參數(shù)資料
型號: TEA6849H
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: New In Car Entertainment car radio tuner IC with Precision Adjacent Channel Suppression
中文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP80
封裝: 12 X 12 MM, 1.40 MM HEIGHT, PLASTIC, MS-026, SOT-315-1, LQFP-80
文件頁數(shù): 34/65頁
文件大?。?/td> 405K
代理商: TEA6849H
2003 Dec 19
34
Philips Semiconductors
Product specification
New In Car Entertainment car radio tuner IC with
Precision Adjacent Channel Suppression (NICE-PACS)
TEA6849H
12.2
I
2
C-bus protocol
12.2.1
D
ATA TRANSFER MODE AND
IC
ADDRESS
Table 1
Write mode
Notes
1.
2.
3.
S = START condition.
A = acknowledge.
P = STOP condition.
Table 2
Read mode
Notes
1.
2.
S = START condition.
A = acknowledge.
Table 3
IC address byte
Notes
1.
Defined by address pin FREF:
a) 1 = 1st IC address
b) 0 = 2nd IC address.
Read or write mode:
a) 0 = write operation to TEA6849H
b) 1 = read operation from TEA6849H.
2.
12.2.2
W
RITE MODE
:
DATA BYTE
0
Table 4
Format of data byte 0
Table 5
Description of data byte 0 bits
S
(1)
address (write)
A
(2)
data byte(s)
A
(2)
P
(3)
S
(1)
address (read)
A
(2)
data byte 1
IC ADDRESS
MODE
R/W
(2)
1
1
0
0
0
0
0/1
(1)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
AF
PLL14
PLL13
PLL12
PLL11
PLL10
PLL9
PLL8
BIT
SYMBOL
DESCRIPTION
7
AF
Alternative frequency.
If AF = 0, then normal operation. If AF = 1, then AF (RDS)
update mode.
Setting of programmable counter of synthesizer PLL.
Upper byte of PLL divider
word.
6 to 0
PLL[14:8]
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