Overview
The TLC7528CDWR, produced by Texas Instruments, is a dual 8-bit digital-to-analog converter (DAC) designed for a wide range of applications. This device features separate on-chip data latches and is characterized by its exceptionally close DAC-to-DAC matching. It operates from a 5V to 15V power supply and is suitable for microprocessor-controlled gain-setting and signal-control applications. The TLC7528CDWR is available in a 20-pin SOIC package and is known for its ease of interface with microprocessors and digital signal processors (DSPs), including the TMS320 series.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Resolution | 8 bits | |
| Linearity Error | ±0.5 LSB | |
| Power Dissipation at VDD = 5V | 20 mW | |
| Settling Time at VDD = 5V | 100 ns | |
| Propagation Delay Time at VDD = 5V | 80 ns | |
| Operating Temperature Range | 0°C to 70°C (TLC7528C), -25°C to 85°C (TLC7528I), -40°C to 85°C (TLC7528E) | °C |
| Supply Voltage | 5V to 15V | V |
| Package Type | 20-pin SOIC | |
| Reference Type | External | |
| Output Type | Current - Unbuffered |
Key Features
- Easily interfaced to microprocessors
- 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 DSP applications, including interface with TMS320
- Voltage-mode operation
- CMOS technology
Applications
The TLC7528CDWR is versatile and can be used in various applications, including:
- Microprocessor-controlled gain-setting and signal-control applications
- Digital signal processing (DSP) applications
- Programmable attenuators for audio and telephone signal level control
- Digitally-controlled state-variable filters
- Programmable window comparators for upper and lower limit testing
Q & A
- What is the resolution of the TLC7528CDWR?
The TLC7528CDWR has a resolution of 8 bits. - What is the typical power dissipation of the TLC7528CDWR at VDD = 5V?
The typical power dissipation is 20 mW. - What is the settling time of the TLC7528CDWR at VDD = 5V?
The settling time is 100 ns. - What is the operating temperature range for the TLC7528C?
The operating temperature range for the TLC7528C is 0°C to 70°C. - Can the TLC7528CDWR be used in DSP applications?
Yes, it is designed for fast control signaling in DSP applications, including interface with TMS320 series. - What type of package does the TLC7528CDWR come in?
The TLC7528CDWR comes in a 20-pin SOIC package. - Is the TLC7528CDWR interchangeable with other DACs?
Yes, it is interchangeable with Analog Devices AD7528 and PMI PM-7528. - What is the reference type for the TLC7528CDWR?
The reference type is external. - What is the output type of the TLC7528CDWR?
The output type is current - unbuffered. - What are some common applications of the TLC7528CDWR?
Common applications include microprocessor-controlled gain-setting, DSP applications, programmable attenuators, and digitally-controlled state-variable filters.
