(China (Mainland))
Product Summary
The ADS1225IR is a 24-bit delta-sigma analog-to-digital (A/D) converter. The device offers excellent performance, ease-of-use, and low power in a small 4mm × 4mm QFN package and is well-suited for demanding high-resolution measurements, especially in portable and other space-saving and power-constrained applications. The applications of the ADS1225IR include Hand-Held Instrumentation, Portable Medical Equipment and Industrial Process Control.
Parametrics
ADS1225IR absolute maximum ratings: (1)AVDD to GND: –0.3 to +6 V; (2)DVDD to GND: –0.3 to +6 V; (3)Input current: 100, momentary mA; 10, continuous mA; (4)Analog input voltage to GND: –0.3 to AVDD +0.3 V; (5)Digital input voltage to GND: –0.3 to to AVDD +0.3 V; (6)Maximum junction temperature: +150℃; (7)Operating temperature range: –55 to +125℃; (8)Storage temperature range: –50 to +150℃.
Features
ADS1225IR features: (1)100SPS Data Rate (High-Speed Mode); (2)Single-Cycle Settling; (3)Easy Conversion Control with START Pin; (4)Automatic Shutdown; (5)Low Noise: 4 μ V RMS Noise (High-Resolution Mode); (6)Voltage Reference Supports Ratiometric Measurements; (7)Self-Calibrating; (8)Simple Read-Only 2-Wire Serial Interface; (9)Internal High-Impedance Input Buffer; (10)Internal Temperature Sensor; (11)Internal Oscillator; (12)Low-Power: 1mW While Operating, < 1 μ A During Shutdown; (13)Analog and Digital Supplies: 2.7V to 5.5V.
Diagrams
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 ADS1225IRGVR |
Texas Instruments |
ADC (A/D Converters) 24-Bit 100SPS ADC |
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ADS1225IRGVRG4 |
Texas Instruments |
ADC (A/D Converters) 24-Bit 100SPS ADC |
Data Sheet |
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ADS1225IRGVT |
Texas Instruments |
ADC (A/D Converters) 24-Bit 100SPS ADC |
Data Sheet |
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ADS1225IRGVTG4 |
Texas Instruments |
ADC (A/D Converters) 24-Bit 100SPS ADC |
Data Sheet |
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