How much current does the AD5629RBCPZ-1-RL7 consume in power-down mode?
In power-down mode, the device consumes 400 nA at 5 V. - What is the output voltage range of the AD5629RBCPZ-1-RL7?
The output voltage range is from 0 V to VDD. - What is the DC output impedance of the AD5629RBCPZ-1-RL7?
The DC output impedance is 0.5 Ω. - How long does it take for the AD5629RBCPZ-1-RL7 to power up from power-down mode?
The power-up time is 4 μs coming out of power-down mode at VDD = 3 V. - What packages are available for the AD5629RBCPZ-1-RL7?
The device is available in 16-lead LFCSP, TSSOP, and 16-ball WLCSP packages. - Does the AD5629RBCPZ-1-RL7 have a power-on reset feature?
Yes, the device has a power-on reset circuit that ensures the DAC output powers up to 0 V or midscale and remains at this level until a valid write takes place. - Can the output loads be software-selectable in power-down mode?
Yes, the output loads can be software-selectable for any or all DAC channels while in power-down mode.
