HWD4558

Chengdu Sino Microelectronics System Co.,Ltd. Data Sheet HWD4558 Features DUAL OPERATIONAL AMPLIFIERS General Description The HWD4558 consists of two high performance opera- · Internal frequency compensation tional amplifiers. The IC features high gain, high input · Large DC voltage gain with 100 dB typical resistance, excellent channel separation, wide range of · High input resistance with 5MΩ typical operating voltage and internal frequency compensa· Low input noise voltage with 10nV/ HZ tion. It is specifically suitable for applications in differential-in, differential-out as well as in potential-metric · Maximum power supply voltages: ± 18V amplifiers and where gain and phase matched channels · Compatible with NJM 4558 are mandatory. The HWD4558 contains ± 18Vmaximum power supply voltage. Applications The HWD558 is available in DIP-8 or SOIC-8 package. · · Audio AC-3 decoded system Audio amplifier Pin Configuration SOIC-8/DIP-8 OUTPUT 1 INPUT 1INPUT 1+ 1 2 3 4 8 7 6 5 VCC OUTPUT 2 INPUT 2INPUT 2+ SOIC-8 DIP-8 VEE Top View Figure 1. Package Types of HWD4558 Figure 2. Pin Configuration of HWD4558 Functional Block Diagram 3.1 KΩ V CC - Input 150 Ω + Input 25 Ω Output 25 Ω 10pF 7.1 KΩ 87pF 7.1 KΩ 480 Ω 4.2 KΩ 36 KΩ V EE Figure 3. Representative Schematic Diagram of HWD4558 (Each amplifier) Issue Date: Jan. 2003 1 Rev.1.0 Chengdu Sino Microelectronics System Co.,Ltd. Data Sheet HWD4558 DUAL OPERATIONAL AMPLIFIERS Ordering Information Package SOIC-8 D...