規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | DAC |
| Number of Channels | 1 |
| Resolution(Bits) | 16 b |
| Data Interface | SPI |
| Voltage Supply Source | Analog and Digital |
| Voltage - Supply | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 105°C |
| Mounting Type | Surface Mount |
概述
Description
The DAC161S997RGHR is a 16-bit, single-channel, current-output digital-to-analog converter (DAC) from Texas Instruments, designed for 4–20 mA current-loop applications in industrial systems.
### Key Features:
- 16-bit resolution for precise analog output.
- 4–20 mA, 0–20 mA, or 0–24 mA output ranges.
- SPI interface for digital communication.
- Integrated diagnostics (open/short-circuit detection).
- Low power consumption (3.3V or 5V supply).
- Robust industrial-grade performance (–40°C to +125°C).
### Applications:
- Process control (PLC, sensors).
- Factory automation.
- Smart transmitters.
Packaged in a VQFN-16 (RGHR), it ensures compact and reliable operation.
[For details, refer to the datasheet on TI’s website.]
### Key Features:
- 16-bit resolution for precise analog output.
- 4–20 mA, 0–20 mA, or 0–24 mA output ranges.
- SPI interface for digital communication.
- Integrated diagnostics (open/short-circuit detection).
- Low power consumption (3.3V or 5V supply).
- Robust industrial-grade performance (–40°C to +125°C).
### Applications:
- Process control (PLC, sensors).
- Factory automation.
- Smart transmitters.
Packaged in a VQFN-16 (RGHR), it ensures compact and reliable operation.
[For details, refer to the datasheet on TI’s website.]
Equivalent
Equivalent products to the DAC161S997RGHR (16-bit, current-output DAC with HART modem) include:
- AD5421 (Analog Devices)
- AD5420 (Analog Devices)
- MAX5216 (Maxim Integrated)
These alternatives offer similar 16-bit resolution, current-output (4–20mA), and HART compatibility for industrial applications. Check datasheets for exact feature matching.
- AD5421 (Analog Devices)
- AD5420 (Analog Devices)
- MAX5216 (Maxim Integrated)
These alternatives offer similar 16-bit resolution, current-output (4–20mA), and HART compatibility for industrial applications. Check datasheets for exact feature matching.
Pinout
The DAC161S997RGHR is a 16-bit digital-to-analog converter (DAC) with a 20-pin VQFN package.
Key Functions:
- 4-20 mA current loop transmitter for industrial applications.
- SPI interface for digital communication.
- Integrated voltage reference (2.5 V) and current/voltage output.
- Low power consumption and high accuracy.
Pin Count: 20 pins (VQFN package).
This DAC is commonly used in process control and automation systems.
Key Functions:
- 4-20 mA current loop transmitter for industrial applications.
- SPI interface for digital communication.
- Integrated voltage reference (2.5 V) and current/voltage output.
- Low power consumption and high accuracy.
Pin Count: 20 pins (VQFN package).
This DAC is commonly used in process control and automation systems.
Manufacturer
The DAC161S997RGHR is manufactured by Texas Instruments (TI), a leading American semiconductor company. TI specializes in designing and producing analog and embedded processing chips, including data converters, amplifiers, and microcontrollers. Known for innovation and reliability, TI serves industries like automotive, industrial, and consumer electronics. The DAC161S997RGHR is a precision 16-bit digital-to-analog converter (DAC) designed for industrial applications, such as process control and automation.
Package
The DAC161S997RGHR is a 16-bit digital-to-analog converter (DAC) in a VQFN-16 (RGH) package. This 4x4 mm, 16-pin quad flat no-lead (QFN) package features a thermally enhanced exposed pad for improved heat dissipation. It is surface-mountable, compact, and suitable for industrial applications requiring high precision and reliability.
