GM3038

www.DataSheet4U.com Programmable DynamEQ®II - GM3038 DATA SHEET FEATURES DynamEQ® II flexibility DESCRIPTION GM3038 five programmable parameters 24 dB/oct state variable filter twin average detectors handles high input levels drives class D integrated receivers STANDARD PACKAGING Hybrid typical dimensions: 0.250 in x 0.115 in x 0.120 in (6.35 mm x 2.92 mm x 3.05 mm) The GM3038 programmable hybrid is composed of a DynamEQ® II Wide Dynamic Range Compression signal processor and the ER102 controller memory chip. The hybrid incorporates 24 dB/oct filtering. The gain and frequency response are dependent on the user’s environment. The Twin Average Detector circuit is optimized for sound quality during normal listening without sacrificing comfort during sudden loud sounds. The GM3038 features five programmable parameters: independent compression ratio adjustment in the High and Low frequency channels, threshold adjustment, crossover frequency adjustment and MPO adjustment. The ER102 controller memory chip is supported by a variety of programmers available on the market. The output stage is designed as a preamplifier for the class D integrated receiver. VB 1 VDD C6 0µ22 C5 10n R5S R5 1MΩ R5R R6R R6 4:1 5 RHI 4 RLO 3 600kΩ R6S ER102 GM3038 VB 18 CSAD 7 1M CFAD 2 1M 1:1A 1 53.5kΩ 1:1B 6 85.6kΩ VREG 7 VREG 8 C1 0µ1 RTH 19 R3R REGULATOR SLOW AVERAGE DETECTOR FAST AVERAGE DETECTOR CONTROL 1 RECTIFIER X 50k R3 150kΩ 11 IN R AGC_IN VB 48k OUT -B -C 48k ...