WS4558 LINEAR INTEGRATED CIRCUIT DUAL OPERATIONAL AMPLIFIER DESCRIPTION The WS4558 is a monolithic integrated circuit designed for dual operational amplifier. ＷＳ４５５８Ｄ SOP-8 FEATURES *No frequency compensation required *No latch-up *Large common mode and differential voltage range *Parameter tracking over temperature range *Gain and phase match between amplifiers *Internally frequency compensated *Low noise input transistors ＷＳ４５５８Ｐ PIN CONFIGURATIONS OUT1 1 8 Vcc IN1(-) 2 7 OUT2 IN1(+) 3 6 IN2(-) Vee 4 5 IN2(+) Order Number: WS4558P DIP8 WS4558D SO8 1 DIP-8 WS4558 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL VALUE UNIT Vcc +-22 V Differential input voltage V I(DIFF) +-18 V Power Dissipation DIP-8 PD 600 mW SOP-8 PD 400 mW VI +-15 V Operating Temperature T OPR 0 ~ +70 °C Storage Temperature T STG -65 ~ +150 °C Supply Voltage Input Voltage ELECTRICAL CHARACTERISTICS ( Ta=25°C ,Vcc=15V,Vee=-15V) SYMBOL PARAMETER Supply Cu rrent, all Amp, no load Icc Input offset voltage V IO Input offset current IIO Input bias current IBIAS Large signal voltage gain Gv Common Mode Input Voltage V I(R) Range Common Mode Rejection Ratio CMRR Supply Voltage Rejection Ratio PSRR Output Voltage swing Vo(p-p) Power Consumption Pc Slew Rate SR Rise Time TRIS Overshoot OS Input Resistance Output Resistance Total Harmonic Distortion Ri Ro THD Channel Separation TEST CONDUCTION MIN Rs<10kΩ Vo(p-p)=+-10V,RL<=2kΩ 20 +-12 Rs<=10kΩ Rs<=10kΩ RL>=10kΩ 70 76 +-12 Vi=+-10V,RL>=2kΩ, CL<=100pF Vi=+-20mV,RL>=2kΩ, CL<=100pF Vi=+-20mV,RL>=2kΩ, CL<=100pF 1.2 0.3 f=1kHz,Av=20dB, RL=2kΩ, Vo=2Vpp, CL=100pF Vo1/Vo2 2 TYP 3. 3.5 2 5 30 200 +-13 90 90 +-14 70 2.2 MAX 5.8 6 200 500 UNIT mA mV nA nA V/mV V dB dB 170 V mV V/µs 0.3 µs 15 % 2 75 0.008 MΩ Ω % 120 dB