TL071, TL071A, TL071B, TL071H TL072, TL072A, TL072.
Texas Instruments
TL072H - Low-Noise JFET-Input Operational Amplifiers
TL071, TL071A, TL071B, TL071H TL072, TL072A, TL072B, TL072H, TL072M TL074, TL074A, TL074B, TL074H, TL074M SLOS080V – SEPTEMBER 1978 – REVISED APRIL 20.