AD8295

Precision Instrumentation Amplifier with Signal Processing Amplifiers AD8295 FEATURES Saves board space Includes precision in-amp, 2 op amps, and 2 matched resistors 4 mm × 4 mm LFCSP No heat slug for more routing room Differential output fully specified In-amp specifications Gain set with 1 external resistor (gain range: 1 to 1000) Input voltage noise: 8 nV/√Hz maximum at 1 kHz CMRR (G = 1): 90 dB minimum Input bias current: 0.8 nA maximum −3 dB bandwidth (G = 1): 1.2 MHz Slew rate: 2 V/μs Wide power supply range: ±2.3 V to ±18 V 1 ppm/°C, 0.03% resistor matching CONNECTION DIAGRAM +VS 16 OUT 15 A2 +IN 14 A2 –IN 13 12 A2 OUT –IN 1 AD8295 A2 RG 2 IA RG 3 A1 +IN 4 5 6 7 11 A1 +IN 10 A1 R1 R1 20kΩ R2 20kΩ 8 9 A1 –IN 07343-001 –VS REF A1 OUT A1 R2 Figure 1. APPLICATIONS Industrial process controls Wheatstone bridges Precision data acquisition systems Medical instrumentation Strain gages Transducer interfaces Differential output Table 1. Instrumentation Amplifiers by Category1 GeneralPurpose AD8220 AD8221 AD8222 AD8224 AD8228 AD8295 1 www.DataSheet.co.kr Zero Drift AD8231 AD8553 AD8555 AD8556 AD8557 AD8293 Military Grade AD620 AD621 AD524 AD526 AD624 Low Power AD8236 AD627 AD623 AD8223 AD8226 AD8227 High Speed PGA AD8250 AD8251 AD8253 See www.analog.com for the latest selection of instrumentation amplifiers. GENERAL DESCRIPTION The AD8295 contains all the components necessary for a precision instrumentation amplifier front end in one small 4 mm × 4 mm pac...