Texas Instruments ADS788x ADCs
Texas Instruments ADS788x features a family of high-speed, serial interface analog-to-digital converters (ADCs). The TI ADS7887 is a 10-bit, 1.25MSPS ADC, and the ADS7888 is an 8-bit, 1.25MSPS ADC. These TI ADCs operate from 2.35V up to 5.25V and offer the advantages of low-power consumption and compact size.
Features
- 1.25MHz Sample Rate Serial Device
- 10-Bit Resolution (ADS7887)
- 8-Bit Resolution (ADS7888)
- Zero Latency
- 25MHz Serial Interface
- 2.35V to 5.25V Supply Range
- Typical Power Dissipation at 1.25MSPS
- 3.8mW at 3V VDD
- 8mw at 5V VDD
- ±0.35LSB INL, DNL (ADS7887)
- ±0.15LSB INL, ±0.1LSB DNL (ADS7888)
- 61dB SINAD, –84dB THD (ADS7887)
- 49.5dB SINAD, –67.5dB THD (ADS7888)
- 0V to VDD Unipolar Input Range
- 1µA Power-Down Current
- 15MHz at 3dB Wide Input Bandwidth
- 6-Pin SOT23 and SC70 Packages
Applications
- Base Band Converters in Radio Communication
- Motor Current and Bus Voltage Sensors in Digital Drives
- Optical Networking (DWDM, MEMS-Based Switching)
- Optical Sensors
- Battery-Powered Systems
- Medical Instrumentations
- High-Speed Data Acquisition Systems
- High-Speed Closed-Loop Systems
Functional Block Diagram
Pubblicato: 2009-12-11
| Aggiornato: 2022-03-11