Datasheet Operational Amplifiers Input/Output Full Swing Low Supply Current CMOS Operational Amplifiers BU7241G BU7241SG BU7242xxx BU7242Sxxx BU7244xx BU7244Sxx General Description Key Specifications BU7241G, BU7242xxx, BU7244xx are CMOS Operating Supply Voltage Range: operational amplifier of the input/output full +1.8V to +5.5V swing low voltage operation. Also, BU7241SG, Operating Temperature Range: BU7242Sxxx, BU7244Sxx which expanded the BU7241G, BU7242xxx, BU7244xx operating temperature range perform a lineup. It -40C to +85C is most suitable for a sensor amplifier and a BU7241SG, BU7242Sxxx, BU7244Sxx battery-powered equipment to have a low input -40C to +105C bias current, the characteristic of the low supply Supply Current: current. BU7241, BU7241S 70A (Typ) BU7242, BU7242S 180A (Typ) BU7244, BU7244S 360A (Typ) Features Input Offset Current: 1pA (Typ) Operable with Low Voltage Input Bias Current: 1pA (Typ) Operable Input-Output Full Swing Wide Temperature Range Packages W(Typ) x D(Typ) x H(Max) Low Supply Current SSOP5 2.90mm x 2.80mm x 1.25mm Low Input Bias Current SOP8 5.00mm x 6.20mm x 1.71mm MSOP8 2.90mm x 4.00mm x 0.90mm Applications VSON008X2030 2.00mm x 3.00mm x 0.60mm Sensor Amplifier SOP14 8.70mm x 6.20mm x 1.71mm Battery Powered Equipment SSOP-B14 5.00mm x 6.40mm x 1.35mm Portable Equipment Consumer Equipment Simplified Schematic VDD V bias IN+ Class OUT AB control IN- V bias VSS Figure 1. Simplified Schematic (1ch Only) Product structureSilicon monolithic integrated circuit This product has no designed protection against radioactive rays. www.rohm.com TSZ02201-0RAR0G200240-1-2 2013 ROHM Co., Ltd. All rights reserved. 1/44 03.Dec.2014 Rev.003 TSZ2211114001 Datasheet BU7241G BU7241SG BU7242xxx BU7242Sxxx BU7244xx BU7244Sxx Pin Configuration BU7241G, BU7241SG : SSOP5 Pin No. Pin Name IN+ 1 5 VDD 1 IN+ 2 VSS + 2 VSS - 3 IN- 4 OUT IN- 3 4 OUT 5 VDD BU7242F, BU7242SF : SOP8 BU7242FVM, BU7242SFVM : MSOP8 BU7242NUX, BU7242SNUX : VSON008X2030 Pin No. Pin Name 1 OUT1 2 IN1- 1 8 OUT1 VDD 3 IN1+ IN1- CH1 2 7 OUT2 4 VSS + - + 5 IN2+ CH2 IN1+ 3 6 IN2- 6 IN2- - + 7 OUT2 VSS 4 5 IN2+ 8 VDD BU7244F, BU7244SF : SOP14 BU7244FV, BU7244SFV : SSOP-B14 Pin No. Pin Name 1 OUT1 2 IN1- OUT1 1 14 OUT4 3 IN1+ IN1- IN4- 2 13 CH1 CH4 4 VDD - - + + 5 IN2+ IN1+ IN4+ 3 12 6 IN2- VDD VSS 4 11 7 OUT2 8 OUT3 IN3+ IN2+ 5 10 - - + + 9 IN3- CH2 CH3 IN2- 6 9 IN3- 10 IN3+ 11 VSS OUT2 OUT3 7 8 12 IN4+ 13 IN4- 14 OUT4 Package SSOP5 SOP8 VSON008X2030 MSOP8 SOP14 SSOP-B14 BU7241G BU7242F BU7242NUX BU7242FVM BU7244F BU7244FV BU7241SG BU7242SF BU7242SNUX BU7242SFVM BU7244SF BU7244SFV www.rohm.com TSZ02201-0RAR0G200240-1-2 2013 ROHM Co., Ltd. All rights reserved. 2/44 03.Dec.2014 Rev.003 TSZ2211115001