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參數(shù)資料
| 型號： | BU9253 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | KARAOKE echo IC |
| 中文描述： | 卡拉OK回聲集成電路 |
| 文件頁數(shù)： | 6/6頁 |
| 文件大小： | 72K |
| 代理商： | BU9253 |
6
Multimedia ICs
BU9253AS / BU9253FS / BU9255FS
External dimensions (Units: mm)
SSOP-A16
0
0
°
~ 15
°
7.62
3
±
3
±
1.778
10
9
6
±
19.4
±
0.3
18
1
0.5
±
0.1
0.3
±
0.1
SDIP18
BU9253AS
BU9253FS / BU9255FS
0.36
±
0.1
0.8
0
6.6
±
0.2
4
±
6
±
1
±
1
16
8
9
0.15
0.3Min.
0
±
(3) Setting the echo loop gain
V
IN
LPF
R
R
AD
SRAM
OdB
V
IN
V
O
VDLY
Recommendable gain
+ 3dB
Recommendable gain
– 6dB
R: R = 1: 1
mix
Echo loop ATT V
IN
~ V
DLY
···A =
(A < 1)
With Pin NO. BU9253FS
V
IN
V
DLY
OUT
DA
2
VR
9
7
8
Fig. 3
+
+
With V
OMax
being the maximum amplitude of V
O
at this
time (when the phases, including that of the DLY cir-
cuit, are in alignment):
Thus, maximum allowable input is the value of V
OMax
provided the specifications (1 = A). Assuming a feed-
back ratio (A) of 0.7 and a maximum V
OUT
of 4.0 V
P-P
,
V
IN
must be less than 1.2 V
P-P
.
V
O
Max. = (1 + A + A2 + ···) V
IN
=
1-A
∞
Σ
K = 0
A
K
· V
IN
= 1
IN
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| BU9253AS | KARAOKE echo IC |
| BU9253FS | KARAOKE echo IC |
| BU9255FS | KARAOKE echo IC |
| BU9480 | 16-bit stereo D / A converter for audio applications |
| BU9528KS | 蚊IC |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BU9253AS | 功能描述:視頻 IC Karaoke/Surround Digital Echo RoHS:否 制造商:Fairchild Semiconductor 工作電源電壓:5 V 電源電流:80 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TSSOP-28 封裝:Reel |
| BU9253AS/FS | 制造商:ROHM 制造商全稱:Rohm 功能描述:Multimedia LSIs |
| BU9253AS_05 | 制造商:ROHM 制造商全稱:Rohm 功能描述:Karaoke/Surround Digital Echo |
| BU9253AS-E2 | 制造商:ROHM 制造商全稱:Rohm 功能描述:Karaoke/Surround Digital Echo |
| BU9253FS | 制造商:ROHM Semiconductor 功能描述: |
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