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10-/8-Bit 1.25-MSPS Micro-Power Miniature SAR ADC
Texas Instruments
Description
The ADS7887 is a 10-bit, 1.25-MSPS analog-to-digital converter (ADC), and the ADS7888 is a 8-bit, 1.25-MSPS ADC. The devices include a capacitor based SAR A/D converter with inherent sample and hold. The serial interface in each device is controlled by the CS
Features
1.25-MHz Sample Rate Serial Device 10-Bit Resolution - ADS7887 8-Bit Resolution - ADS7888 Zero Latency 25-MHz Serial Interface Supply Range: 2.35 V to 5.25 V Typical Power Dissipation at 1.25 MSPS: 3.8 mW at 3-V VDD 8 mw at 5-V VDD ±0.35 LSB INL, DNL - ADS7887 ±0.15 LSB INL, ±0.1 LSB DNL - ADS7888 61dB SINAD, -84 dB THD - ADSA7887 49.5 dB SINAD, -67.5 dB THD - ADS7888 Unipolar Input Range: 0 V to VDD Power Down Current: 1 µA Wide Input Bandwidth: 15 MHz at 3 dB 6-Pin SOT23 and SC70 Packages APPLICATIONS Base Band Converters in Radio Communication Motor Current/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
Related Datasheets
| Part Number | Description | Category |
| • ADS1000 | Low Power, 12-Bit Analog-to-Digital Converter (Rev. A) | Cards and Modules |
| • ADS7868 | 1.2-V 12/10/8-Bit 200-KSPS/100-KSPS MICRO-POWER MINIATURE ADC s/Serial Interface | Cards and Modules |
| • ADS7886 | 12-Bit, 1-MSPS, Micro-Power Miniature SAR ADC | Cards and Modules |
| • ADS7887 | 10-/8-Bit 1.25-MSPS Micro-Power Miniature SAR ADC | Cards and Modules |
| • OPA333 | 1.8V, microPOWER CMOS Operational Amplifiers Zero-Drift Series (Rev. C) | Actives - Sensors and Transducers |
| • OPA365 | 2.2V, 50MHz, Low-Noise Single-Supply Rail-to-Rail Operational Amplifiers (Rev. C) | Actives - Sensors and Transducers |
| • REF5025 | Low-Noise, Very Low Drift, Precision Voltage Reference | ICs, Interface |
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