Overview
The AD5318BRU, produced by Analog Devices Inc., is an octal 10-bit digital-to-analog converter (DAC) designed for a wide range of industrial and commercial applications. This device operates from a single 2.5 V to 5.5 V supply and features eight buffered voltage output channels. It is particularly suited for precision measurement systems, medical devices, industrial control systems, high-speed data acquisition systems, signal processing, and analog interface applications. The AD5318BRU is known for its excellent linearity, low noise, and fast settling time, making it a versatile component for various demanding applications.
Key Specifications
| Parameter | Value |
|---|---|
| Description | IC DAC 10BIT OCTAL W/BUF 16TSSOP |
| Voltage - Supply, Digital | 2.5 V ~ 5.5 V |
| Voltage - Supply, Analog | 2.5 V ~ 5.5 V |
| Number of D/A Converters | 8 |
| Number of Bits | 10 |
| Output Type | Voltage - Buffered |
| Operating Temperature | -40°C ~ 125°C |
| Settling Time | 9µs |
| Reference Type | External |
| Package / Case | 16-TSSOP (0.173", 4.40mm Width) |
| Data Interface | SPI, DSP |
| Architecture | Resistor-String DAC |
| Integral Nonlinearity Error | ±3 LSB |
| Mounting Type | Surface Mount |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- 8-channel, 10-bit digital-to-analog converter (DAC)
- SPI/DSP-compatible 3-wire serial interface
- External reference input with buffered, unbuffered, or VDD reference options
- Voltage output buffered to VCC/2
- Operating temperature range: -40°C to 125°C
- Surface-mount package: 16-TSSOP (0.173", 4.40mm Width)
- Low power operation: 0.7 mA @ 3 V, power-down to 120 nA @ 3 V, 400 nA @ 5 V
- Guaranteed monotonic by design over all codes
- Power-on reset to 0 V and simultaneous update of outputs (LDAC function)
- On-chip rail-to-rail output buffer amplifiers
Applications
- Precision measurement systems
- Medical devices
- Industrial control systems
- High-speed data acquisition systems
- Signal processing
- Analog interface applications
- Portable battery-powered instruments
- Digital gain and offset adjustment
- Programmable voltage and current sources
- Optical networking
- Automatic test equipment
- Mobile communications
- Programmable attenuators
- Industrial process control
Q & A
- Q: What is the AD5318BRU used for?
The AD5318BRU is used in various industrial and commercial applications such as precision measurement systems, medical devices, industrial control systems, high-speed data acquisition systems, signal processing, and analog interface applications.
- Q: What is the voltage supply range for the AD5318BRU?
The AD5318BRU operates from a single 2.5 V to 5.5 V supply.
- Q: How many DAC channels does the AD5318BRU have?
The AD5318BRU has 8 DAC channels.
- Q: What is the resolution of the AD5318BRU?
The AD5318BRU has a resolution of 10 bits.
- Q: What type of interface does the AD5318BRU use?
The AD5318BRU uses an SPI/DSP-compatible 3-wire serial interface.
- Q: What is the settling time of the AD5318BRU?
The settling time of the AD5318BRU is 9µs.
- Q: What is the operating temperature range of the AD5318BRU?
The operating temperature range of the AD5318BRU is -40°C to 125°C.
- Q: Is the AD5318BRU RoHS compliant?
Yes, the AD5318BRU is lead-free and RoHS compliant.
- Q: What is the power consumption of the AD5318BRU in power-down mode?
In power-down mode, the AD5318BRU consumes 120 nA @ 3 V and 400 nA @ 5 V.
- Q: Does the AD5318BRU have a power-on reset feature?
Yes, the AD5318BRU has a power-on reset feature that ensures the DAC outputs power up to 0 V.
