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參數(shù)資料
| 型號： | LA2650 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | Bass Boost IC |
| 中文描述： | 低音增強集成電路 |
| 文件頁數(shù)： | 2/13頁 |
| 文件大?。?/td> | 319K |
| 代理商： | LA2650 |
No. 5652-2/13
LA2650
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
I
CCO
T
I
CCO
B
VGT
Boost: off
5
8
13
mA
Boost: on
6
9
14
mA
Voltage gain
V
IN
= 0 dBm, Boost: off
V
IN
= 0 dBm, Boost: on
Boost: on, f
i
= 50 Hz, BST = 35 dB,
ADD = 0 dB, V
IN
= –30 dBm
Boost: on, f
i
= 50 Hz, BST = 35 dB,
ADD = 0 dB, V
IN
= –20 dBm
Boost: on, f
i
= 50 Hz, BST = 35 dB,
ADD = 0 dB, V
IN
= –10 dBm
Boost: on, f
i
= 50 Hz, BST = 35 dB,
ADD = 0 dB, V
IN
= 0 dBm
Boost: on, f
i
= 50 Hz, BST = 30 dB,
ADD = –6 dB, V
IN
= –20 dBm
Boost: on, f
i
= 50 Hz, BST = 30 dB,
ADD = –6 dB, V
IN
= –10 dBm
Boost: on, f
i
= 50 Hz, BST = 30 dB,
ADD = –6 dB, V
IN
= 0 dBm
THD = 1%, Boost: off
–2
0
+2
dB
VGB
–2
0
+2
dB
BST1
25.5
28.5
31.5
dB
BST2
21
24
27
dB
Boost level: high
BST3
13
15
17
dB
BST4
5
7
9
dB
BST1
15
18
21
dB
Boost level: low
BST2
8
10
12
dB
BST3
1.5
3.5
5.5
dB
Maximum output voltage
V
O
maxT
V
O
maxB
2.00
2.55
V
THD = 1%, Boost: on
2.00
2.55
V
THD T
V
IN
= –10 dBm, Boost: off,
BPF = 400 Hz to 30 kHz
0.008
0.03
%
Total harmonic distortion
THD B
V
IN
= –10 dBm, Boost: on, f
i
= 50 Hz,
LPF = 30 kHz
V
O
= 0 dB, Rg = 10 k
, DIN AUDIO,
Boost: off
V
O
= 0 dB, Rg = 10 k
, DIN AUDIO,
Boost: on
Rg = 10 k
, JIS A, Boost: off,
Boost ADD = off
Rg = 10 k
, JIS A, Boost: on
RED LED
0.3
0.9
%
CT T
80
88
dB
Crosstalk
CT B
50
59
dB
V
NO
T
–97
–90
dBm
Output noise voltage
V
NO
B
I
LED
–91
–84
dBm
LED current
11
15
19
mA
Electrical Characteristics
at Ta = 25°C, V
CC
= 9 V, f
i
= 1 kHz, R
L
= 10 k
, BST = 35 dB, ADD = 0 dB, BST:ADD = ON
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