LM358S, LM2904S Single Supply Dual Operational Amplifiers Utilizing the circuit designs perfected for Quad Operational Amplifiers, these dual operational amplifiers feature low power drain, a common mode input voltage range extending to ground/V , and EE LM358S, LM2904S 3.0 V to V CC(max) V V CC CC 1.5 V to V CC(max) 1 1 2 2 1.5 V to V EE(max) V EE V /GND EE Single Supply Split Supplies Figure 1. Bias Circuitry Common to Both Output Amplifiers V CC Q15 Q22 Q16 Q14 Q13 40 k Q19 5.0 pF Q12 Q24 25 Q23 Q20 Q18 Inputs Q11 Q9 Q21 Q17 Q25 Q6 Q7 Q2 Q5 Q1 2.4 k Q8 Q10 Q3 Q4 Q26 2.0 k V /GND EE Figure 2. Representative Schematic Diagram (OneHalf of Circuit Shown)