BD34700FV
具备μ-step音量 4ch声音处理器
BD34700FV
具备μ-step音量 4ch声音处理器
实现4ch独立控制的音量控制器。具备μ-step音量，可减轻增益ATT切换时的开关机噪声。既适合用作AV接收器等多通道音量的副音量，也适合用作2ch等简单系统的主音量。
主要规格
特性：
Input (ch) ?
4
Vcc(Min.)[V]
6.5
Vcc(Max.)[V]
7.5
Iq[mA]
22
Volume (ch/Ad-Sw) ?
4/Yes
Volume Range/Step (dB/dB) ?
+32~-95, -∞/0.5
[I] Independent from Input Selector / [C] Cascade from Input Selector ?
C
Output Voltage (V, typ)
4.2
THD+N (dB)
0.0004
I/F
2-wire
Power Supply Voltage (V) ?
±6.5~±7.5
Temperature (Min.)[°C]
-40
Temperature (Max.)[°C]
85
Package Size [mm]
13.6x7.8 (t=2)
特点：
- Micro-step volume can reduce the switching pop noise when volume changes.
- Micro-step volume can reduce the capacitor for the DC offset cut.
- 2-wire serial bus control, corresponding to 3.3/5V.
- It is controllable to two chips on the same serial bus by using chip select terminal.
