AD7890SQ-10

The AD7890SQ-10 is an eight-channel 12-bit data acquisition system. The features of AD7890SQ-10 are: (1)Fast 12-Bit ADC with 5.9 ms Conversion Time; (2)Eight Single-Ended Analog Input Channels; (3)Selection of Input Ranges; (4)Allows Separate Access to Multiplexer and ADC; (5)On-Chip Track/Hold Amplifier; (6)On-Chip Reference; (7)High Speed, Flexible, Serial Interface; (8)Single Supply, Low Power Operation (50 mW max); (9)Power-Down Mode (75 mW typ).

The following is about the absolute maximum ratings of AD7890SQ-10: (1)VDD to AGND: 0.3 V to +7 V; (2)VDD to DGND: 0.3 V to +7 V; (3)Analog Input Voltage to AGND: ±17 V; (4)Reference Input Voltage to AGND: 0.3 V to VDD + 0.3 V; (5)Digital Input Voltage to DGND: 0.3 V to VDD + 0.3 V; (6)Digital Output Voltage to DGND: 0.3 V to VDD + 0.3 V; (7)Operating Temperature Range Commercial (A, B Versions): 40 to +85; (8)Extended (S Version): 55 to +125; (9)Storage Temperature Range: 65 to +150; (10)Junction Temperature: +150.

The electrical characteristics of the AD7890SQ-10 are: (1)Plastic DIP Package, Power Dissipation: 450 mW; (2)qJA Thermal Impedance: 130/W; (3)Lead Temperature (Soldering, 10 sec): +260; (4)Cerdip Package, Power Dissipation: 450 mW; (5)qJA Thermal Impedance: 125/W; (6)Lead Temperature (Soldering, 10 sec): +300; (7)SOIC Package, Power Dissipation: 450 mW; (8)qJA Thermal Impedance: 170/W; (9)Lead Temperature, Soldering: Vapor Phase (60 sec) +215, Infrared (15 sec) +220.