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參數(shù)資料
| 型號(hào)： | KB22688 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | TV Sound MPX for Two Carrier System(載波系統(tǒng)的電視聲音多路轉(zhuǎn)換器) |
| 中文描述： | 電視聲音盈豐雙載波系統(tǒng)（載波系統(tǒng)的電視聲音多路轉(zhuǎn)換器） |
| 文件頁數(shù)： | 14/22頁 |
| 文件大?。?/td> | 140K |
| 代理商： | KB22688 |
KB22688 TV SOUND MPS FOR TWO CARRIER SYSTEM
d) u-COM control map
** In IIC BUS mode, SLAVE Address = WRITE : 84H, READ : 85H
** In normal u-COM mode, chip select code = 1000010B
0
X
X
X
(TEST MOD 1
X
X
X
1
X
TEST
011XXXXX
SUB address
(2nd Byte)
(MSB <-> LSB)
000XXXXX
(MODE CONTROL)
001XXXXX
(MUTE CONTROL )
010XXXXX
100XXXXX
111XXXXX
101XXXXX
110XXXXX
(TEST
MODE )
MSB
D1
DATA (3rd Byte)
Remark
Function
LSB
D8
D2
D3
D4
D5
D6
D7
MONO
STEREO
BILINGUAL
SUB
MUTE OFF
MUTE ON
KOREA
NOT USE
NOT USE
NOT USE
SEP. ADJUST*
NOT USE
OPERATING
NOT USE
X
X
X
X
X
X
X
D3
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
D5
X
X
X
X
X
X
X
X
X
X
X
X
X
D4
X
X
X
X
X
0
0
1
1
X
X
X
D2
X
0
0
1
0
1
0
1
0
1
X
D1
X
0
1
X
END USER
CONTROL
SET
MAKER
SETTING
NOT USE
NOT USE
IC
MAKER
TEST
* MSB FIRST
* When power is ON, all latch datas are ‘ 0’ , so, KB22688 is set to MONO OFF, MUTE OFF, SEPARATION
ADJUST DEFAULT (00001XXX).
* Separation Adjust Data
D1D2D3D4D5 D1D2D3D4D5 D1D2D3D4D5
0 0 0 0 0 (MIN) <-- - 0 0 0 0 1 (TYP) ----> 1 1 1 1 1 (MAX)
e) Control Function Descriptiom
* MODE CONTROL : Control the MATRIX structure according to broadcast status and end user’ s setting.
KB22688 has 4 modes ( MONO, STEREO, BILINGUAL and SUB )
* MUTE CONTROL : When MUTE CONTROL is on , the audio output of KB22688 is off .
* SEP. ADJUST : The separation characteristic of KB22688 in STEREO mode can be controlled by IIC BUS.
This option controls S2 FM demodulated output signal level so as to make the separation characteristic
in best status.
* TEST MODE : IC maker’ s test item.
f) DC Control Map ( PIN22: H )
Function
SDA
DC ( LOGIC ) INPUT
SCL
MONO
STEREO
BILINGUAL
SUB
0
0
1
1
0
1
0
1
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