參數(shù)資料
型號(hào)： BA3571
廠商： Rohm CO.,LTD.
英文描述： Headphone driver for portable CD players
中文描述： 耳機(jī)驅(qū)動(dòng)器的便攜式CD播放器
文件頁(yè)數(shù)： 3/4頁(yè)
文件大?。?/td> 78K
代理商： BA3571
BA3571F
Audio ICs
!
Electrical characteristics
_
(unless otherwise noted, Ta = 25
°
C, V
CC
= 3V, R
L
= 16
, and f = 1kHz; measurement circuit shown in Fig.1)
Parameter
Symbol
I
Q
G
V1
G
V2
P
OUT
THD
CB
V
NO1
V
NO2
R
IN
RR
BB
CS
Min.
-
13.5
11.5
20
-
-1.5
-
-
10.8
23
4
52
Typ.
9
15
13
30
0.15
0
-92
-88
13.5
36
6
62
Max.
18
16.5
14.5
-
1.0
1.5
-88
-84
16.2
-
8
-
Unit
mA
dB
dB
mW
%
dB
dBm
dBm
k
dB
dB
dB
Conditions
Quiescent current
Voltage gain 1
Voltage gain 2
Rated output power
Total harmonic distortion
Channel balance
Output noise voltage 1
THD = 10%
V
O
= -16dBm
V
O
= -16dBm
BB = OFF, IHF - A
BB = ON, IHF - A
Output noise voltage 2
Input resistance
Ripple rejection
Boost
Channel separation
f
RR
= 100Hz, V
RR
= -30dBm, BB = OFF
f = 100Hz, V
IN
= -36dBm
f = 1kHz, BB = OFF
V
IN
= 0Vrms
BB = OFF
BB = ON
* Not designed for radiation resistance.
!
Measurement circuit
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
Pre
39k
50k
BB SW
GND
V
CC
RF1
V
CC
V
THD
A
SW1
V
CC
2
1
47
1
2
SW2
GND
16
V
~
THD
16
2
1
~
2
1
SW4
0.1
μ
5.1k
SW3
1 2
13k
100k
~
SW6
2
1
10k
~
10k
SW3
2
1 2
100k
SW5
13k
1
1
μ
0.1
μ
2.2
μ
0.22
μ
220
μ
220
μ
220
μ
33
μ
33
μ
1
μ
+
+
+
+
+
+
+
+
+
Resistors
Capacitors
Capacitors (electrolytic)
:
(±1%)
: F (±1%)
: F (±5%)
Units
Fig. 1
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
BA3571F 制造商:ROHM 制造商全稱(chēng):Rohm 功能描述:Headphone driver for portable CD players
BA3571FS 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Dual Audio Amplifier
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