Features ● 2-kV ESD Protection (K-Suffix Devices) ● Wide Supply Range: - Single Supply . . . 3 V to 32 V -or Dual Supplies . . ±1.5 V to ±16 V ● Low Supply-Current Drain Independent of Supply Voltage . . . 0.8 mA Typ ● Common-Mode Input Voltage Range Includes Ground, Allowing Direct Sensing Near Ground ● Low Input Bias and Offset Parameters: - Input Offset Voltage . . . 3 mV Typ A Versions . . . 2 mV Typ - Input Offset Current . . . 2 nA Typ - Input Bias Current . . . 20 nA Typ A Versions . . . 15 nA Typ ● Differential Input Voltage Range Equal to Maximum-Rated Supply Voltage . . . 32 V ● Open-Loop Differential Voltage Amplification . . . 100 V/mV Typ ● Internal Frequency Compensatio Quadruple Operational Amplifiers To Other Amplifiers ≈ 6-μA Current Regulator V CC OUT GND IN – IN + ≈ 100-μA Current Regulator ≈ 50-μA Current Regulator ≈ 6-μA Current Regulator ■ schematic (each amplifier) 8 Out 4 Inputs 4 V EE , Gnd Inputs 3 Out 3 9 10 11 12 13 14 2 Out 1 V CC Out 2 1 3 4 5 6 7 * ) Inputs 1 Inputs 2 4 2 3 1 ) * * ) ) * LM324 SOP-14 Unit: mm 7 0.1 14 1.27 0.11 1 8 0.3Min 8.7 ± 0.2 0.4 ± 0.1 0.15 ± 0.1 1.5 ± 0.1 6.2 ± 0.3 4.4 ± 0.2 (MAX 9.05 include BURR) SOP-14 0~8 5.72 0.225 http://www.luguang.cn mail:lge@luguang.cn