AN6553 Dual Operational Amplifiers ■ Overview 8 2 7 3 6 4 2.54 9.4±0.3 1 0.5±0.1 1.2±0.25 Unit:mm The AN6553 is a dual operational amplifier with phase compensation circuits built-in. It is suitable for application to various electronic circuits such as active filters audio pre-amplifiers. 5 0.51min. 6.3±0.3 ■ Features 3.8±0.25 (3.45) • Phase compensation circuit built-in • High gain, low noise • Output short-circuit protection • Slew rate:2.0V/µ s typ. + 0.1 3 to 15˚ 0.15 – 0.05 7.62±0.25 8-pin DIL Plastic Package (DIP008-P-0300B) ■ Block Diagram VCC 8 R3 R16 Q10 Q3 Q1 2 Q8 Vin1+ Q15 Q11 Q2 Q28 Q17 Q14 D1 Q29 DZ R12 R7 R5 R20 R13 C2 Q12 Q5 Q7 R1 C1 R2 R18 C4 Q27 Q6 Q4 D2 Q24 Q9 R8 R9 Q21 Q20 1 VO1 4 VEE (GND) 7 VO2 Q19 Q22 R17 R4 Q16 6 Vin2– 5 Vin2+ Q23 R19 R6 3 Q18 Q26 R21 Vin1– Q13 Q25 R15 C3 R14 ■ Absolute Maximum Ratings (Ta=25˚C) Parameter Voltage Symbol Rating Supply voltage VCC ±18 V Differential input voltage VID ±30 V Common-mode input voltage VICM ±15 V PD 500 mW Operating ambient temperature Topr –20 to +75 ˚C Storage temperature Tstg –55 to +150 ˚C Power dissipation Temperature Unit ■ Electrical Characteristics (VCC=15V, VEE=–15V, Ta=25˚C) Parameter Symbol Input offset voltage VI (offset) Input offset current IIO Input bias current IBias Voltage gain GV Maximum output voltage VO (max.) Condition min RS < =10kΩ typ max Unit 0.5 6 mV 5 200 nA 500 nA RL > = 2kΩ, VO=±10V RL > = 10kΩ 86 100 ±12 ±14 V RL > = 2kΩ ±10 ±13 V ±14 V Common-mode input voltage width VCM ±12 Common-mode rejection ratio CMR 70 Supply voltage rejection ratio SVR dB 90 dB 30 150 170 µV/V Power consumption PC RL=∞ 90 Slew rate SR RL > = 2kΩ 2.0 V/µs Equivalent input noise voltage Vni RS=1kΩ, B=10Hz to 30kHz 2.5 µVrms ■ Pin Descriptions ■ Block Diagram Pin No. VO1 1 Vin1– 2 Vin1+ 3 VEE 4 – + – + Pin name 1 Ch.1 output 8 VCC 2 Ch.1 inverting input 7 VO2 3 Ch.1 non inverting input 6 Vin2– 4 VEE 5 Ch.2 non inverting input 6 Ch.2 inverting input 7 Ch.2 output 8 VCC 5 Vin2+ mW ■ Characteristics Curve GV–f VO (max.) –RL Voltage Gain GV (dB) 80 60 40 20 0 1 26 22 18 VCC=15V VEE=–15V Ta=25˚C 14 10 100 10 100 1k 10k 100k 1M 10M 100M 1k 10k VO (max.) –f 32 28 24 20 16 12 8 4 100 1k 10k 15 10 5 10 100 100k Frequency f (Hz) VO – t VCC=15V VEE=–15V RL=2kΩ Ta=25˚C 10 15 10 5 0 –5 –10 –15 8 8 2.6 3.5 6 VCC – DUT + 2kΩ 4 VEE 1.7 RL 4 2 –20 0 0 4 8 12 16 20 0 10 20 30 40 50 60 70 80 90 100 Supply Voltage VCC=–VEE (V) Time t (µs) ■ Application Circuit 2200pF 36kΩ 0.01µF 390kΩ VCC=8 to 30V 100µF 100kΩ – OP. Amp. 2.2kΩ + 33µF 33µF 100kΩ 10k 12 20 –25 1M 1k Frequency f (Hz) Output Voltage VO (V) Maximum Output Voltage VO (max.) (V) VCC=15V VEE=–15V Ta=25˚C 10 20 100k 25 1 VCC=15V VEE=–15V RS=1kΩ, GV=40dB, Ta=25˚C VO (max.) –VCC, VEE 40 36 25 Load Resistance RL (Ω) Frequency f (Hz) Maximum Output Voltage VO (max.) (V) Equivalent Input Noise Voltage Vni (nV/Hz) VCC=15V VEE=–15V Ta=25˚C 100 0 Vni – f 30 Maximum Output Voltage VO (max.) (V) 120 47µF 1kΩ RIAA Pre-amp. (Single voltage operation) 10kΩ