BD3812F

Sound Processors for Home Theater Systems 2ch Electronic Volume BD3812F No.10081EAT03 ●Description BD3812F is an electronic volume having volume, gain amplifier functions necessary for applications in AV receivers, home theatre systems, min-component systems and so forth. Having a chip select terminal, it can be controlled until 4 chips with common bus line. ●Features 1) Residual noise : 1.2µVrms {dynamic range : 131dB (IHF-A)} 2) 2ch independent volume (0 to -103dB, MUTE 1dB/step) 3) 8ch at maximum available in combination of any of BD3811K1, BD3813KS, BD3814FV, BD3815KS (6ch volume) in common bus line 4) It can be controlled until 4 chips with common bus line at the same time 5) Maximum output voltage : 4.2Vrms (Vcc=7, VEE=-7V, RL=10kΩ) 6) 2-line serial control (for both 3.3V and 5V) 7) Built-in Output gain amplifier for adjustment of output signal voltage (0, 6 to 18dB, 2dB/step) 8) Output mute controllable by serial data and external control terminal ●Applications AV receivers, home theater systems, mini-component systems, etc. ●Absolute maximum ratings (Ta=25℃) Parameter Symbol Powewr supply voltage VCC VEE Input signal voltage VIN Ratings 7.5 *1 -7.5 VCC+0.3 to VEE-0.3 Unit V V Power dissipation Pd 450*2 mW Operating temperature range Topr －20 to +75 ℃ Storage temperature range Tastg －55 to +125 ℃ *1 Even in the specified range of Power Supply Voltage, applying voltage only to the VCC side may cause an excessive current to give a permanent dama...