Overview
The AD5516ABCZ-1 is a 16-channel, 12-bit voltage-output Digital-to-Analog Converter (DAC) produced by Analog Devices Inc. This device is highly integrated, featuring sixteen DACs in a single package, which is particularly useful for applications requiring multiple analog output channels. The AD5516ABCZ-1 is available in a 74-lead CSPBGA package, making it compact and suitable for space-constrained designs. It operates with a 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP standards, allowing for flexible communication with various microcontrollers and processors.
Key Specifications
| Parameter | Value | Unit | Conditions/Comments |
|---|---|---|---|
| Number of Channels | 16 | - | - |
| Resolution | 12-bit | - | - |
| Output Voltage Range | ±2.5 V, ±5 V, ±10 V | V | Depending on the version (AD5516-1, AD5516-2, AD5516-3) |
| Serial Interface | SPI, QSPI, MICROWIRE, DSP | - | Up to 20 MHz clock rate |
| Supply Voltages | AVCC = 5 V ± 5%, DVCC = 2.7 V to 5.25 V, VSS = –4.75 V to –12 V, VDD = +4.75 V to +12 V | V | - |
| Reference Voltage | 3 V | V | Stable reference on REF_IN |
| Output Voltage Settling Time (Mode 1) | 32 μs max (AD5516-1, AD5516-2), 36 μs max (AD5516-3) | μs | 100 pF, 5 kΩ Load, Full-Scale Change |
| Output Noise Spectral Density @ 10 kHz | 150 nV/(Hz)^1/2 typ (AD5516-1), 350 nV/(Hz)^1/2 typ (AD5516-2), 700 nV/(Hz)^1/2 typ (AD5516-3) | nV/(Hz)^1/2 | - |
Key Features
- High integration with 16 DACs in a single package, ensuring guaranteed monotonicity.
- 14-bit resolution achievable via Increment/Decrement Mode.
- Low power consumption and compatibility with SPI, QSPI, MICROWIRE, and DSP interfaces.
- Self-calibrating architecture for achieving 12-bit performance.
- Access to feedback resistors in each channel via RFB0 to RFB15 pins.
- Compact 74-lead CSPBGA package with a body size of 12 mm x 12 mm.
Applications
- Industrial automation and control systems requiring multiple analog outputs.
- Medical devices and diagnostic equipment needing precise analog voltage control.
- Aerospace and defense applications where high reliability and compact design are crucial.
- Automotive systems, including engine control and safety systems.
- Test and measurement equipment, such as data acquisition systems and signal generators.
Q & A
- What is the resolution of the AD5516ABCZ-1 DAC?
The AD5516ABCZ-1 has a 12-bit resolution, with the option to achieve 14-bit resolution via Increment/Decrement Mode.
- How many DAC channels does the AD5516ABCZ-1 have?
The AD5516ABCZ-1 features 16 DAC channels in a single package.
- What are the output voltage ranges available for the AD5516ABCZ-1?
The output voltage ranges are ±2.5 V, ±5 V, and ±10 V, depending on the specific version (AD5516-1, AD5516-2, AD5516-3).
- What serial interfaces is the AD5516ABCZ-1 compatible with?
The device is compatible with SPI, QSPI, MICROWIRE, and DSP interfaces.
- What is the maximum clock rate for the serial interface?
The serial interface operates at clock rates up to 20 MHz.
- What is the typical output noise spectral density at 10 kHz?
The typical output noise spectral density at 10 kHz is 150 nV/(Hz)^1/2 for AD5516-1, 350 nV/(Hz)^1/2 for AD5516-2, and 700 nV/(Hz)^1/2 for AD5516-3.
- What is the settling time for the output voltage in Mode 1?
The settling time for the output voltage in Mode 1 is 32 μs max for AD5516-1 and AD5516-2, and 36 μs max for AD5516-3.
- Is the AD5516ABCZ-1 suitable for high-temperature environments?
The device operates within an industrial temperature range of –40°C to +85°C.
- What package type does the AD5516ABCZ-1 come in?
The AD5516ABCZ-1 is available in a 74-lead CSPBGA package.
- Does the AD5516ABCZ-1 require a reference voltage?
Yes, the device requires a stable 3 V reference voltage on the REF_IN pin.
