BD37033FV-M
汽车音响用声音处理器
BD37033FV-M
汽车音响用声音处理器
BD37033FV-M是汽车音响用声音处理器。内置3个单路输入、2个接地隔离输入的输入选择器、音量、3频段均衡器、响度、 6ch音量控制、(低音炮用)LPF、抗混叠滤波器、音轨音量控制。还内置了便于微控制器控制的罗姆原创的高级开关电路，消除了从无声时的切换到20Hz的超低音大信号输入时为止的各种条件下的冲击音，实现高品质的汽车音响系统。
主要规格
功能安全:
特性：
Input (ch) ?
Stereo 5
ISO Input (ch) ?
Stereo 2
Input Gain (dB/Ad-Sw) ?
+16~0/Yes
Vcc(Min.)[V]
7
Vcc(Max.)[V]
9.5
Iq[mA]
31
Outputs
3
Tone Control Band
Bass, Middle, Treble
Volume (ch/Ad-Sw) ?
2/Yes
Volume Range/Step (dB/dB) ?
+15~-79/1
[I] Independent from Input Selector / [C] Cascade from Input Selector ?
C
Fader (ch/Ad-Sw) ?
6/Yes
Fader Range/Step (dB/dB) ?
+15~-79/1
Output Voltage (V, typ)
2.2
THD+N (dB)
0.002
EQ (number of Band) ?
3
MUTE Terminal ?
Yes
Mixing Input ?
E 1/S 4
Output Noise[µVrms]
5.5
Other ?
Loudness
I/F
I2C
Power Supply Voltage (V) ?
7.0~9.5
Temperature (Min.)[°C]
-40
Temperature (Max.)[°C]
85
Package Size [mm]
10x7.6 (t=1.35)
Common Standard
AEC-Q100 (Automotive Grade)
特点：
・Reduce switching noise by using advanced switch circuit.・Built-in input selector (single 3 / diff 2).
・Decrease the number of external components
・Built-in mixing volume and anti-aliasing-filter.
・Built-in anti-GSM-noise-filter.
・Package is SSOP-B28.
・It is possible to control by 3.3V / 5V for I²C BUS.
・AEC-Q100 Qualified.
