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DAC7611U/2K5
+NomenclatureIC DAC 12BIT V-OUT 8SOIC
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FabricantTexas Instruments
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Pièce fabricant #DAC7611U/2K5
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Package SOIC-8
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En stock7423
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| NumberofBits | 12 |
| NumberofD/AConverters | 1 |
| SettlingTime | 7µs (Typ) |
| OutputType | Voltage - Buffered |
| DifferentialOutput | No |
| DataInterface | SPI |
| ReferenceType | Internal |
| Voltage-SupplyAnalog | 5V |
| Voltage-SupplyDigital | 5V |
| INL/DNL(LSB) | ±0.5, ±0.5 |
| Architecture | R-2R |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
Présentation
Description
Key features:
- 12-bit resolution
- Low power consumption (3mW typical)
- Fast settling time (10µs to ±0.5 LSB)
- On-chip output buffer amplifier
- Power-on reset to zero-scale
Applications include process control, automated test equipment, and data acquisition systems. The DAC7611U/2K5 comes in an 8-pin SOIC package, making it compact for space-constrained designs.
For detailed specs, refer to the datasheet.
Equivalent
- DAC7611U (same series, different package)
- DAC7612 (dual-channel version)
- AD5621 (Analog Devices, 12-bit DAC)
- MCP4921 (Microchip, 12-bit SPI DAC)
- MAX521 (Maxim Integrated, 12-bit DAC)
Check pin compatibility, voltage range, and interface (serial/parallel) before substitution. For exact replacements, refer to datasheets or distributors like TI, Analog Devices, or Microchip.
Features
- Resolution: 12-bit
- Interface: Serial (SPI-compatible)
- Supply Voltage: Single +5V
- Output Range: 0V to +2.5V (unbuffered)
- Low Power: 4mW typical
- Settling Time: 10µs
- Package: 8-pin SOIC
- Internal Reference: No (external reference required)
- Power-On Reset: Output defaults to zero-scale
Ideal for low-power, compact applications requiring precise analog output.
Pinout
- Pin Count: 8 pins (SOIC package)
- Functions:
- VDD (Pin 8): Power supply (+5V)
- GND (Pin 4): Ground
- VOUT (Pin 5): Analog output (0V to 2.5V)
- CS (Pin 1): Chip select (active low)
- SCLK (Pin 2): Serial clock input
- SDI (Pin 3): Serial data input
- LDAC (Pin 6): Load DAC (updates output on falling edge)
- CLR (Pin 7): Asynchronous clear (resets output to zero)
It uses a 3-wire SPI-compatible interface and operates with a 2.5V internal reference. The output range is 0V to 2.5V, making it suitable for low-voltage applications.
Manufacturer
The DAC7611U/2K5 is a 12-bit digital-to-analog converter (DAC) with serial interface, reflecting TI's expertise in precision analog components.
Application
- Industrial Automation: Process control, PLCs, and motor control.
- Test & Measurement: Signal generation and calibration equipment.
- Medical Devices: Patient monitoring and diagnostic systems.
- Automotive: Sensor calibration and actuator control.
- Communications: Base station tuning and RF signal control.
Its low power consumption, single-supply operation (5V), and serial interface make it suitable for embedded systems and portable devices.