Overview
The TLV5626IDR is a dual 8-bit digital-to-analog converter (DAC) produced by Texas Instruments. This device operates on a single supply voltage ranging from 2.7 V to 5.5 V and is designed for low-power applications. It features a flexible 3-wire serial interface compatible with TMS320 and SPI, QSPI, and Microwire serial ports. The TLV5626IDR includes an internal precision voltage reference and a power-down mode, making it suitable for various industrial and commercial applications.
Key Specifications
| Parameter | Min | Max | Unit | |
|---|---|---|---|---|
| Supply Voltage (VDD to AGND) | 2.7 | - | 5.5 | V |
| Reference Input Voltage Range | -0.3 | - | VDD + 0.3 | V |
| Digital Input Voltage Range | -0.3 | - | VDD + 0.3 | V |
| Power Supply Current (VDD = 5 V, Fast Mode, Int. Ref.) | 4.2 | - | 7 | mA |
| Power Supply Current (VDD = 3 V, Fast Mode, Int. Ref.) | 3.7 | - | 6.3 | mA |
| Settling Time (Fast Mode) | - | 0.8 | - | µs |
| Settling Time (Slow Mode) | - | 2.8 | - | µs |
| Operating Free-Air Temperature (TLV5626I) | -40 | - | 85 | °C |
| Load Resistance (RL) | - | - | 2 | kΩ |
| Load Capacitance (CL) | - | - | 100 | pF |
| Clock Frequency (fCLK) | - | - | 20 | MHz |
Key Features
- Dual 8-bit voltage output DAC with internal reference and power-down mode.
- Programmable settling time: 0.8 µs in Fast Mode, 2.8 µs in Slow Mode.
- Compatible with TMS320 and SPI, QSPI, and Microwire serial ports.
- Differential nonlinearity < 0.1 LSB (typical), monotonic over temperature.
- On-chip programmable precision voltage reference, capable of sourcing up to 1 mA.
- Class AB output stage for improved stability and reduced settling time.
- Available in an 8-pin SOIC package.
- Single supply operation from 2.7 V to 5.5 V.
Applications
- Digital servo control loops.
- Digital offset and gain adjustment.
- Industrial process control.
- Machine and motion control devices.
- Mass storage devices.
Q & A
- What is the operating voltage range of the TLV5626IDR?
The TLV5626IDR operates on a single supply voltage ranging from 2.7 V to 5.5 V.
- What is the settling time in Fast Mode and Slow Mode?
The settling time is 0.8 µs in Fast Mode and 2.8 µs in Slow Mode.
- Is the TLV5626IDR compatible with any specific serial ports?
Yes, it is compatible with TMS320 and SPI, QSPI, and Microwire serial ports.
- What is the differential nonlinearity of the TLV5626IDR?
The differential nonlinearity is less than 0.1 LSB (typical).
- Can the TLV5626IDR be used as a system reference?
Yes, the on-chip programmable precision voltage reference can source up to 1 mA and can be used as a system reference.
- What is the maximum clock frequency for the TLV5626IDR?
The maximum clock frequency is 20 MHz.
- What are the operating temperature ranges for the TLV5626IDR?
The operating free-air temperature range is -40°C to 85°C for the TLV5626I model.
- What is the load resistance and capacitance recommended for the TLV5626IDR?
The recommended load resistance is 2 kΩ and the load capacitance is 100 pF.
- Is the TLV5626IDR suitable for industrial applications?
Yes, it is suitable for various industrial and commercial applications due to its robust specifications and features.
- What package type is the TLV5626IDR available in?
The TLV5626IDR is available in an 8-pin SOIC package.
