ROHM BU7464F Technical Note

Operational Amplifiers / Comparators

Ground Sense Low Voltage Operation CMOS Operational Amplifiers BU7461G, BU7461SG, BU7441G, BU7441SG, BU7462F/FVM/NUX, BU7462SF/FVM/NUX, BU7442F/FVM/NUX, BU7442SF/FVM/NUX, BU7464F, BU7464SF, BU7444F, BU7444SF, BU7465HFV, BU7465SHFV, BU7445HFV, BU7445SHFV No.10049JET21

●Description Low Voltage CMOS Op-Amp integrates one or two independent outputs full swing Op-Amps and phase compensation capacitors on a single chip. Especially, this series is operable with low voltage, low supply current and low input bias current.

Ground Sense : BU7461 (BU7461S) family, BU7441 (BU7441S) family, BU7462 (BU7462S) family, BU7442 (BU7442S) family, BU7464 (BU7464S) family, BU7444 (BU7444S) family, BU7465 (BU7465S) family, BU7445 (BU7445S) family,

●Features 1) Operable with low voltage 6) High open loop voltage gain +1.7[V] ~ +5.5[V] (Single supply) : 7) Low supply current BU7461/BU7441 family, BU7462/BU7442 family (BU7441 family, BU7442 family) BU7464/BU7444 family, BU7465/BU7445 family (BU7445 family, BU7444 family) 2) Input Ground Sense, Output Full Swing 8) Low input bias current 1[p A](Typ.) 3) High speed operation (BU7461 family, BU7462 family) 9) ESD protection circuit 4) Internal phase compensation Human body mode (HBM)±4000[V](Typ.) 5) Wide temperature range -40[℃] ~ +85[℃] (BU7461G, BU7462 family, BU7464F, BU7465HFV) (BU7441G, BU7442 family, BU7444F, BU7445HFV) -40[℃] ~ +105[℃] (BU7461SG, BU7462S family, BU7464SF, BU7465SHFV) (BU7441SG, BU7442S family, BU7444SF, BU7445SHFV)

Ground Sense High speed Single BU7461G (BU7461SG:Operation guaranteed up to +105℃)

BU7465HFV (BU7465SHFV::Operation guaranteed up to +105℃)

Dual BU7462F/FVM/NUX (BU7462S F/FVM/NUX:Operation guaranteed up to +105℃)

Quad BU7464F (BU7464SF:Operation guaranteed up to +105℃)

Low power Single BU7441G (BU7441SG:Operation guaranteed up to +105℃)

BU7445HFV (BU7445SHFV:Operation guaranteed up to +105℃)

Dual BU7442F/FVM/NUX (BU7442S F/FVM/NUX:Operation guaranteed up to +105℃)

Quad BU7444F (BU7444SF:Operation guaranteed up to +105℃)

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