参数资料
型号: TDA7421N
厂商: STMICROELECTRONICS
元件分类: 接收器
英文描述: AM/FM, AUDIO SINGLE CHIP RECEIVER, PQFP64
封装: TQFP-64
文件页数: 26/47页
文件大小: 374K
代理商: TDA7421N
Data byte specification
TDA7421N
Swallow mode: fvco/fsyn = LSB + MSB + 32
Table 16.
PLL counter 1 (LSB)
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
0
000
00
LSB = 0
0
000
00
01
LSB = 1
0
000
00
10
LSB = 2
all combinations allowed
1
111
11
00
LSB = 252
1
111
11
01
LSB = 253
1
111
11
10
LSB = 254
1
111
11
LSB = 255
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
Bit name
Subaddress = 01H
Table 17.
PLL counter 2 (MSB)
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
0
000
00
MSB = 0
0
000
00
01
MSB = 256
0
000
00
10
MSB = 512
all combinations allowed
1
111
11
00
MSB = 64768
1
111
11
01
MSB = 65024
1
111
11
10
MSB = 65280
1
111
11
MSB = 65536
PC15
PC14
PC13
PC12
PC11
PC10
PC9
PC8
Bit name
Subaddress = 02H
Table 18.
PLL reference counter 1 (LSB)
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
0
000
00
LSB = 0
0
000
00
01
LSB = 1
0
000
00
10
LSB = 2
all combinations allowed
1
111
11
00
LSB = 252
1
111
11
01
LSB = 253
1
111
11
10
LSB = 254
1
111
11
LSB = 255
RC7
RC6
RC5
RC4
RC3
RC2
RC1
RC0
Bit name
Subaddress =03H
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