BD3814FV
2ch/6ch电子音量控制器
BD3814FV
2ch/6ch电子音量控制器
罗姆的2ch/6ch电子音量控制器是实现了131dB/133dB的宽动态范围的电子音量控制器。以两线串行BUS控制的组合使用时，可实现最大8ch音量。
主要规格
特性：
Input (ch) ?
6
Vcc(Min.)[V]
10
Vcc(Max.)[V]
14.6
Iq[mA]
14
Outputs
6
Tone Control Band
BASS, Treble
Volume (ch/Ad-Sw) ?
6/-
Volume Range/Step (dB/dB) ?
0~-95, -∞/1
Output Voltage (V, typ)
4.3
THD+N (dB)
0.001
EQ (number of Band) ?
2
MUTE Terminal ?
Yes
Output Noise[µVrms]
1
Other ?
Op-amp 2
I/F
2-wire
Power Supply Voltage (V) ?
±5~±7.3
Temperature (Min.)[°C]
-20
Temperature (Max.)[°C]
75
Package Size [mm]
13.6x7.8 (t=2.0)
特点：
・ Dynamic range : 132dB (tone bypath, VOL = MUTE, IHF-A).・ Master volume 6ch independent (0 to -95dB, MUTE 1dB/step).
・ Low current consumption design by use of Bi-CMOS process.
・ Maximum output voltage : 4.3Vrms (Vcc=7V, VEE=-7V, RL=10kΩ).
・ Built-in 2 OP amplifiers.
・ 2-line serial control (for both 3.3V and 5V).
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