Overview
The DAC8162TDGSR is a low-power, dual-channel, 14-bit digital-to-analog converter (DAC) produced by Texas Instruments. This device is part of the DAC816xT family, which includes internal references and is designed for high accuracy and low power consumption. The DAC8162TDGSR features a versatile three-wire serial interface compatible with standard SPI, QSPI, Microwire, and DSP interfaces, operating at clock rates up to 50 MHz. It is ideal for portable, battery-operated equipment due to its low power consumption and small footprint.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | DAC8162TDGSR |
| Number of Bits | 14 |
| Number of D/A Converters | 2 |
| Settling Time | 10µs (Typ) |
| Output Type | Voltage - Buffered |
| Differential Output | No |
| Data Interface | SPI, DSP |
| Reference Type | External, Internal |
| Voltage - Supply, Analog/Digital | 2.7 V ~ 5.5 V |
| INL/DNL (LSB) | ±1, ±0.1 |
| Architecture | String DAC |
| Operating Temperature | -40°C ~ 125°C |
| Package / Case | 10-VSSOP, 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
Key Features
- Relative Accuracy: 4 LSB INL at 16 Bits
- Low Glitch Impulse: 0.1 nV-s
- Bidirectional Reference Pin: Input or 2.5-V Output
- 4-ppm/°C Temperature Drift (Typ)
- Power-On Reset to Zero Scale or Mid-Scale
- Low-Power: 4 mW at 5-V AVDD
- Wide Power-Supply Range: 2.7 V to 5.5 V
- 50-MHz SPI With Schmitt-Triggered Inputs
- LDAC and CLR Functions
- Output Buffer With Rail-to-Rail Operation
- Pin-to-Pin Compatible With DAC8562 Family
- 5-V TTL I/O Enabled
- Packages: WSON-10 (3 mm × 3 mm), VSSOP-10
Applications
The DAC8162TDGSR is suitable for a variety of applications, particularly in portable and battery-operated equipment. It is commonly used in industrial control systems, medical devices, and consumer electronics where low power consumption and high accuracy are crucial. Other applications include data acquisition systems, test and measurement equipment, and any system requiring precise digital-to-analog conversion.
Q & A
- What is the resolution of the DAC8162TDGSR?
The DAC8162TDGSR has a resolution of 14 bits. - How many D/A converters does the DAC8162TDGSR have?
The DAC8162TDGSR has two D/A converters. - What is the typical settling time of the DAC8162TDGSR?
The typical settling time is 10µs. - What data interfaces are supported by the DAC8162TDGSR?
The device supports SPI, DSP, QSPI, and Microwire interfaces. - What is the operating temperature range of the DAC8162TDGSR?
The operating temperature range is -40°C to 125°C. - Does the DAC8162TDGSR have an internal reference?
Yes, it includes a 2.5-V, 4-ppm/°C internal reference. - What is the power consumption of the DAC8162TDGSR at 5 V?
The power consumption is typically 4 mW at 5-V AVDD. - Is the DAC8162TDGSR RoHS compliant?
Yes, the DAC8162TDGSR is RoHS compliant. - What package types are available for the DAC8162TDGSR?
The device is available in VSSOP-10 and WSON-10 packages. - Does the DAC8162TDGSR have a power-down feature?
Yes, it has a power-down feature that reduces current consumption to typically 550 nA at 5 V.
