AN733 - Panasonic Semiconductor

AN733 7-Element Graphic Equalizer IC for Hi-Fi

Pin No. Pin Name Pin Voltage (V) Description ICs for Audio Common Use Equivalent Circuit 1 + VCC 1, 3, 5, 7, 9, 11, 13 Input Center electric potential (GND) Resonance circuit input pin – VCC IN 16 2 1 2, 4, 6, 8, 10, 12, 14 Negative Feedback Center electric potential (GND) Resonance circuit negative feedback pin + VCC – VCC IN 15 Non Inver.

Features

• Low noise : Vno = 4µVrms typ.
• Low distortion : THD = 0.002% typ. (at VO = 1Vrms)
• High output power : VO (max.) = 9.5Vrms typ. (at. THD =
• 0.1%) Wide operating supply voltage range : VCC (opr.) = ±4 ~ ±18V 25.0±0.3 3 ~15˚ 7.62±0.25 20-Lead DIP Package (DIP020-P-0300A) s Block Diagram
  –VCC 20 GND 19 +VCC 18 17 16 15 14 13 12 11 Output Buffer
  – +
  – + Resonance Section7
  – + Resonance Section6 Resonance Section5 +
  – Resonance Section1 +
  – Resonance Section2 +
  – Resonance Section3 +
  – Resonance Section4 +
  – 1 2 3 4 5 6 7 8 9 10 2.54 AN7337N s Absolute Maximum Ratings (.