Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A General Description Features The AZ4558A consists of two low noise, high performance operational amplifiers. It is specially suitable for applications in differential-in, differential-out as well as in industrial measurement tools and applications where gain and phase matched channels are mandatory. · · · Operating voltage: ±2V ~ ±18V Large DC voltage gain: 110 dB Low input noise voltage: 1µVRMS · · · Wide gain bandwidth product: 7 MHz Slew rate: 3V/µs Package outline: DIP8, SOIC8 The IC features monolithic silicon chip, internal frequency compensation, low noise, low distortion, wide operating voltage range, high gain and high bandwidth. The AZ4558A can operate under dual power supply voltage up to ±18V or single power supply up to 36V. Applications · · · Audio AC-3 decoded system Audio amplifier AC/DC converter DIP-8 SOIC-8 Figure 1. Package Types of AZ4558A August 2003 1 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Pin Configuration SOIC-8/DIP-8 OUTPUT 1 1 8 VCC INPUT 1- 2 7 OUTPUT 2 INPUT 1+ 3 6 INPUT 2- VEE 4 5 INPUT 2+ Top View Figure 2. Pin Configuration of AZ4558A Functional Block Diagram VCC OUTPUT -INPUT +INPUT VEE Figure 3. Representative Schematic Diagram of AZ4558A (Each Amplifier) August 2003 2 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Ordering Information Package SOIC-8 DIP-8 Temperature Range Part Number Marking ID Packing Type AZ4558AM 4558AM Tube/Tape/Reel AZ4558AP AZ4558AP Tube -40oC to 85oC AZ 4558A Y Circuit Type Package M: SOIC-8 P: DIP-8 Absolute Maximum Ratings (Note 1) Parameter Symbol Value VCC + 20 VEE - 20 Differential Input Voltage VID ± 30 V Input Voltage VIC ± 15 V Power Dissipation PD Operating Temperature Range TOP -40 to 85 oC Storage Temperature Range TSTG -60 to 150 oC Power Supply Voltage Unit V DIP 800 SOIC 800 mW ESD (Human Body Model) 3000 V ESD (Machine Model) 400 V Note 1: Stresses greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated under "Recommended Operating Conditions" is not implied. Exposure to "Absolute Maximum Ratings" for extended periods may affect device reliability. Recommended Operating Conditions Parameter Min Max Unit Supply Voltage ±2 ± 18 V August 2003 3 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Electrical Characteristics Operating Conditions: VCC = +15V, VEE = - 15V, TA= 25oC unless otherwise specified. Parameter Min Typ Max Unit - 0.5 3 mV Input Bias Current - 65 250 nA Input Offset Current - 5 50 nA Input Offset Voltage Conditions RS ≤ 10ΚΩ Supply Current - 2.5 4 mA RL ≥ 2ΚΩ, VO = ± 10V 85 110 - dB Common Mode Rejection Ratio RS ≤ 10ΚΩ 80 100 - dB Power Supply Rejection Ratio RS ≤ 10ΚΩ 80 100 - dB RL≥2KΩ ±10 ±13 - RL≥10KΩ ±12 ±14 - Large Signal Voltage Gain Output Voltage Swing V Output Sink Current V-=1V, V+ =0V, VO=2V 70 mA Output Source Current V+ =1V, V-=0V, VO=2V 45 mA Slew Rate - 3 - V / µS Equivalent Input Noise Voltage RIAA, Rs=1KΩ, 30KHz LPF - 1 - µVRMS Gain Bandwidth Product f = 10KHz - 7 - MHz August 2003 4 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Typical Performance Characteristics 120 30 VCC=15V, VEE=-15V 100 25 o RL=2KΩ,TA=25 C 90 Output Voltage Swing (V) Open Loop Voltage Gain (dB) 110 80 70 60 50 40 30 20 15 10 VCC=15V,VEE=-15V, o 20 RL=2KΩ, TA=25 C 5 10 0 1 10 100 1k 10k 100k 1M 0 10M 1 10 2 10 10 Frequency (Hz) 4 5 10 10 10 6 Frequency (Hz) Figure 4. Open Loop Voltage Gain vs. Frequency Figure 5. Maximum Output Voltage Swing vs. Frequency 3 30 VCC=15V,VEE=-15V 26 TA=25 C 0.5 28 Equivalent Input Noise Voltage (nV/(HZ) ) 10 o Output Voltage Swing (V) 3 24 22 20 18 16 14 12 VCC=15V, VEE=-15V o RS=50Ω ,TA=25 C 2 10 1 10 0 10 0.1 1 10 10 Load Resistance (KΩ) 10 1 10 2 10 3 Frequency (Hz) Figure 6. Maximum Output Voltage Swing vs. Load Resistance August 2003 0 Figure 7. Equivalent Input Noise Voltage vs. Frequency 5 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Typical Performance Characteristics (Continued) 80 1.2 70 1.1 60 0.9 Bias Current (nA) Offset Voltage (mV) 1.0 0.8 0.7 VCC=15V VEE=-15V 0.6 0.5 0.4 40 30 20 0.3 0.2 10 0.1 0.0 V CC=15V V EE=-15V 50 -25 0 25 50 75 100 0 125 -25 0 25 50 75 100 125 o Ambient Temperature ( C) o Ambient Temperature ( C) Figure 8. Input Offset Voltage vs. Temperature Figure 9. Input Bias Current vs. Temperature Typical Applications BOOST-BASS-CUT R1 11K R2 100K R3 11K Vi C2 0.05µF C1 0.05µF R4 11K C3 0.005µF 1/2 AZ4558A VO + R5 3.6K R6 500K R7 3.6K BOOST-TREBLE-CUT Figure 10. Tone Control August 2003 6 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Typical Applications (Continued) VO 10µF 6.2K 20K 8 6 7 5 + AZ4558A + 2 1 4 3 D2 15K 20K 20K 20K 10K D1 VIN Figure 11. AC/DC Converter August 2003 7 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Mechanical Dimensions DIP - 8 Unit:mm 7.62±0.25 5° 9.2±0.10 6° 6° 4° 3.30±0.30 1.46±0.31 4° 0.7 φ3×0.15±0.05 0.254 0.457 0.28±0.07 2.54 10.0MAX 6.60±0.50 0.13MIN R0.75 August 2003 8 Rev.1.1 Data Sheet Advanced Analog Circuits DUAL LOW NOISE OPERATIONAL AMPLIFIERS AZ4558A Mechanical Dimensions (Continued) 0.2±0.10 7° 0.70±0.025 4.9±0.10 7° Unit:mm 0.22±0.03 1.55±0.20 SOIC - 8 0.32 8° 8° D 6.00±0.20 0.90 1.00 3.90±0.10 φ0.8 0.20 D 20:1 ±4° 4° R0.15 R0.15 3° ±2° 0.42±0.09 August 2003 9 Rev.1.1 Advanced Analog Circuits http://www.aacmicro.com USA: 860 Hillview Court, Suite 160, Milpitas, CA 95035, USA Tel: 408-586 8809, Fax: 408-586 8801 China: 8th Floor, Zone B, 900 Yi Shan Road，Shanghai 200233, China Tel: 86-21-6495 9539, Fax: 86-21-6485 9673 Taiwan: Room 2210, 22nd Fl, 333, Keelung Road, Sec. 1, TaiPei 110, Taiwan Tel: 886-2-2758 6828, Fax: 886-2-2758 6892 IMPORTANT NOTICE Advanced Analog Circuits Corporation reserves the right to make changes without further notice to any products or specifications herein. Advanced Analog Circuits does not assume any responsibility for use of any its products for any particular purpose, nor does Advanced Analog Circuits assume any liability arising out of the application or use of any its products or circuits. Advanced Analog Circuits Corporation does not convey any license under its patent rights or other rights nor the rights of others.