參數(shù)資料
型號: TEA6843HL/V1,518
廠商: NXP SEMICONDUCTORS
元件分類: 接收器
英文描述: 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): 32/62頁
文件大?。?/td> 363K
代理商: TEA6843HL/V1,518
2003 Dec 19
38
Philips Semiconductors
Product specication
New In Car Entertainment (NICE)
extended car radio
TEA6843HL
Table 17 Setting of wideband AGC for AM
Table 18 Setting of wideband AGC for FM
Table 19 Setting function of pin FREF in test mode
12.2.7
WRITE MODE: DATA BYTE 6
Table 20 Format of data byte 6
Table 21 Description of data byte 6 bits
Table 22 Standard setting of data byte 6 bits
WBA1
WBA0
AM MIXER 1 INPUT VOLTAGE (PEAK VALUE)
(mV)
0
375
0
1
500
1
0
625
1
750
WBA1
WBA0
FM RF MIXER INPUT VOLTAGE (RMS VALUE)
(mV)
11
4
10
8
01
12
00
16
TMS1
TMS0
OUTPUT AT PIN FREF
0
reference frequency of TEA688x or TEF689x
0
1
tuner oscillator frequency divided by division ratio of
programmable divider
1
0
PLL synthesizer reference frequency
1
not used (no output)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
LST4
LST3
LST2
LST1
LST0
LSL2
LSL1
LSL0
BIT
SYMBOL
DESCRIPTION
7 to 3
LST[4:0]
Setting of level DAA starting point. These 5 bits determine the offset of the level
detector output voltage.
2 to 0
LSL[2:0]
Setting of level DAA slope. These 3 bits determine the steepness of the level detector
output voltage.
SETTING OF LEVEL DAA STARTING POINT
SETTING OF LEVEL DAA SLOPE
LST4
LST3
LST2
LST1
LST0
LSL2
LSL1
LSL0
10000100
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