Overview
The DAC128S085CIMT is a 12-bit, octal digital-to-analog converter (DAC) produced by Texas Instruments. This device is designed for low-power operation and features rail-to-rail voltage outputs. It is suitable for a wide range of applications, including battery-powered instruments, digital gain and offset adjustment, and industrial automation.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 12 |
| Number of D/A Converters | 8 |
| Settling Time | 8.5 μs (Maximum) |
| Output Type | Voltage - Buffered |
| Differential Output | No |
| Data Interface | SPI, QSPI, MICROWIRE, DSP |
| Reference Type | External |
| Voltage - Supply, Analog/Digital | 2.7 V to 5.5 V |
| INL/DNL (LSB) | ±2, +0.15/-0.09 |
| Architecture | String DAC |
| Operating Temperature | -40°C to 125°C |
| Package/Case | 16-TSSOP (0.173", 4.40mm Width) |
| Power Consumption | 1.95 mW at 3 V, 4.85 mW at 5 V (Typical) |
| Power Down | 0.3 μW at 3 V, 1 μW at 5 V (Typical) |
Key Features
- Low power operation: Consumes 1.95 mW at 3 V and 4.85 mW at 5 V.
- Rail-to-rail voltage output.
- Daisy-chain capability for simultaneous updating of multiple DACs.
- Individual channel power-down capability.
- Dual reference voltages with a range of 0.5 V to V_A.
- Power-on reset to 0 V.
- Simultaneous output updating.
- Wide power supply range (2.7 V to 5.5 V).
- Operating temperature range of -40°C to 125°C.
- Smallest package in the industry for an OCTAL DAC.
Applications
- Battery-powered instruments.
- Digital gain and offset adjustment.
- Industrial automation and process control.
- HART-enabled sensor-transmitter applications.
Q & A
- What is the resolution of the DAC128S085CIMT?
The DAC128S085CIMT has a resolution of 12 bits.
- How many DAC channels does the DAC128S085CIMT have?
The DAC128S085CIMT has 8 DAC channels.
- What is the settling time of the DAC128S085CIMT?
The settling time is 8.5 μs (Maximum).
- What is the power consumption of the DAC128S085CIMT?
The power consumption is 1.95 mW at 3 V and 4.85 mW at 5 V (Typical).
- Can the DAC128S085CIMT be powered down individually?
- What is the operating temperature range of the DAC128S085CIMT?
The operating temperature range is -40°C to 125°C.
- What type of data interface does the DAC128S085CIMT support?
The DAC128S085CIMT supports SPI, QSPI, MICROWIRE, and DSP interfaces.
- Can multiple DAC128S085CIMTs be updated simultaneously?
- What is the package type of the DAC128S085CIMT?
The DAC128S085CIMT is packaged in a 16-TSSOP (0.173", 4.40mm Width).
- What are the typical applications of the DAC128S085CIMT?
The typical applications include battery-powered instruments, digital gain and offset adjustment, industrial automation, and HART-enabled sensor-transmitter applications.
