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音频器件IC
Audio Accessory ICs
ROHM的音频用高性能辅助IC系列是采用了众多在音频领域积累的技巧及电路技术的IC系列。有助于提高汽车音响、Boom Box、微型音响、卡拉OK等各种装置的功能。

充实了器产品阵容 音频器件IC
内置3输入选择器的音频放大器
| Part No. |
Supply
voltage
(V) |
Circuit current
(mA) |
Open loop gain
(dB) |
Inputs |
CMRR
(dB) |
Supply voltage rejection ratio
(dB) |
Common- mode input voltage range
(V)
VCC=8V |
Offset voltage
(mV) |
Offset current
(nA) |
Input bias current
(nA) |
THD
(%) |
Channel separation
(dB) |
Gainband- width product
(MHz) |
Slew rate
(V/µS) |
Package |
RoHS |
| BA3131FS |
6.0 ~ 16.0 |
4.9 |
110 |
3 |
72 |
90 |
6 |
0.5 |
5.0 |
50 |
0.0025 |
115 |
2.6 |
1.2 |
SSOP-A20 |
Yes |
接地隔离放大器
| Part No. |
Supply Voltage (V) |
Operating Temperature (℃) |
Circuits |
Circuit Current (mA) |
Voltage gain (dB) |
CMRR (dB) |
Common-mode input Voltage Range(Vcc=8V) (V) |
THD (%) |
Package |
RoHS |
|
BA3121F
|
4.0 ~ 18.0 |
-30 ~ 85 |
2 |
9.0 |
-0.04 |
57 |
3.75 |
0.002 |
SOP8 |
Yes |
|
BA3123F
|
4.0 ~ 18.0 |
-40 ~ 85 |
2 |
9.0 |
-0.04 |
57 |
3.75 |
0.002 |
SOP8 |
Yes |
内置ALC的前置放大器
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