參數(shù)資料
型號: TDA7513T
廠商: STMICROELECTRONICS
元件分類: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP80
封裝: 14 X 14 MM, 1.40 MM HEIGHT, TQFP-80
文件頁數(shù): 46/84頁
文件大小: 845K
代理商: TDA7513T
Software specifications
TDA7513T
Table 35.
Subaddress 1: PLL lock detector, FM mode and test
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
Charge pump
0
VCO adjust lock Disable
1
VCO adjust lock Enable
0
fref BYPASS Disable
1
fref BYPASS Enable
Tuner / PLL AM/FM mode
0
Select AM mode
1
Select FM mode
Lock detector control
0
PD phase difference threshold 10ns
0
1
PD phase difference threshold 20ns
1
0
PD phase difference threshold 30ns
1
PD phase difference threshold 40ns
0
Not valid
0
1
Activation delay 4x1/fREF
1
0
Activation delay 6x1/fREF
1
Activation delay 8x1/fREF
0
Lock detector doesn’t control charge
pump
1
Lock detector controls charge pump
Table 36.
Subaddress 2: PLL counter 1 (LSB)
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
00
0
LSB = 0
00
0
1
LSB = 1
00
0
1
0
LSB = 2
11
1
0
LSB = 252
11
1
0
1
LSB = 253
11
1
0
LSB = 254
11
1
LSB = 255
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