OP07

OP07 Very low offset single bipolar operational amplifier Features ■ Extremely low offset: 150µV/ max. ■ Low input bias current: 1.8nA ■ LOW Vio drift: 0.5µV/°C ■ Ultra stable with time: 2µV/month max. ■ Wide supply voltage range: ±3V to ± 22V ■ Temperature range: 0°C to -105°C Description The OP07 is a very high precision op-amp with an offset voltage maximum of 150µV. Offering also low input current (1.8nA) and high gain (400V/mV), the OP07C is particularly suitable for instrumentation applications. N DIP8 (Plastic package) Pin connections (top view) Offset Null 1 1 Inverting Input 2 Non-inverting Input 3 V CC 4 8 Offset Null 2 7 VCC 6 Output 5 N.C. July 2007 Rev 2 1/8 www.st.com 8 Schematic diagram 1 Schematic diagram OP07 Figure 1. Schematic diagram VCC R2A R2B Offset Null R1A N2 N4 R1B Non-inverting input Inverting input T5 R3 D1 R4 D2 D8 T3 T6 T1 D4 D3 D9 T4 D7 D6 D5 T2 VCC C1 R7 T9 T10 T7 T8 C3 C2 D11 R5 T11 T15 T18 T12 T17 R9 Output R10 T16 T13 T14 D10 R6 R8 Figure 2. Input offset voltage nulling circuit Offset Null 2 20kΩ Offset Null 1 VCC 2/8 OP07 2 Absolute maximum ratings Absolute maximum ratings Table 1. Absolute maximum ratings Symbol Parameter Value Unit VCC Vid Vi Toper Tstg Rthja Rthjc ESD Supply voltage Differential input voltage Input voltage Operating temperature Storage temperature Thermal resistance junction to ambient(1) (2) DIP8 Thermal resistance junction to case(1) (2) DIP8 HBM: human body model(3) ...