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參數(shù)資料
| 型號： | TDA9840T |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | DIODE 1SMC28AT3 TRANSZORB 1500W SMT |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO20 |
| 封裝： | 7.50 MM, PLASTIC, MS-013AC, SOT-163-1, SOP-20 |
| 文件頁數(shù)： | 17/28頁 |
| 文件大?。?/td> | 200K |
| 代理商： | TDA9840T |
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1998 Jul 03
17
Philips Semiconductors
Product specification
TV and VTR stereo/dual sound processor
with digital identification and I
2
C-bus control
TDA9840
Table 6
I
2
C-bus; SUBADDRESS/DATA for writing (X = 0 in the address byte)
Note
1.
This byte is acknowledged by the TDA9840.
Function of the bits:
SW6 to SW0 input and output AF selection; see Table 7
LV3 to LV0 level adjustment; see Table 10
ST5 to ST0 stereo adjustment; see Table 11.
Table 7
Data byte to select AF inputs and AF outputs [subaddress (00)
HEX
]
FUNCTION
SUBADDRESS
DATA
D7
D6
D5
D4
D3
D2
D1
D0
Switching
Without function
(note 1)
Level adjustment
Stereo adjustment
0000 0000
0000 0001
0
0
SW6
0
SW5
0
SW4
0
SW3
0
SW2
0
SW1
0
SW0
0
0000 0010
0000 0011
0
0
0
0
0
0
LV3
ST3
LV2
ST2
LV1
ST1
LV0
ST0
ST5
ST4
TRANSMISSION
MODE
INPUT SIGNAL
OUTPUT SIGNAL
DATA
ST/DS/M
EXT
MAIN
SCART
V
i 1
PIN
7
M
S
S
A
A
A
A
V
i 2
PIN
8
R
R
B
B
B
B
V
i 3
PIN
9
C
V
i 4
PIN
10
D
V
o 1
PIN
14
V
o 2
PIN
13
V
o 3
PIN
12
V
o 4
PIN
11
D7
D6
D5
D4
D3
D2
D1
D0
HEX
Sound mute
MONO
STEREO
no signal
M
S
R
B
B
B
B
D
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
1
0
1
1
0
1
1
1
1
1
0
0
0
1
0
1
0
1
1
0
0
0
0
0
0
1
1
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
00
10
10
2A
12
1A
16
1E
7A
M
ST
M
S
L
A
A
A
A
C
M
S
L
A
A
B
B
C
M
S
R
A
B
A
B
D
DUAL
DS
External
Table 8
Explanation of Table 7
SIGNAL
DESCRIPTION
R
L
S
right
left
A and B
dual sound A/B
R
+
2
)
--L
C
D
M
DS
ST
NICAM or AM sound (standard L)
NICAM
mono sound
dual sound
stereo sound
SIGNAL
DESCRIPTION
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| TDA9850 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:I2C-bus controlled BTSC stereo/SAP decoder |
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