DESCRIPTION
Additionally, the signal is converted from a single ended to a differential signal pair for applications reuiring signal isolation from DC grounded. The four channel’s gains are matched within 1dB. DIP18 ORDERING NUMBER: TDA7237 BLOCK DIAGRAM VCC 10µF 10µF C(ext) 18 BIAS GENERATOR 17 16 CH1 15 CH1I GND 3 5 CH1Iout CH1Nout CH2I 10µF 4 14 CH2 13 CH2Iout CH2Nout CH3I 10µF 7 12 CH3 11 CH3Iout CH3Nout CH4I 10µF 8 1,2,6 N.C. 10 CH4 9 CH4Iout CH4Nout D95AU385 November 1995 1/5 This is advanced information on a new product now in development or undergoing evaluation. Details are subject to change without notice. TDA7237 ABSOLUTE MAXIMUM RATINGS
Symbol VS Ptot Tamb Tstg Supply Voltage Total Power Dissipation Operating Ambient Temperature Storage Temperature Parameter Value 20 750 -40 to 85 -55 to 150 Unit V mW °C °C PIN CONNECTION N.C. N.C. CH1I CH2I GND N.C. CH3I CH4I CH4NO 1 2 3 4 5 6 7 8 9 D95AU386 18 17 16 15 14 13 12 11 10 CEXT VS CH1IO CH1NO CH2IO CH2NO CH3IO CH3NO CH4IO THERMAL DATA Symbol Rth j-pins Parameter Thermal Resistance junction - pins Value 90 Unit °C/W PIN FUNCTIONS N.
STMicroelectronics
