Overview
The TLC7528CNS, produced by Texas Instruments, is a dual 8-bit digital-to-analog converter (DAC) designed for high-performance applications. This device features separate on-chip data latches for each DAC, ensuring exceptionally close DAC-to-DAC matching. It is easily interfaced to microprocessors and is compatible with various microprocessor buses and output ports. The TLC7528CNS operates in voltage mode, producing a voltage output, and is suitable for microprocessor-controlled gain-setting and signal-control applications.
Key Specifications
| Parameter | Value |
|---|---|
| Resolution | 8 bits |
| Linearity Error | 1/2 LSB |
| Power Dissipation at VDD = 5V | 20 mW (typical) |
| Settling Time at VDD = 5V | 100 ns |
| Propagation Delay Time at VDD = 5V | 80 ns |
| Operating Voltage Range | 5V to 15V |
| Operating Temperature Range | TLC7528C: 0°C to 70°C TLC7528I: -25°C to 85°C TLC7528E: -40°C to 85°C |
| Storage Temperature Range | -65°C to 150°C |
| Peak Input Current | 10 µA |
Key Features
- Easily interfaced to microprocessors with on-chip data latches.
- Monotonic over the entire A/D conversion range.
- Interchangeable with Analog Devices AD7528 and PMI PM-7528.
- Fast control signaling for Digital Signal Processor (DSP) applications, including interface with TMS320.
- Voltage-mode operation producing a voltage output rather than a current output.
- CMOS technology.
- 2- or 4-quadrant multiplying capability.
- Segmenting of high-order bits to minimize glitches.
Applications
The TLC7528CNS is suitable for a variety of applications, including:
- Microprocessor-controlled gain-setting and signal-control applications.
- Digital Signal Processor (DSP) applications.
- Programmable window detectors and comparators.
- Digitally-controlled signal attenuators, such as in stereo audio and telephone signal level control.
- Interfaces with microprocessors like Intel 8051, 6800, and Z-80A.
Q & A
- What is the resolution of the TLC7528CNS?
The resolution of the TLC7528CNS is 8 bits. - What is the operating voltage range of the TLC7528CNS?
The operating voltage range is from 5V to 15V. - What are the operating temperature ranges for the different versions of the TLC7528?
TLC7528C: 0°C to 70°C, TLC7528I: -25°C to 85°C, TLC7528E: -40°C to 85°C. - Can the TLC7528CNS be used with different microprocessors?
Yes, it can be easily interfaced with various microprocessors such as Intel 8051, 6800, and Z-80A. - What is the power dissipation of the TLC7528CNS at VDD = 5V?
The power dissipation is typically 20 mW at VDD = 5V. - Is the TLC7528CNS compatible with other DAC models?
Yes, it is interchangeable with Analog Devices AD7528 and PMI PM-7528. - What is the settling time of the TLC7528CNS at VDD = 5V?
The settling time is 100 ns at VDD = 5V. - Can the TLC7528CNS be used in DSP applications?
Yes, it is designed for fast control signaling in DSP applications, including interface with TMS320. - What technology is used in the TLC7528CNS?
The TLC7528CNS uses CMOS technology. - What are some common applications of the TLC7528CNS?
Common applications include microprocessor-controlled gain-setting, signal-control, programmable window detectors, and digitally-controlled signal attenuators.
