Overview
The AD5314ARM is a quad 10-bit digital-to-analog converter (DAC) manufactured by Analog Devices Inc. This component is part of the AD5304/AD5314/AD5324 family and is designed for applications requiring multiple voltage output DACs. Although the AD5314ARM is currently listed as obsolete, it remains a significant component in various legacy systems and designs. It operates from a single 2.5 V to 5.5 V supply and features low power consumption and high accuracy.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 10 |
| Number of D/A Converters | 4 |
| Output Type | Voltage - Buffered |
| Package / Case | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Voltage - Supply, Analog | 2.5V ~ 5.5V |
| Voltage - Supply, Digital | 2.5V ~ 5.5V |
| Operating Temperature | -40°C ~ 105°C |
| Settling Time | 9µs |
| Data Interface | SPI, QSPI, MICROWIRE, DSP |
| INL/DNL (LSB) | ±0.5, ±0.05 |
| Power Consumption | 500 μA @ 3 V, 600 μA @ 5 V |
| Power-Down Current | 80 nA @ 3 V, 200 nA @ 5 V |
Key Features
- Quad 10-bit buffered voltage output DACs
- Low power operation: 500 μA at 3 V and 600 μA at 5 V
- Power-down mode to 80 nA at 3 V and 200 nA at 5 V
- Guaranteed monotonic by design over all codes
- On-chip rail-to-rail output buffer amplifiers
- Simultaneous update of outputs via LDAC function
- 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP standards
- Power-on reset to 0 V
Applications
- Portable battery-powered instruments
- Digital gain and offset adjustment
- Programmable voltage and current sources
- Programmable attenuators
- Industrial process controls
Q & A
- What is the resolution of the AD5314ARM DAC?
The AD5314ARM is a 10-bit DAC. - How many DAC channels does the AD5314ARM have?
The AD5314ARM has four DAC channels. - What is the operating voltage range of the AD5314ARM?
The AD5314ARM operates from a single 2.5 V to 5.5 V supply. - What is the power consumption of the AD5314ARM at 3 V and 5 V?
The power consumption is 500 μA at 3 V and 600 μA at 5 V. - Does the AD5314ARM have a power-down mode?
Yes, the AD5314ARM has a power-down mode that reduces the current to 80 nA at 3 V and 200 nA at 5 V. - What type of interface does the AD5314ARM use?
The AD5314ARM uses a 3-wire serial interface compatible with SPI, QSPI, MICROWIRE, and DSP standards. - What is the settling time of the AD5314ARM?
The settling time is 9µs. - Is the AD5314ARM RoHS compliant?
Yes, the AD5314ARM is RoHS compliant in certain versions. - What is the operating temperature range of the AD5314ARM?
The operating temperature range is -40°C to 105°C. - Is the AD5314ARM still in production?
No, the AD5314ARM is currently listed as obsolete.
